Sandoz Gmbh

Dietmar A Habeck

William J Houlihan

Eugene E Galantay

13-alkyl-17.alpha. -propadienylgona-4,9-dien-17.beta. -ol-3-ones and their 17.beta. -oxygenated derivatives are useful in control of fertility and estrus or the menstrual cycle in warm blooded animals.

Substituted carbinol derivatives

Substituted naphtho [1,2-c] pyrazoles e.g., 4,5-dihydro-5-methyl-3-(4-pyridyl)-2H-naphtho[1,2-c]-pyrazole, are useful as non-estrogenic anti-fertility agents.

Substituted naphtho pyrazoles

Substituted indeno [1,2-c] pyrazoles, naphtho [1,2-c] pyrazoles and benzo [6,7] cyclohepta [1,2-c] pyrazoles e.g., 3-(2,3-dimethoxyphenyl)-4H-indeno[1,2-c] pyrazole and 4,5-dihydro-3-(4-pyridyl)-2H-naphtho[1,2-c] pyrazole, are useful as non-estrogenic anti-fertility agents and antihypertensive agents.

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Heidelberg, Germany

Dietmar A Habeck