-
5
-
-
0009731472
-
-
(e) Boireau, G.; Abenhaim, D.; Deberly, A.; Sabourault, B. Tetrahedron Lett. 1982, 23, 1259.
-
(1982)
Tetrahedron Lett.
, vol.23
, pp. 1259
-
-
Boireau, G.1
Abenhaim, D.2
Deberly, A.3
Sabourault, B.4
-
9
-
-
0008434978
-
-
(i) Boireau, G.; Deberly, A.; Abenhaim, D. Tetrahedron 1989, 45, 5837.
-
(1989)
Tetrahedron
, vol.45
, pp. 5837
-
-
Boireau, G.1
Deberly, A.2
Abenhaim, D.3
-
12
-
-
0036007715
-
-
(l) Koshiishi, E.; Hattori, T.; Ichihara, N.; Miyano, S. J. Chem. Soc., Perkin Trans. 1 2002, 377.
-
(2002)
J. Chem. Soc., Perkin Trans. 1
, pp. 377
-
-
Koshiishi, E.1
Hattori, T.2
Ichihara, N.3
Miyano, S.4
-
13
-
-
0142258185
-
-
(m) Prisinzano, T.; Hsin, L.-W.; Folk, J. E.; Flippen-Anderson, J. L.; George, C.; Jacobson, A. E.; Rice, K. C. Tetrahedron: Asymmetry 2003, 14, 3285.
-
(2003)
Tetrahedron: Asymmetry
, vol.14
, pp. 3285
-
-
Prisinzano, T.1
Hsin, L.-W.2
Folk, J.E.3
Flippen-Anderson, J.L.4
George, C.5
Jacobson, A.E.6
Rice, K.C.7
-
14
-
-
0001345306
-
-
Tripathy, R.; Carroll, P. J.; Thornton, E. R. J. Am. Chem. Soc. 1991, 113, 7630.
-
(1991)
J. Am. Chem. Soc.
, vol.113
, pp. 7630
-
-
Tripathy, R.1
Carroll, P.J.2
Thornton, E.R.3
-
15
-
-
0037418805
-
-
Buck, R. T.; Coe, D. M.; Drysdale, M. J.; Ferris, L.; Haigh, D.; Moody, C. J.; Pearson, N. D.; Sanghera, J. B. Tetrahedron: Asymmetry 2003, 14, 791.
-
(2003)
Tetrahedron: Asymmetry
, vol.14
, pp. 791
-
-
Buck, R.T.1
Coe, D.M.2
Drysdale, M.J.3
Ferris, L.4
Haigh, D.5
Moody, C.J.6
Pearson, N.D.7
Sanghera, J.B.8
-
16
-
-
0010640653
-
-
(a) Dale, J. A.; Dull, D. L.; Mosher, H. S. J. Org. Chem. 1969, 34, 2543.
-
(1969)
J. Org. Chem.
, vol.34
, pp. 2543
-
-
Dale, J.A.1
Dull, D.L.2
Mosher, H.S.3
-
18
-
-
0034703312
-
-
(a) Grover, P. T.; Bhongle, N. N.; Wald, S. A.; Senanayake, C. H. J. Org. Chem. 2000, 65, 6283.
-
(2000)
J. Org. Chem.
, vol.65
, pp. 6283
-
-
Grover, P.T.1
Bhongle, N.N.2
Wald, S.A.3
Senanayake, C.H.4
-
19
-
-
0035812684
-
-
(b) Mase, T.; Houpis, I. N.; Akao, A.; Dorziotis, I.; Emerson, K.; Hoang, T.; Iida, T.; Itoh, T.; Kamei, K.; Kato, S.; Kato, Y.; Kawasaki, M.; Lang, F.; Lee, J.; Lynch, J.; Maligres, P.; Molina, A.; Nemoto, T.; Okada, S.; Reamer, R.; Song, J. Z.; Tschaen, D.; Wada, T.; Zewge, D.; Volante, R. P.; Reider, P. J.; Tomimoto, K. J. Org. Chem. 2001, 66, 6775.
-
(2001)
J. Org. Chem.
, vol.66
, pp. 6775
-
-
Mase, T.1
Houpis, I.N.2
Akao, A.3
Dorziotis, I.4
Emerson, K.5
Hoang, T.6
Iida, T.7
Itoh, T.8
Kamei, K.9
Kato, S.10
Kato, Y.11
Kawasaki, M.12
Lang, F.13
Lee, J.14
Lynch, J.15
Maligres, P.16
Molina, A.17
Nemoto, T.18
Okada, S.19
Reamer, R.20
Song, J.Z.21
Tschaen, D.22
Wada, T.23
Zewge, D.24
Volante, R.P.25
Reider, P.J.26
Tomimoto, K.27
more..
-
20
-
-
0038401054
-
-
(c) Gupta, P.; Fernandes, R. A.; Kumar, P. Tetrahedron Lett. 2003, 44, 4231.
-
(2003)
Tetrahedron Lett.
, vol.44
, pp. 4231
-
-
Gupta, P.1
Fernandes, R.A.2
Kumar, P.3
-
21
-
-
4944256816
-
-
(d) Masumoto, S.; Suzuki, M.; Kanai, M.; Shibasaki, M. Tetrahedron 2004, 60, 10497.
-
(2004)
Tetrahedron
, vol.60
, pp. 10497
-
-
Masumoto, S.1
Suzuki, M.2
Kanai, M.3
Shibasaki, M.4
-
23
-
-
0030513164
-
-
(b) Seebach, D.; Sting, A. R.; Hoffmann, M. Angew. Chem., Int. Ed. Engl. 1996, 35, 2708.
-
(1996)
Angew. Chem., Int. Ed. Engl.
, vol.35
, pp. 2708
-
-
Seebach, D.1
Sting, A.R.2
Hoffmann, M.3
-
24
-
-
0000578396
-
-
Prater, G.; Müller, U.; Günther, W. Tetrahedron Lett. 1981, 22, 4221.
-
(1981)
Tetrahedron Lett.
, vol.22
, pp. 4221
-
-
Prater, G.1
Müller, U.2
Günther, W.3
-
25
-
-
37049098393
-
-
(a) Whitesell, J. K.; Deyo, D.; Bhattacharya, A. J. Chem. Soc., Chem. Commun. 1983, 802.
-
(1983)
J. Chem. Soc., Chem. Commun.
, pp. 802
-
-
Whitesell, J.K.1
Deyo, D.2
Bhattacharya, A.3
-
26
-
-
33748239217
-
-
(b) Esser, P.; Buschmann, H.; Meyer-Stork, M.; Scharf, H.-D. Angew. Chem., Int. Ed. Engl. 1992, 31, 1190.
-
(1992)
Angew. Chem., Int. Ed. Engl.
, vol.31
, pp. 1190
-
-
Esser, P.1
Buschmann, H.2
Meyer-Stork, M.3
Scharf, H.-D.4
-
29
-
-
0344845086
-
-
(b) Funabashi, K.; Jachmann, M.; Kanai, M.; Shibasaki, M. Angew. Chem., Int. Ed. 2003, 42, 5489.
-
(2003)
Angew. Chem., Int. Ed.
, vol.42
, pp. 5489
-
-
Funabashi, K.1
Jachmann, M.2
Kanai, M.3
Shibasaki, M.4
-
31
-
-
14844297700
-
-
and references therein
-
(b) Misaki, T.; Nagase, R.; Matsumoto, K.; Tanabe, Y. J. Am. Chem. Soc. 2005, 127, 2854 and references therein.
-
(2005)
J. Am. Chem. Soc.
, vol.127
, pp. 2854
-
-
Misaki, T.1
Nagase, R.2
Matsumoto, K.3
Tanabe, Y.4
-
33
-
-
33745744123
-
-
Ott, J.; Tombo, G. M. R.; Schmid, B.; Venanzi, L. M.; Wang, G.; Ward, T. R. Tetrahedron Lett. 1989, 50, 6151.
-
(1989)
Tetrahedron Lett.
, vol.50
, pp. 6151
-
-
Ott, J.1
Tombo, G.M.R.2
Schmid, B.3
Venanzi, L.M.4
Wang, G.5
Ward, T.R.6
-
34
-
-
2242437184
-
-
Nieuwenhuijzen, J. W.; Grimbergen, R. F. P.; Koopman, C.; Kellogg, R. M.; Vries, T. R.; Pouwer, K.; van Echten, E.; Kaptein, B.; Hulshof, L. A.; Broxterman, Q. B. Angew. Chem., Int. Ed. 2002, 41, 4281.
-
(2002)
Angew. Chem., Int. Ed.
, vol.41
, pp. 4281
-
-
Nieuwenhuijzen, J.W.1
Grimbergen, R.F.P.2
Koopman, C.3
Kellogg, R.M.4
Vries, T.R.5
Pouwer, K.6
Van Echten, E.7
Kaptein, B.8
Hulshof, L.A.9
Broxterman, Q.B.10
-
35
-
-
33745758785
-
-
note
-
Intermediates 6, 7, and 7′ were not be isolable, due to the thermal instability. Private communication from the Banyu group: A careful technique of azeotropic removal of i-PrOH under reduced pressure at low temperature was required to generate intermediate 6.
-
-
-
-
36
-
-
33745763006
-
-
note
-
Because a conformational effect, such as 2-(1-naphthyl)- and 5-aryl-substituents of 9, would occupy a pseudoequatorial position, cis-acetal formation should be thermodynamically favoured.
-
-
-
-
37
-
-
0003922509
-
-
Oxford: New York
-
(a) Clayden, J.; Greeves, N.; Warren, S.; Wothers, P. Organic Chemistry; Oxford: New York, 2001; p 855.
-
(2001)
Organic Chemistry
, pp. 855
-
-
Clayden, J.1
Greeves, N.2
Warren, S.3
Wothers, P.4
-
38
-
-
33745753169
-
-
CambridgeSoft Corporation: Cambridge, Massachusetts
-
(b) A computer-assisted conformation analysis, exemplified by 9a, supports this speculation [MM2 force field, ChemBats3D 5.0 Windows, CambridgeSoft Corporation: Cambridge, Massachusetts].
-
MM2 Force Field, ChemBats3D 5.0 Windows
-
-
-
39
-
-
37049087829
-
-
(c) A relevant discussion in the case of a related isoster, 2,5-disubstituted 4-thazolidin-4-ones; Tanabe, Y.; Yamamoto, H.; Murakami, M.; Yanagi, K.; Kubota, Y.; Okumura, H.; Sanemitsu, Y.; Suzukamo, G. J. Chem. Soc., Perkin Trans. 1 1995, 935.
-
(1995)
J. Chem. Soc., Perkin Trans. 1
, pp. 935
-
-
Tanabe, Y.1
Yamamoto, H.2
Murakami, M.3
Yanagi, K.4
Kubota, Y.5
Okumura, H.6
Sanemitsu, Y.7
Suzukamo, G.8
-
40
-
-
33745741340
-
-
note
-
Probably because intermediary 1-naphthylmethylinum cation was generated more smoothly than tert-butylmethylinium cation, 1-naphthaldehyde underwent rapid and safe acetal formation to give 9.
-
-
-
|