Synthesis and Lewis acid catalyzed Claisen rearrangement of 2-(1,3-oxazolin-2-yl)-substituted allyl vinyl ethers

Tetrahedron

Volumn 59, Issue 23, 2003, Pages 4031-4038

  Helmboldt, Hannes ^a   Hiersemann, Martin ^a  

^a DRESDEN UNIVERSITY OF TECHNOLOGY   (Germany)

Author keywords

Allyl vinyl ether; Catalysis; Claisen rearrangement; Copper(II) bis(oxazoline); Lewis acid

Indexed keywords

OXAZOLINE DERIVATIVE; VINYL DERIVATIVE;

ARTICLE; CATALYSIS; CATALYST; CLAISEN REARRANGEMENT; ENZYME SUBSTRATE; PRIORITY JOURNAL; REACTION ANALYSIS; STEREOCHEMISTRY; SUBSTITUTION REACTION; SYNTHESIS;

EID: 0038396378     PISSN: 00404020     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4020(03)00590-8     Document Type: Article

References (42)

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19. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
20. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
21. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
22. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
23. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
24. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
25. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
26. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
27. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
28. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
29. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
30. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
31. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
32. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
33. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
34. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
35. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
36. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
37. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
38. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
39. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
40. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
41. For applications of copper(II)bis(oxazolines) as chiral Lewis acids in asymmetric catalysis, see: (a) Bayardon J., Sinou D. Tetrahedron Lett. 44:2003;1449-1451 (b) Sepac D., Marinic Z., Portada T., Zinic M., Sunjic V. Tetrahedron. 59:2003;1159-1167 (c) Morao I., McNamara J.P., Hillier I.H. J. Am. Chem. Soc. 125:2003;628-629 (d) Risgaard T., Gothelf K.V., Jørgensen K.A. Org. Biomol. Chem. 1:2003;153-156 (e) Sibi M.K., Chen J. Org. Lett. 4:2002;2933-2936 (f) Wada E., Koga H., Kumaran G. Tetrahedron Lett. 43:2002;9397-9400 (g) Christensen C., Juhl K., Hazell R.G., Jørgensen K.A. J. Org. Chem. 67:2002;4875-4881 (h) Pastor I.M., Adolfson H. Tetrahedron Lett. 43:2002;1743-1746 (i) Juhl K., Jørgensen K.A. J. Am. Chem. Soc. 124:2002;2420-2421 (j) Christensen C., Juhl K., Jørgensen K.A. Chem. Commun. 2001;2222-2223 (k) Evans D.A., Janey J.M. Org. Lett. 3:2001;2125-2128 (l) Juhl K., Gathergood N., Jørgensen K.A. Angew. Chem. Int. Ed. 40:2001;2995-2997 (m) Zhuang W., Gathergood N., Hazell R.G., Jørgensen K.A. J. Org. Chem. 66:2001;1009-1013 (n) Evans D.A., Tregay S.W., Burgey C.S., Paras N.A., Vojkovsky T. J. Am. Chem. Soc. 122:2000;7936-7943 (o) Evans D.A., Rovis T., Kozlowski M.C., Downey C.W., Tedrow J.S. J. Am. Chem. Soc. 122:2000;9134-9142 (p) Audrain H., Thorhauge J., Hazell R.G., Jørgensen K.A. J. Org. Chem. 65:2000;4487-4497 (q) Evans D.A., Johnston J.S., Olhava E.J. J. Am. Chem. Soc. 122:2000;1635-1649 (r) Aggarwal V.K., Elfyn-Jones D., Martin-Castro A.M. Eur. J. Org. Chem. 2000;2939-2945 (s) Juhl K., Gathergood N., Jørgensen K.A. Chem. Commun. 2000;2211-2212 (t) Imai Y., Zhang W., Kida T., Nakatsuji Y., Ikeda I. J. Org. Chem. 65:2000;3326-3333 (u) Johnson J.S., Evans D.A. Acc. Chem. Res. 33:2000;325-335 (v) Jørgensen K.A. Angew. Chem. Int. Ed. 39:2000;3558-3589 (w) Evans D.A., Rovis T., Johnston J.S. Pure Appl. Chem. 71:1999;1407-1415 (x) Gosh A.K., Mathivanan P., Cappiello. Tetrahedron: Asymmetry. 9:1998;1-45.
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