Process for preparing 11-methylene-18-methyl-estr-4-en-3, 17-dione, useful as intermediate compound for the synthesis of molecules having pharmacological activity

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United States of America Patent

PATENT NO 9422326
APP PUB NO 20150239925A1
SERIAL NO

14423783

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There is described a process for the industrial synthesis of 11-methylene-18-methyl-estr-4-en-3,17-dione, a compound having the structure formula (I) depicted below: (Formula I) (I) useful as intermediate compound in the synthesis of the progestin compounds Desogestrel and Etonogestrel.

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INDUSTRIALE CHIMICA S R LMILANO

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Inventor Name Address # of filed Patents Total Citations
Lenna, Roberto S. Giorgio su Legnano, IT 29 20
Mariani, Edoardo Santa Maria del Taro, IT 10 22
Vanossi, Andrea Merone, IT 2 0

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