ES279359A1 - Procedure for the preparation of 16-halogenmetilen-steroides (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of 16-halogenmetilen-steroides (Machine-translation by Google Translate, not legally binding)
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Merck KGaA
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E Merck AG
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Publication of ES279359A1publicationCriticalpatent/ES279359A1/en
Process for the preparation of 16-halogenmethylene steroids of the general formula ** (See formula) ** in which R1 = H or a hydroxyl group, free or esterified, R2 = alpha-H, beta-OH or = 0 R3 = H or aliphatic acyl with 6 carbon atoms at most X = Cl o F Y = H o CH3 Z = H o F, characterized in that the corresponding saturated 16-halogenmethylene-steroids in position 1,2 are treated with dehydrogenating agents in the 1,2-position. (Machine-translation by Google Translate, not legally binding)
ES0279359A1961-07-201962-07-19Procedure for the preparation of 16-halogenmetilen-steroides (Machine-translation by Google Translate, not legally binding)
ExpiredES279359A1
(en)