Ester derivatives of 4-hydroxy-4-androstene-3,17-dione and a met

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...

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2603974, 26023955R, A61K 3156

Patent

active

042358930

ABSTRACT:
This invention relates to ester derivatives of 4-hydroxy-4-androstene-3,17-dione (4-OH-4-A), including the acetate, heptanoate, dodecanoate, hemisuccinate and benzoate esters of 4-OH-4-A.
This invention also relates to a method of using the esters in the inhibition of estrogen biosynthesis.

REFERENCES:
patent: 3060201 (1962-10-01), Camerino et al.
Chem. Abstracts (1976), vol. 85, Par. 61351s.

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