7-Hydroxyestradiols

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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26023955R, 2603975, 2603974, 195 51S, A61K 3158, C07J 100

Patent

active

040113140

ABSTRACT:
7-Hydroxyestradiols of the formula ##STR1## wherein R.sub.1 is hydrogen, acyl, alkyl, cycloalkyl, an oxygenated saturated heterocyclic group or hydrocarbylsulfonyl; R.sub.2 and R.sub.3 each are hydrogen, acyl, oxygenated saturated heterocyclic group or R.sub.2 is hydrocarbylsulfonyl and R.sub.4 is alkyl, alkenyl, chlorinated alkenyl, alkynyl or chlorinated alkynyl, are useful for treating estrogen deficiency symptoms.

REFERENCES:
patent: 3115444 (1963-12-01), Laskin et al.

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