Antikonceptionelt virkende progesteronderivat

Antikonceptionelt virkende progesteronderivat

1,215,164. 21-Sulphonated pregnadienes. E. R. SQUIBB & SONS Inc. 28 Nov., 1967 [21 Dec., 1966], No. 40464/70. Divided out of 1,215,161. Heading C2U. Novel compounds of formula (wherein R is C 1-12 hydrocarbon carboxylic acyl and R1 is C 1-8 alkyl) are prepared by esterification of the correspond...

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Bibliographische Detailangaben
Hauptverfasser: GERALD W. KRAKOWER, PATRICK ANDREW DIASSI
Format: Patent
Sprache:dan
Schlagworte:
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
STEROIDS
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Zusammenfassung:1,215,164. 21-Sulphonated pregnadienes. E. R. SQUIBB & SONS Inc. 28 Nov., 1967 [21 Dec., 1966], No. 40464/70. Divided out of 1,215,161. Heading C2U. Novel compounds of formula (wherein R is C 1-12 hydrocarbon carboxylic acyl and R1 is C 1-8 alkyl) are prepared by esterification of the corresponding 17-ols. 17,21 - Dihydroxypregna - 4,9(11) - diene - 3,20- dione 21-mesylate is prepared by mesylating the parent 17,21-diol. Compounds of the above formula are convertible into further products as described in Specification 1,215,161.