-
2
-
-
0000487061
-
-
Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: New York
-
(b) Heathcock, C. H. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: New York, 1991; Vol. 2, p 181.
-
(1991)
Comprehensive Organic Synthesis
, vol.2
, pp. 181
-
-
Heathcock, C.H.1
-
3
-
-
0001091186
-
-
Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: New York
-
(c) Kim, B. M.; Williams, S. F.; Masamune, S. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: New York, 1991; Vol. 2, p 239.
-
(1991)
Comprehensive Organic Synthesis
, vol.2
, pp. 239
-
-
Kim, B.M.1
Williams, S.F.2
Masamune, S.3
-
4
-
-
0000144592
-
-
Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: New York
-
(d) Rathke, M. W.; Weipert, P. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: New York, 1991; Vol. 2, p 277.
-
(1991)
Comprehensive Organic Synthesis
, vol.2
, pp. 277
-
-
Rathke, M.W.1
Weipert, P.2
-
5
-
-
0001653533
-
-
Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: New York
-
(e) Paterson, I. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press: New York, 1991; Vol. 2; p 301.
-
(1991)
Comprehensive Organic Synthesis
, vol.2
, pp. 301
-
-
Paterson, I.1
-
6
-
-
0031849225
-
-
(f) Gröger, H.; Vogel, E. M.; Shibasaki, M. Chem. Eur. J. 1998, 4, 1137-1141.
-
(1998)
Chem. Eur. J.
, vol.4
, pp. 1137-1141
-
-
Gröger, H.1
Vogel, E.M.2
Shibasaki, M.3
-
8
-
-
0000851696
-
-
Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press; New York
-
(a) Heathcock, C. H. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Heathcock, C. H., Eds.; Pergamon Press; New York, 1991; Vol. 2, p 133.
-
(1991)
Comprehensive Organic Synthesis
, vol.2
, pp. 133
-
-
Heathcock, C.H.1
-
10
-
-
0005927219
-
-
Sheffold, R., Ed.; Springer-Verlag: Berlin
-
(c) Heathcock, C. H. In Modern Synthetic Methods; Sheffold, R., Ed.; Springer-Verlag: Berlin, 1992; p 1.
-
(1992)
Modern Synthetic Methods
, pp. 1
-
-
Heathcock, C.H.1
-
11
-
-
0030989645
-
-
(d) Mahrwald, R.; Costisella, B.; Gründogan, B. Tetrahedron Lett. 1997, 38, 4543.
-
(1997)
Tetrahedron Lett.
, vol.38
, pp. 4543
-
-
Mahrwald, R.1
Costisella, B.2
Gründogan, B.3
-
12
-
-
0000264684
-
-
(e) Maeda, K.; Shinokubo, H.; Oshima, K. J. Org. Chem. 1998, 63, 4558.
-
(1998)
J. Org. Chem.
, vol.63
, pp. 4558
-
-
Maeda, K.1
Shinokubo, H.2
Oshima, K.3
-
13
-
-
0345034073
-
-
note
-
3). The formation energy of the latter is -10.455 kcal/mol, whereas that of the former is 21.155 kcal/mol.
-
-
-
-
14
-
-
0000093375
-
-
Trost, B. M., Fleming, I., Schreiber, S. L., Eds.; Pergamon Press: Oxford
-
(a) Ferreri, C.; Palumbo, G.; Caputo, R. In Comprehensive Organic Synthesis; Trost, B. M., Fleming, I., Schreiber, S. L., Eds.; Pergamon Press: Oxford, 1991; Vol. 1, p 139.
-
(1991)
Comprehensive Organic Synthesis
, vol.1
, pp. 139
-
-
Ferreri, C.1
Palumbo, G.2
Caputo, R.3
-
16
-
-
0347195435
-
-
For preparation of lithium enolate of aldehyde, see: Heathcock, C. H.; Buse, C. T.; Kleschick, W. A.; Pirrung, M. C.; Sohn, J. E.; Lampe, J. J. Org. Chem. 1980, 45, 1066.
-
(1980)
J. Org. Chem.
, vol.45
, pp. 1066
-
-
Heathcock, C.H.1
Buse, C.T.2
Kleschick, W.A.3
Pirrung, M.C.4
Sohn, J.E.5
Lampe, J.6
-
17
-
-
0000217399
-
-
Some reactions involving titanium ate-complex reagents have been reported: (a) Reetz, M. T.; Peter, T. Tetrahedron Lett. 1981, 22, 4691. (b) Reetz, M. T.; Wenderoth, B. Tetrahedron Lett. 1982, 23, 5259. (c) Reetz, M. T.; Westermann, J.: Steinbach, R.; Wenderoth, B.; Peter, R.; Ostarek, R.; Maus, S. Chem. Ber. 1985, 118, 1421. (d) Reetz, M. T.; Steinbach, R.; Westermann, J.; Peter, R.; Wenderoth, B. Chem. Ber. 1985, 118, 1441.
-
(1981)
Tetrahedron Lett.
, vol.22
, pp. 4691
-
-
Reetz, M.T.1
Peter, T.2
-
18
-
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0000841268
-
-
Some reactions involving titanium ate-complex reagents have been reported: (a) Reetz, M. T.; Peter, T. Tetrahedron Lett. 1981, 22, 4691. (b) Reetz, M. T.; Wenderoth, B. Tetrahedron Lett. 1982, 23, 5259. (c) Reetz, M. T.; Westermann, J.: Steinbach, R.; Wenderoth, B.; Peter, R.; Ostarek, R.; Maus, S. Chem. Ber. 1985, 118, 1421. (d) Reetz, M. T.; Steinbach, R.; Westermann, J.; Peter, R.; Wenderoth, B. Chem. Ber. 1985, 118, 1441.
-
(1982)
Tetrahedron Lett.
, vol.23
, pp. 5259
-
-
Reetz, M.T.1
Wenderoth, B.2
-
19
-
-
0000044737
-
-
Some reactions involving titanium ate-complex reagents have been reported: (a) Reetz, M. T.; Peter, T. Tetrahedron Lett. 1981, 22, 4691. (b) Reetz, M. T.; Wenderoth, B. Tetrahedron Lett. 1982, 23, 5259. (c) Reetz, M. T.; Westermann, J.: Steinbach, R.; Wenderoth, B.; Peter, R.; Ostarek, R.; Maus, S. Chem. Ber. 1985, 118, 1421. (d) Reetz, M. T.; Steinbach, R.; Westermann, J.; Peter, R.; Wenderoth, B. Chem. Ber. 1985, 118, 1441.
-
(1985)
Chem. Ber.
, vol.118
, pp. 1421
-
-
Reetz, M.T.1
Westermann, J.2
Steinbach, R.3
Wenderoth, B.4
Peter, R.5
Ostarek, R.6
Maus, S.7
-
20
-
-
84984158283
-
-
Some reactions involving titanium ate-complex reagents have been reported: (a) Reetz, M. T.; Peter, T. Tetrahedron Lett. 1981, 22, 4691. (b) Reetz, M. T.; Wenderoth, B. Tetrahedron Lett. 1982, 23, 5259. (c) Reetz, M. T.; Westermann, J.: Steinbach, R.; Wenderoth, B.; Peter, R.; Ostarek, R.; Maus, S. Chem. Ber. 1985, 118, 1421. (d) Reetz, M. T.; Steinbach, R.; Westermann, J.; Peter, R.; Wenderoth, B. Chem. Ber. 1985, 118, 1441.
-
(1985)
Chem. Ber.
, vol.118
, pp. 1441
-
-
Reetz, M.T.1
Steinbach, R.2
Westermann, J.3
Peter, R.4
Wenderoth, B.5
-
21
-
-
0001159874
-
-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1983)
Tetrahedron Lett.
, vol.24
, pp. 3341
-
-
Nakamura, E.1
Shimada, J.2
Horiguchi, Y.3
Kuwajima, I.4
-
22
-
-
0001232362
-
-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1983)
Tetrahedron Lett.
, vol.24
, pp. 3343
-
-
Nakamura, E.1
Kuwajima, I.2
-
23
-
-
0342830603
-
-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1987)
Tetrahedron Lett.
, vol.28
, pp. 4134
-
-
Harrison, C.R.1
-
24
-
-
0000012047
-
-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1989)
J. Am. Chem. Soc.
, vol.111
, pp. 5722
-
-
Siegel, C.1
Thornton, E.R.2
-
25
-
-
0000183076
-
-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1988)
J. Am. Chem. Soc.
, vol.110
, pp. 5211
-
-
Brocchini, S.J.1
Eberle, M.2
Lawton, R.G.3
-
26
-
-
0030875641
-
-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1997)
Tetrahedron
, vol.53
, pp. 11211
-
-
Morris, J.1
Wishka, D.G.2
Luke, G.P.3
Judge, T.M.4
Gammill, R.B.5
-
27
-
-
0030882988
-
-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1997)
J. Am. Chem. Soc.
, vol.119
, pp. 7883
-
-
Crimmins, M.T.1
King, B.W.2
Tabet, E.A.3
-
28
-
-
0030782489
-
-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1997)
Tetrahedron Lett.
, vol.38
, pp. 8727
-
-
Toshida, Y.1
Hayashi, R.2
Sumihara, H.3
Tanabe, Y.4
-
29
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0032518776
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-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1998)
Tetrahedron Lett.
, vol.39
, pp. 229
-
-
Baker, R.K.1
Rupprecht, K.M.2
Armistead, D.M.3
Boger, J.4
Frankshun, R.A.5
Hodges, P.J.6
Hoogsteen, K.7
Pisano, J.M.8
Witzel, B.E.9
-
30
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0032554103
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-
For aldol-type reactions involving titanium enolate, see: (a) Nakamura, E.; Shimada, J.; Horiguchi, Y.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3341. (b) Nakamura, E.; Kuwajima, I. Tetrahedron Lett. 1983, 24, 3343. (c) Harrison, C. R. Tetrahedron Lett. 1987, 28, 4134. (d) Siegel, C.; Thornton, E. R. J. Am. Chem. Soc. 1989, 111, 5722. Brocchini, S. J.; Eberle, M.; Lawton, R. G. J. Am. Chem. Soc. 1988, 110, 5211. (e) Morris, J.; Wishka, D. G.; Luke, G. P.; Judge, T. M.; Gammill, R. B. Tetrahedron 1997, 53 11211. (f) Crimmins, M. T.; King, B. W.; Tabet, E. A. J. Am. Chem. Soc. 1997, 119, 7883. (g) Toshida, Y.; Hayashi, R.; Sumihara, H.; Tanabe, Y. Tetrahedron Lett. 1997, 38, 8727. (h) Baker, R. K.; Rupprecht, K. M.; Armistead, D. M.; Boger, J.; Frankshun, R. A.; Hodges, P. J.; Hoogsteen, K.; Pisano, J. M.; Witzel, B. E. Tetrahedron Lett. 1998, 39, 229. (i) Mahrwald, R.; Gündogan, B. J. Am. Chem. Soc. 1998, 120, 413.
-
(1998)
J. Am. Chem. Soc.
, vol.120
, pp. 413
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-
Mahrwald, R.1
Gündogan, B.2
-
31
-
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0345465174
-
-
note
-
3SiCl afforded the starting silyl enolate (Z)-4 (Z/E = >99/<1) in quantitative yield. From this result, no isomerization of enolates 5 and 6 occurred during the transmetalation step.
-
-
-
-
32
-
-
0345465173
-
-
note
-
4 was not effective, and 7a was obtained in reduced yield (47%, synlanti = 70/30) upon treatment with 2-methylpropanal.
-
-
-
-
33
-
-
0344603147
-
-
note
-
The reaction of titanate enolate prepared from 2-ethyl-1-trimethyl-siloxy-1-butene with ketones provided no aldol adduct.
-
-
-
-
34
-
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0344603146
-
-
note
-
4, no trace of 10 could be observed in the reaction mixture, and complex products were formed.
-
-
-
-
35
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0002059151
-
-
See also ref 7c
-
Reetz, M. T. Top. Curr. Chem. 1982, 106, 1. See also ref 7c.
-
(1982)
Top. Curr. Chem.
, vol.106
, pp. 1
-
-
Reetz, M.T.1
-
36
-
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0344603145
-
-
note
-
This stereochemical outcome might indicate that this reaction proceeds under thermodynamic control.
-
-
-
-
37
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84985594974
-
-
Imwinkelried, R.; Seebach, D. Angew. Chem., Int. Ed. Engl. 1985, 24, 765.
-
(1985)
Angew. Chem., Int. Ed. Engl.
, vol.24
, pp. 765
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-
Imwinkelried, R.1
Seebach, D.2
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38
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0344171469
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See also refs 7b and 7c
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For temporary protection by aminotitanium complexes, see; Reetz, M. T.; Peter, R. J. Chem. Soc., Chem. Commun. 1983, 406. See also refs 7b and 7c.
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(1983)
J. Chem. Soc., Chem. Commun.
, pp. 406
-
-
Reetz, M.T.1
Peter, R.2
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