ES315589A1 - A procedure for the preparation of new 9 beta, 10 alpha-steroids. (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for the preparation of new 9 beta, 10 alpha-steroids. (Machine-translation by Google Translate, not legally binding)
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F Hoffmann La Roche AG
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F Hoffmann La Roche AG
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A process for the preparation of new 9beta, 10alpha-steroids, characterized in that it consists of making a compound of the general formula I ** (See formula) ** where R represents a 3-ceto-delta, 3-ceto-delta 1,4,4-ceto-delta4,6,3-ceto-delta 1,4,6 or 3-acyloxy-delta2,4,6 R1 represents a fluorine, chlorine or bromine atom or a free, esterified or etherified hydroxy group, R2 represents a free hydroxy group, esterified or etherified, R3 represents hydrogen or an alkyl, alkenyl or alkinyl group, and R2 and R3 taken together represent an oxygen atom, according to already known methods in the normal series of steroids. (Machine-translation by Google Translate, not legally binding)
ES0315589A1965-07-201965-07-20A procedure for the preparation of new 9 beta, 10 alpha-steroids. (Machine-translation by Google Translate, not legally binding)
ExpiredES315589A1
(en)
A process for the obtaining of 3, 4, 5-trimetoxyphenyl- (1, 3, 4-trimethyl-1, 2, 5, 6-tetrahidro-2-piridil) -carbinol. (Machine-translation by Google Translate, not legally binding)
A method for producing new compounds of 1.2 methylene 17 alpha - aciloxi (or improved hydroxy) - 3 beta, 10 alpha - steroids of the pregnan series. (Machine-translation by Google Translate, not legally binding)