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2
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Fieser, L. F.; Fieser, M. Steroids, Reinhold Publishing Corp., New York, NY (1959), p 810-846. Basu, N. and Rastogi, R. P. Phytochemistry 1967, 6, 1249. Shakirov, R. and Yunusov, M. S. Nat. Prod. Rep. 1990, 7, 557. Kessar, S.V.; Rampal, A.L. and Gupta, Y.P. Tetrahedron 1968, 24, 905 and references cited therein.
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Fieser, L.F.1
Fieser, M.2
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3
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0001029133
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Fieser, L. F.; Fieser, M. Steroids, Reinhold Publishing Corp., New York, NY (1959), p 810-846. Basu, N. and Rastogi, R. P. Phytochemistry 1967, 6, 1249. Shakirov, R. and Yunusov, M. S. Nat. Prod. Rep. 1990, 7, 557. Kessar, S.V.; Rampal, A.L. and Gupta, Y.P. Tetrahedron 1968, 24, 905 and references cited therein.
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Phytochemistry
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Basu, N.1
Rastogi, R.P.2
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4
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0009149181
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Fieser, L. F.; Fieser, M. Steroids, Reinhold Publishing Corp., New York, NY (1959), p 810-846. Basu, N. and Rastogi, R. P. Phytochemistry 1967, 6, 1249. Shakirov, R. and Yunusov, M. S. Nat. Prod. Rep. 1990, 7, 557. Kessar, S.V.; Rampal, A.L. and Gupta, Y.P. Tetrahedron 1968, 24, 905 and references cited therein.
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Nat. Prod. Rep.
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Shakirov, R.1
Yunusov, M.S.2
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5
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0014232885
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and references cited therein
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Fieser, L. F.; Fieser, M. Steroids, Reinhold Publishing Corp., New York, NY (1959), p 810-846. Basu, N. and Rastogi, R. P. Phytochemistry 1967, 6, 1249. Shakirov, R. and Yunusov, M. S. Nat. Prod. Rep. 1990, 7, 557. Kessar, S.V.; Rampal, A.L. and Gupta, Y.P. Tetrahedron 1968, 24, 905 and references cited therein.
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Tetrahedron
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Kessar, S.V.1
Rampal, A.L.2
Gupta, Y.P.3
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7
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0000371338
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a. Mazur, Y.; Danieli, N. and Sondheimer, F. J. Am. Chem. Soc. 1960, 82, 5889.
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Mazur, Y.1
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8
-
-
85038540562
-
-
note
-
b. Epimerization of lactone 8 to 9 has been described in this reference.
-
-
-
-
11
-
-
0000399249
-
-
Vespertilin (1b): González, A. G.; Francisco, C. G.; Barreira, R. F. and Lopez, E. S. An. Quím. 1971, 67, 433 (Chem. Abst. 1971, 75, 115890n). Solanolide (1c): Chakravarty, A. K.; Das, B. and Pakrashi, S. C. Phytochemistry 1982, 21, 2083. See also Lycopersiconolide: Nagaoka, T.; Yoshihara, T. and Sakamura, S. Phytochemistry 1987, 26, 2113, and 20S-hydroxyvespertilin: Gonzalez, A. G.; Freire, R.; Francisco, C. G.; Salazar, J. A. and Suárez, E. Tetrahedron 1973, 29, 1731.
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An. Quím.
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González, A.G.1
Francisco, C.G.2
Barreira, R.F.3
Lopez, E.S.4
-
12
-
-
85031207184
-
-
Vespertilin (1b): González, A. G.; Francisco, C. G.; Barreira, R. F. and Lopez, E. S. An. Quím. 1971, 67, 433 (Chem. Abst. 1971, 75, 115890n). Solanolide (1c): Chakravarty, A. K.; Das, B. and Pakrashi, S. C. Phytochemistry 1982, 21, 2083. See also Lycopersiconolide: Nagaoka, T.; Yoshihara, T. and Sakamura, S. Phytochemistry 1987, 26, 2113, and 20S-hydroxyvespertilin: Gonzalez, A. G.; Freire, R.; Francisco, C. G.; Salazar, J. A. and Suárez, E. Tetrahedron 1973, 29, 1731.
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Chem. Abst.
, vol.75
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-
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13
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0001438835
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-
Vespertilin (1b): González, A. G.; Francisco, C. G.; Barreira, R. F. and Lopez, E. S. An. Quím. 1971, 67, 433 (Chem. Abst. 1971, 75, 115890n). Solanolide (1c): Chakravarty, A. K.; Das, B. and Pakrashi, S. C. Phytochemistry 1982, 21, 2083. See also Lycopersiconolide: Nagaoka, T.; Yoshihara, T. and Sakamura, S. Phytochemistry 1987, 26, 2113, and 20S-hydroxyvespertilin: Gonzalez, A. G.; Freire, R.; Francisco, C. G.; Salazar, J. A. and Suárez, E. Tetrahedron 1973, 29, 1731.
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Phytochemistry
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Chakravarty, A.K.1
Das, B.2
Pakrashi, S.C.3
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14
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0000308073
-
-
Vespertilin (1b): González, A. G.; Francisco, C. G.; Barreira, R. F. and Lopez, E. S. An. Quím. 1971, 67, 433 (Chem. Abst. 1971, 75, 115890n). Solanolide (1c): Chakravarty, A. K.; Das, B. and Pakrashi, S. C. Phytochemistry 1982, 21, 2083. See also Lycopersiconolide: Nagaoka, T.; Yoshihara, T. and Sakamura, S. Phytochemistry 1987, 26, 2113, and 20S-hydroxyvespertilin: Gonzalez, A. G.; Freire, R.; Francisco, C. G.; Salazar, J. A. and Suárez, E. Tetrahedron 1973, 29, 1731.
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Phytochemistry
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, pp. 2113
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Nagaoka, T.1
Yoshihara, T.2
Sakamura, S.3
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15
-
-
0012772887
-
-
Vespertilin (1b): González, A. G.; Francisco, C. G.; Barreira, R. F. and Lopez, E. S. An. Quím. 1971, 67, 433 (Chem. Abst. 1971, 75, 115890n). Solanolide (1c): Chakravarty, A. K.; Das, B. and Pakrashi, S. C. Phytochemistry 1982, 21, 2083. See also Lycopersiconolide: Nagaoka, T.; Yoshihara, T. and Sakamura, S. Phytochemistry 1987, 26, 2113, and 20S-hydroxyvespertilin: Gonzalez, A. G.; Freire, R.; Francisco, C. G.; Salazar, J. A. and Suárez, E. Tetrahedron 1973, 29, 1731.
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(1973)
Tetrahedron
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Gonzalez, A.G.1
Freire, R.2
Francisco, C.G.3
Salazar, J.A.4
Suárez, E.5
-
16
-
-
0013521646
-
-
Addition reaction of the enolate of methyl propionate or propionic acid to the C-17 keto group does not proceed as cleanly as with the t-butyl propionate enolate. Doller, D. and Gros, E. G. Synth. Commun. 1990, 20, 3115.
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Synth. Commun.
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Doller, D.1
Gros, E.G.2
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17
-
-
0001116524
-
-
Schnuff, N. R. and Trost, B. M. J. Org. Chem. 1983, 48, 1404. For assignment of Z stereochemistry, see: Kobayashi, N.; Hisada, A. and Shimada, K. J. Chem. Soc. Perkin Trans. I, 1993, 31.
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J. Org. Chem.
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Schnuff, N.R.1
Trost, B.M.2
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18
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-
37049077199
-
-
Schnuff, N. R. and Trost, B. M. J. Org. Chem. 1983, 48, 1404. For assignment of Z stereochemistry, see: Kobayashi, N.; Hisada, A. and Shimada, K. J. Chem. Soc. Perkin Trans. I, 1993, 31.
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(1993)
J. Chem. Soc. Perkin Trans. I
, pp. 31
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Kobayashi, N.1
Hisada, A.2
Shimada, K.3
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19
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0015455812
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Clark, I. M.; Denney, W. A.; Jones, B. R. H.; Meakins, G. D.; Pendlebury, A. and Pinhey, J. T. J. Chem. Soc. Perkin Trans. I 1972, 2765.
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J. Chem. Soc. Perkin Trans. I
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Clark, I.M.1
Denney, W.A.2
Jones, B.R.H.3
Meakins, G.D.4
Pendlebury, A.5
Pinhey, J.T.6
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21
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33845378229
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Aristoff, P. A.; Johnson, P. D. and Harrison, A. W. J. Am. Chem. Soc. 1985, 107, 7967.
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Aristoff, P.A.1
Johnson, P.D.2
Harrison, A.W.3
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23
-
-
85038540575
-
-
note
-
15 which afforded the corresponding nitrile analog to 15. The remaining steps were as described for the 3β-OTBDMS steroid.
-
-
-
-
24
-
-
0001263254
-
-
Ito, Y.; Kato, H.; Imai, H. and Saegasa, T. J. Am. Chem. Soc. 1982, 104, 6449.
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Ito, Y.1
Kato, H.2
Imai, H.3
Saegasa, T.4
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