-
3
-
-
84924953422
-
-
(a) Feringa, B. L.; de Lange, B.; Jansen, J. F. G. A.; de Jong, J. C.; Lubben, M.; Faber, W. S.; Schudde, E. P. Pure Appl. Chem. 1992, 64, 1865.
-
(1992)
Pure Appl. Chem.
, vol.64
, pp. 1865
-
-
Feringa, B.L.1
De Lange, B.2
Jansen, J.F.G.A.3
De Jong, J.C.4
Lubben, M.5
Faber, W.S.6
Schudde, E.P.7
-
5
-
-
0001096622
-
-
(c) Feringa, B. L.; de Lange, B.; de Jong, J. C. J. Org. Chem. 1989, 54, 2471.
-
(1989)
J. Org. Chem.
, vol.54
, pp. 2471
-
-
Feringa, B.L.1
De Lange, B.2
De Jong, J.C.3
-
7
-
-
0023110608
-
-
(b) Hanessian, S.; Sahoo, S. P.; Botta, M. tetrahedron Lett. 1987, 28, 1147.
-
(1987)
Tetrahedron Lett.
, vol.28
, pp. 1147
-
-
Hanessian, S.1
Sahoo, S.P.2
Botta, M.3
-
8
-
-
0001695526
-
-
(a) Camps, P.; Goudellach, J.; Font, J.; Ortuno, R. M.; Ponsati, O. Tetrahedron 1982, 38, 2395.
-
(1982)
Tetrahedron
, vol.38
, pp. 2395
-
-
Camps, P.1
Goudellach, J.2
Font, J.3
Ortuno, R.M.4
Ponsati, O.5
-
9
-
-
0010243984
-
-
(b) Takano, S.; Goto, E.; Hirama, M.; Ogasawara, K. Heterocycles 1981, 16, 951.
-
(1981)
Heterocycles
, vol.16
, pp. 951
-
-
Takano, S.1
Goto, E.2
Hirama, M.3
Ogasawara, K.4
-
10
-
-
0042251395
-
-
(c) Koseki, K.; Ebata, T.; Kawakami, H.; Matsushita, H.; Naoi, Y.; Itoh, K. Heterocycles 1990, 31, 423.
-
(1990)
Heterocycles
, vol.31
, pp. 423
-
-
Koseki, K.1
Ebata, T.2
Kawakami, H.3
Matsushita, H.4
Naoi, Y.5
Itoh, K.6
-
11
-
-
0040773269
-
-
(a) Tomioka, K.; Ishiguro, T.; Koga, K. Tetrahedron Lett. 1980, 21, 2973.
-
(1980)
Tetrahedron Lett.
, vol.21
, pp. 2973
-
-
Tomioka, K.1
Ishiguro, T.2
Koga, K.3
-
13
-
-
0001137671
-
-
(c) Ortuno, R. M.; Bigorra, J.; Font, J Tetrahedron 1987, 43, 2199.
-
(1987)
Tetrahedron
, vol.43
, pp. 2199
-
-
Ortuno, R.M.1
Bigorra, J.2
Font, J.3
-
14
-
-
0000710702
-
-
(a) Hegedus, L. S.; Bates, R. W.; Soderberg, B. C. J. Am. Chem. Soc. 1991, 113, 923.
-
(1991)
J. Am. Chem. Soc.
, vol.113
, pp. 923
-
-
Hegedus, L.S.1
Bates, R.W.2
Soderberg, B.C.3
-
16
-
-
0028127282
-
-
See ref 2
-
See ref 2 and Van Oeveren, A.; Jansen, J F. G. A.; Feringa, B. L. J. Org. Chem. 1994, 59, 5999.
-
(1994)
J. Org. Chem.
, vol.59
, pp. 5999
-
-
Van Oeveren, A.1
Jansen, J.F.G.A.2
Feringa, B.L.3
-
17
-
-
0028303555
-
-
Faber, W. S.; Kok, J.; de Lange, B.; Feringa, B. L. Tetrahedron 1994, 50, 4775.
-
(1994)
Tetrahedron
, vol.50
, pp. 4775
-
-
Faber, W.S.1
Kok, J.2
De Lange, B.3
Feringa, B.L.4
-
18
-
-
37049090921
-
-
Toda, F.; Tanaka, K.; Leung, C. W.; Meetsma, A.; Feringa, B. L. J. Chem. Soc., Chem. Commun. 1994, 2371.
-
(1994)
J. Chem. Soc., Chem. Commun.
, pp. 2371
-
-
Toda, F.1
Tanaka, K.2
Leung, C.W.3
Meetsma, A.4
Feringa, B.L.5
-
19
-
-
0028075562
-
-
Van der Deen, H.; Hof, R. P.; Van Oeveren, A.; Feringa, B. L.; Kellogg, R. M. Tetrahedron Lett. 1994, 35, 8441.
-
(1994)
Tetrahedron Lett.
, vol.35
, pp. 8441
-
-
Van Der Deen, H.1
Hof, R.P.2
Van Oeveren, A.3
Feringa, B.L.4
Kellogg, R.M.5
-
20
-
-
0024451049
-
-
Nagao, Y.; Dai, W.-M.; Ochiai, M.; Shiro, M. J. Org. Chem. 1989, 54, 5211.
-
(1989)
J. Org. Chem.
, vol.54
, pp. 5211
-
-
Nagao, Y.1
Dai, W.-M.2
Ochiai, M.3
Shiro, M.4
-
21
-
-
0000687154
-
-
(a) Casiraghi, G.; Colombo, L.; Rassu, G.; Spanu, P.; Fava, G. G.; Belicchi, M. F. Tetrahedron. 1990, 46, 5807.
-
(1990)
Tetrahedron.
, vol.46
, pp. 5807
-
-
Casiraghi, G.1
Colombo, L.2
Rassu, G.3
Spanu, P.4
Fava, G.G.5
Belicchi, M.F.6
-
22
-
-
0000268525
-
-
(b) Casiraghi, G.; Colombo, L.; Rassu, G.; Spanu, P. Tetrahedron Lett. 1989, 30, 5325.
-
(1989)
Tetrahedron Lett.
, vol.30
, pp. 5325
-
-
Casiraghi, G.1
Colombo, L.2
Rassu, G.3
Spanu, P.4
-
23
-
-
0025002368
-
-
(c) Casiraghi, G.; Colombo, L.; Rassu, G.; Spanu, P. J. Org. Chem. 1990, 55, 2565.
-
(1990)
J. Org. Chem.
, vol.55
, pp. 2565
-
-
Casiraghi, G.1
Colombo, L.2
Rassu, G.3
Spanu, P.4
-
24
-
-
0004319946
-
-
(d) Casiraghi, G.; Colombo, L.; Rassu, G.; Spanu, P. Ibid. 1991, 56, 2135.
-
(1991)
J. Org. Chem.
, vol.56
, pp. 2135
-
-
Casiraghi, G.1
Colombo, L.2
Rassu, G.3
Spanu, P.4
-
25
-
-
33751500178
-
-
(e) Casiraghi, G.; Colombo, L.; Rassu, G.; Spanu, P. Ibid. 1991, 56, 6523.
-
(1991)
J. Org. Chem.
, vol.56
, pp. 6523
-
-
Casiraghi, G.1
Colombo, L.2
Rassu, G.3
Spanu, P.4
-
27
-
-
0027296579
-
-
Yamazaki, T.; Mizutani, K.; Kitazume, T. J. Org. Chem 1993, 58, 4346.
-
(1993)
J. Org. Chem
, vol.58
, pp. 4346
-
-
Yamazaki, T.1
Mizutani, K.2
Kitazume, T.3
-
28
-
-
33845279656
-
-
Vekemans, J. A. J. M.; Franken, G. A. M.; Dapperens, C. W. M ; Godefroi, E. F.; Chittenden, G. J. F. J. Org. Chem. 1988, 53, 627.
-
(1988)
J. Org. Chem.
, vol.53
, pp. 627
-
-
Vekemans, J.A.J.M.1
Franken, G.A.M.2
Dapperens, C.W.M.3
Godefroi, E.F.4
Chittenden, G.J.F.5
-
30
-
-
0001167891
-
-
Heather, J. B.; Mittal, R. S. D.; Sih, C. J. J. Am. Chem. Soc. 1974, 96, 1976.
-
(1974)
J. Am. Chem. Soc.
, vol.96
, pp. 1976
-
-
Heather, J.B.1
Mittal, R.S.D.2
Sih, C.J.3
-
32
-
-
13344288876
-
-
(b) Nomura, Y.; Kusumi, T.; Ishitsuka, M.; Kakisawa, H. Chem. Lett. 1980, 955.
-
(1980)
Chem. Lett.
, pp. 955
-
-
Nomura, Y.1
Kusumi, T.2
Ishitsuka, M.3
Kakisawa, H.4
-
34
-
-
0025373035
-
-
Rupprecht, J. K.; Hui, Y.-H.; McLaughlin, J. L. J. Nat. Prod. 1990, 53, 237.
-
(1990)
J. Nat. Prod.
, vol.53
, pp. 237
-
-
Rupprecht, J.K.1
Hui, Y.-H.2
McLaughlin, J.L.3
-
35
-
-
9244262278
-
-
(a) Cain, R. B.; Freer, A. A.; Kirby, G. W.; Rao, G. V. J. Chem. Soc., Perkin Trans. 1 1989, 202.
-
(1989)
J. Chem. Soc., Perkin Trans. 1
, pp. 202
-
-
Cain, R.B.1
Freer, A.A.2
Kirby, G.W.3
Rao, G.V.4
-
37
-
-
0001479466
-
-
Schiehser, G. A.; White, J. D.; Matsumoto, G.; Pezzanite, J. O.; Clardy, J. Tetrahedron Lett. 1986, 27, 5587.
-
(1986)
Tetrahedron Lett.
, vol.27
, pp. 5587
-
-
Schiehser, G.A.1
White, J.D.2
Matsumoto, G.3
Pezzanite, J.O.4
Clardy, J.5
-
38
-
-
0001731995
-
-
5-Alkyl-2(5H)-butenolides synthesized from optically active propargylic alcohols have not been originally assigned absolute configuration: Vigneron, J. P.; Blanchard, J. M. Tetrahedron Lett. 1980, 21, 1739.
-
(1980)
Tetrahedron Lett.
, vol.21
, pp. 1739
-
-
Vigneron, J.P.1
Blanchard, J.M.2
-
39
-
-
0000848467
-
-
(a) Beckmann, M ; Hildebrandt, H.; Winterfeldt, E. Tetrahedron: Asymmetry 1990, 1, 335.
-
(1990)
Tetrahedron: Asymmetry
, vol.1
, pp. 335
-
-
Beckmann, M.1
Hildebrandt, H.2
Winterfeldt, E.3
-
42
-
-
0027514152
-
-
Frischmuth, K.; Wagner, U.; Samson, E.; Weigelt, D.; Koll, P.; Meuer, H.; Sheldrick, W. S.; Welzel, P. Tetrahedron: Asymmetry 1993, 4, 351.
-
(1993)
Tetrahedron: Asymmetry
, vol.4
, pp. 351
-
-
Frischmuth, K.1
Wagner, U.2
Samson, E.3
Weigelt, D.4
Koll, P.5
Meuer, H.6
Sheldrick, W.S.7
Welzel, P.8
-
46
-
-
37049136617
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1973)
J. Chem. Soc. Perkin Trans. 2
, pp. 465
-
-
Coggon, P.1
Luhan, P.A.2
McPhail, A.T.3
-
47
-
-
13344252967
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1976)
Acta Crystallogr.
, vol.B32
, pp. 2333
-
-
Ružić-Toroš, Ž.1
Kojić-Prodić, B.2
-
48
-
-
13344256995
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1978)
Acta Crystallogr.
, vol.B34
, pp. 854
-
-
Ružić-Toroš, Ž.1
Lazarini, F.2
-
49
-
-
13344274421
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1978)
Acta Crystallogr.
, vol.B34
, pp. 1226
-
-
Ružić-Toroš, Z.1
Leban, I.2
-
50
-
-
13344272876
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1982)
Acta Crystallogr.
, vol.B38
, pp. 1664
-
-
Ružić-Toroš, Z.1
Kojić-Prodić, B.2
-
51
-
-
1542477275
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1988)
Acta Crystallogr.
, vol.C44
, pp. 553
-
-
Parvez, M.1
Fajardo, V.2
Shamma, M.3
-
52
-
-
84986506289
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1990)
J. Heterocycl. Chem.
, vol.27
, pp. 183
-
-
Font, J.1
Sanchez-Ferrando, F.2
Segura, C.3
Piniella, J.F.4
Jeffrey, G.A.5
Ruble, J.R.6
-
53
-
-
13344263861
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1991)
Acta Crystallogr.
, vol.C47
, pp. 2488
-
-
Ammon, H.L.1
DeShong, P.2
Lessen, T.A.3
-
54
-
-
13344272082
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1992)
Acta Crystallogr.
, vol.C48
, pp. 395
-
-
Hynes, R.C.1
-
55
-
-
13344265719
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1992)
Acta Crystallogr.
, vol.C48
, pp. 1514
-
-
Linden, A.1
-
56
-
-
84977297839
-
-
Examples of X-ray structure determination of butenolides: (a) Coggon, P.; Luhan, P. A.; McPhail, A. T. J. Chem. Soc. Perkin Trans. 2 1973, 465. (b) Ružić-Toroš, Ž.; Kojić-Prodić, B. Acta Crystallogr. 1976, B32, 2333. (c) Ružić-Toroš, Ž.; Lazarini, F. Ibid. 1978, B34, 854. (d) Ružić-Toroš, Z.; Leban, I. Ibid. 1978, B34, 1226. (e) Ružić-Toroš, Z.; Kojić-Prodić, B. Ibid. 1982, B38, 1664. (f) Parvez, M.; Fajardo, V.; Shamma, M. ibid. 1988, C44, 553. (g) Font, J.; Sanchez-Ferrando, F.; Segura, C.; Piniella, J. F.; Jeffrey, G. A.; Ruble, J. R. J. Heterocycl. Chem. 1990, 27, 183. (h) Ammon, H. L.; DeShong, P.; Lessen, T. A. Acta Crystallogr. 1991, C47, 2488. (i) Hynes, R. C. Ibid. 1992, C48, 395. (j) Linden, A. Ibid. 1992, C48, 1514. (k) Parvez, M.; Yu, S.; Keay, B. A. Ibid. 1993, C49, 992.
-
(1993)
Acta Crystallogr.
, vol.C49
, pp. 992
-
-
Parvez, M.1
Yu, S.2
Keay, B.A.3
-
57
-
-
13344250890
-
-
Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Thieme: Stuttgart
-
Gawronski, J. K. In Houben-Weyl Methods of Organic Chemistry, 4th ed., Helmchen, G., Hoffmann, R. W., Mulzer, J., Schaumann, E., Eds.; Thieme: Stuttgart, 1995; Vol. E21a, pp 506-508.
-
(1995)
Houben-Weyl Methods of Organic Chemistry, 4th Ed.
, vol.E21A
, pp. 506-508
-
-
Gawronski, J.K.1
-
58
-
-
13344288877
-
-
It is apparent that of the two allylic bonds at C(5), C-alkyl (or C-alkoxy), and CH, each having opposite helicity relation to the C=C bond, the former, more polarizable, has a dominating effect on the sign of the π-π* Cotton effect; see earlier work on allylic axial chirality effect: (a) Beecham, A. F.; Mathieson, A. McL.; Johns, S. R.; Lamberton, J. A.; Sioumis, A. A., Batterham, T. J.; Young, I. G. Tetrahedron 1971, 27, 3726. (b) Beecham, A. F. Ibid. 1971, 27, 5207. (c) Scott, A. I.; Wrixon, A. D. Ibid. 1971, 27, 4787. (d) Totty, R. N.; Hudec, J. J. Chem. Soc., Chem. Commun. 1971, 785. (e) Burgstahler, A. W.; Barkhurst, R C.; Gawronski, J. K. In Modern Methods of Steroid Analysis; Heftmann, E., Ed.; Academic Press: New York, 1973; pp 349-379.
-
(1971)
Tetrahedron
, vol.27
, pp. 3726
-
-
Beecham, A.F.1
Mathieson, A.M.2
Johns, S.R.3
Lamberton, J.A.4
Sioumis, A.A.5
Batterham, T.J.6
Young, I.G.7
-
59
-
-
3042870297
-
-
It is apparent that of the two allylic bonds at C(5), C-alkyl (or C-alkoxy), and CH, each having opposite helicity relation to the C=C bond, the former, more polarizable, has a dominating effect on the sign of the π-π* Cotton effect; see earlier work on allylic axial chirality effect: (a) Beecham, A. F.; Mathieson, A. McL.; Johns, S. R.; Lamberton, J. A.; Sioumis, A. A., Batterham, T. J.; Young, I. G. Tetrahedron 1971, 27, 3726. (b) Beecham, A. F. Ibid. 1971, 27, 5207. (c) Scott, A. I.; Wrixon, A. D. Ibid. 1971, 27, 4787. (d) Totty, R. N.; Hudec, J. J. Chem. Soc., Chem. Commun. 1971, 785. (e) Burgstahler, A. W.; Barkhurst, R C.; Gawronski, J. K. In Modern Methods of Steroid Analysis; Heftmann, E., Ed.; Academic Press: New York, 1973; pp 349-379.
-
(1971)
Tetrahedron
, vol.27
, pp. 5207
-
-
Beecham, A.F.1
-
60
-
-
0000459521
-
-
It is apparent that of the two allylic bonds at C(5), C-alkyl (or C-alkoxy), and CH, each having opposite helicity relation to the C=C bond, the former, more polarizable, has a dominating effect on the sign of the π-π* Cotton effect; see earlier work on allylic axial chirality effect: (a) Beecham, A. F.; Mathieson, A. McL.; Johns, S. R.; Lamberton, J. A.; Sioumis, A. A., Batterham, T. J.; Young, I. G. Tetrahedron 1971, 27, 3726. (b) Beecham, A. F. Ibid. 1971, 27, 5207. (c) Scott, A. I.; Wrixon, A. D. Ibid. 1971, 27, 4787. (d) Totty, R. N.; Hudec, J. J. Chem. Soc., Chem. Commun. 1971, 785. (e) Burgstahler, A. W.; Barkhurst, R C.; Gawronski, J. K. In Modern Methods of Steroid Analysis; Heftmann, E., Ed.; Academic Press: New York, 1973; pp 349-379.
-
(1971)
Tetrahedron
, vol.27
, pp. 4787
-
-
Scott, A.I.1
Wrixon, A.D.2
-
61
-
-
37049126936
-
-
It is apparent that of the two allylic bonds at C(5), C-alkyl (or C-alkoxy), and CH, each having opposite helicity relation to the C=C bond, the former, more polarizable, has a dominating effect on the sign of the π-π* Cotton effect; see earlier work on allylic axial chirality effect: (a) Beecham, A. F.; Mathieson, A. McL.; Johns, S. R.; Lamberton, J. A.; Sioumis, A. A., Batterham, T. J.; Young, I. G. Tetrahedron 1971, 27, 3726. (b) Beecham, A. F. Ibid. 1971, 27, 5207. (c) Scott, A. I.; Wrixon, A. D. Ibid. 1971, 27, 4787. (d) Totty, R. N.; Hudec, J. J. Chem. Soc., Chem. Commun. 1971, 785. (e) Burgstahler, A. W.; Barkhurst, R C.; Gawronski, J. K. In Modern Methods of Steroid Analysis; Heftmann, E., Ed.; Academic Press: New York, 1973; pp 349-379.
-
(1971)
J. Chem. Soc., Chem. Commun.
, pp. 785
-
-
Totty, R.N.1
Hudec, J.2
-
62
-
-
0002822991
-
-
Heftmann, E., Ed.; Academic Press: New York
-
It is apparent that of the two allylic bonds at C(5), C-alkyl (or C-alkoxy), and CH, each having opposite helicity relation to the C=C bond, the former, more polarizable, has a dominating effect on the sign of the π-π* Cotton effect; see earlier work on allylic axial chirality effect: (a) Beecham, A. F.; Mathieson, A. McL.; Johns, S. R.; Lamberton, J. A.; Sioumis, A. A., Batterham, T. J.; Young, I. G. Tetrahedron 1971, 27, 3726. (b) Beecham, A. F. Ibid. 1971, 27, 5207. (c) Scott, A. I.; Wrixon, A. D. Ibid. 1971, 27, 4787. (d) Totty, R. N.; Hudec, J. J. Chem. Soc., Chem. Commun. 1971, 785. (e) Burgstahler, A. W.; Barkhurst, R C.; Gawronski, J. K. In Modern Methods of Steroid Analysis; Heftmann, E., Ed.; Academic Press: New York, 1973; pp 349-379.
-
(1973)
Modern Methods of Steroid Analysis
, pp. 349-379
-
-
Burgstahler, A.W.1
Barkhurst, R.C.2
Gawronski, J.K.3
-
63
-
-
0028004670
-
-
See, for example: Hoye, T. R.; Humpal, P. E.; Jiménez, J. I.; Mayer, M. J.; Tan, L., Ye, Z. Tetrahedron Lett. 1994, 35, 7517.
-
(1994)
Tetrahedron Lett.
, vol.35
, pp. 7517
-
-
Hoye, T.R.1
Humpal, P.E.2
Jiménez, J.I.3
Mayer, M.J.4
Tan, L.5
Ye, Z.6
-
65
-
-
0026064413
-
-
Published CD data on acetogenins. Reticulatacin: Saad, J. M.; Hui, Y.-H.; Rupprecht, J. K.; Anderson, J. E.; Kozlowski, J. F.; Zhao, G.; Wood, K. V.; McLaughlin, J. L. Tetrahedron 1991, 47, 2751. Bullatalicin: Hui, Y.-H.; Rupprecht, J. K.; Anderson, J. E.; Liv, Y.-M.; Smith, D. L.; Chang, Ch.-J.; McLaughlin, J. L. Tetrahedron 1989, 45, 6941. Bullatacin, asimicin, rolliniastatin: Hui, Y -H.; Rupprecht, J. K.; Liu, Y.-M.; Anderson, J. E.; Smith, D. L.; Chang, C.-J.; McLaughlin, J. L. J. Nat. Prod. 1989, 52, 463. On the basis of the CD data the absolute configuration at C(36) of buliatacin as shown in this paper should be reversed.
-
(1991)
Tetrahedron
, vol.47
, pp. 2751
-
-
Saad, J.M.1
Hui, Y.-H.2
Rupprecht, J.K.3
Anderson, J.E.4
Kozlowski, J.F.5
Zhao, G.6
Wood, K.V.7
McLaughlin, J.L.8
-
66
-
-
0024352649
-
-
Published CD data on acetogenins. Reticulatacin: Saad, J. M.; Hui, Y.-H.; Rupprecht, J. K.; Anderson, J. E.; Kozlowski, J. F.; Zhao, G.; Wood, K. V.; McLaughlin, J. L. Tetrahedron 1991, 47, 2751. Bullatalicin: Hui, Y.-H.; Rupprecht, J. K.; Anderson, J. E.; Liv, Y.-M.; Smith, D. L.; Chang, Ch.-J.; McLaughlin, J. L. Tetrahedron 1989, 45, 6941. Bullatacin, asimicin, rolliniastatin: Hui, Y -H.; Rupprecht, J. K.; Liu, Y.-M.; Anderson, J. E.; Smith, D. L.; Chang, C.-J.; McLaughlin, J. L. J. Nat. Prod. 1989, 52, 463. On the basis of the CD data the absolute configuration at C(36) of buliatacin as shown in this paper should be reversed.
-
(1989)
Tetrahedron
, vol.45
, pp. 6941
-
-
Hui, Y.-H.1
Rupprecht, J.K.2
Anderson, J.E.3
Liv, Y.-M.4
Smith, D.L.5
Chang, Ch.-J.6
McLaughlin, J.L.7
-
67
-
-
0024386445
-
-
Published CD data on acetogenins. Reticulatacin: Saad, J. M.; Hui, Y.-H.; Rupprecht, J. K.; Anderson, J. E.; Kozlowski, J. F.; Zhao, G.; Wood, K. V.; McLaughlin, J. L. Tetrahedron 1991, 47, 2751. Bullatalicin: Hui, Y.-H.; Rupprecht, J. K.; Anderson, J. E.; Liv, Y.-M.; Smith, D. L.; Chang, Ch.-J.; McLaughlin, J. L. Tetrahedron 1989, 45, 6941. Bullatacin, asimicin, rolliniastatin: Hui, Y -H.; Rupprecht, J. K.; Liu, Y.-M.; Anderson, J. E.; Smith, D. L.; Chang, C.-J.; McLaughlin, J. L. J. Nat. Prod. 1989, 52, 463. On the basis of the CD data the absolute configuration at C(36) of buliatacin as shown in this paper should be reversed.
-
(1989)
J. Nat. Prod.
, vol.52
, pp. 463
-
-
Hui, Y.H.1
Rupprecht, J.K.2
Liu, Y.-M.3
Anderson, J.E.4
Smith, D.L.5
Chang, C.-J.6
McLaughlin, J.L.7
-
68
-
-
13344288151
-
-
Daniewski, W. M.; Kocór, M.; Król, J. Roczniki Chem. 1976, 50, 2019.
-
(1976)
Roczniki Chem.
, vol.50
, pp. 2019
-
-
Daniewski, W.M.1
Kocór, M.2
Król, J.3
-
69
-
-
0027445360
-
-
Alibe's, R.; Bourdelande, J. L.; Font, J. Tetrahedron Lett. 1993, 34, 7455.
-
(1993)
Tetrahedron Lett.
, vol.34
, pp. 7455
-
-
Alibe's, R.1
Bourdelande, J.L.2
Font, J.3
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