Tetrahedron p. 197 - 204 (1985)
Update date:2022-08-02
Topics:
Kocor, Marian
Bersz, Beata
A synthesis of (20 R)- and (20 S)-3β-methoxy-5-cholen-24,20-lactones (7a and 7b) from 3β-methoxy-5-androsten-17-one (2) is described.The 17-ketone 2 was treated with isopropenyllithium to give 3β-methoxy-17α-(prop-1'-en-2'-ylo)-5-androsten-17β-ol.(3) Comp
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Doi:10.1021/jo01037a071
(1963)Doi:10.1021/jacs.6b06390
(2016)Doi:10.1021/jo00218a004
(1985)Doi:10.1021/jo01340a034
(1966)Doi:10.1021/jo00219a032
(1985)Doi:10.1016/S0040-4020(01)96494-4
(1985)