11.beta.-Substituted-.DELTA..sup.9 -steroids

Details 11.beta.-Substituted-.DELTA..sup.9 -steroids 11.beta.-Substituted-.DELTA..sup.9 -steroids

1978-01-06

1979-04-03

Love, Ethel G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2602395, 26023955R, 26039745, 2603975, C07J 2100

Patent

active

041476956

ABSTRACT:
Novel 11.beta.-substituted-.DELTA..sup.9 -ene-5.alpha.-ols of the formula ##STR1## wherein K is a blocked ketone in the form of a ketal, thio-ketal or methyloxime, X is a pentagonal or hexagonal ring optionally substituted, R.sub.1 is selected from the group consisting of branched and straight chain alkyl of 1 to 12 carbon atoms, unsaturated alkyl of 2 to 8 carbon atoms optionally substituted, optionally substituted aryl of 6 to 12 carbon atoms, optionally substituted aralkyl of 7 to 13 carbon atoms and heterocycle with at least one hetero oxygen or sulfur atom and R.sub.2 is alkyl of 1 to 4 carbon atoms which are useful intermediates and a process for their preparation.

REFERENCES:
patent: 2880233 (1959-03-01), Clinton

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