ES229817A1 - Procedure for the preparation of 16 alpha, 17alfa-oxido-5alfa- and 5 beta-pregnano-3, 11, 20-triona (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of 16 alpha, 17alfa-oxido-5alfa- and 5 beta-pregnano-3, 11, 20-triona (Machine-translation by Google Translate, not legally binding)
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Drogas Vacunas y Sueros SA
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Drogas Vacunas y Sueros SA
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Process for the preparation of 16alpha, 17alpha-oxido-5alpha- or -5beta-pregnan-3,11,20-trione, characterized in that 16alpha, 17alpha-oxido-pregn-4-en-3 is used as starting material, 20-dione (16alpha, 17alpha-oxido-5alpha-oxido-progesterone) and you reach the desired 16alpha, 17alfa-oxido-5alpha or 5beta-pregnan-3,11,20-trione passing through the 11alpha-oxy-16alpha, the corresponding alpha-oxido-pregn-4-ene-3,20-dione is obtained as an intermediate product by subjecting the starting material to microbiological oxidation. (Machine-translation by Google Translate, not legally binding)
ES0229817A1956-07-131956-07-13Procedure for the preparation of 16 alpha, 17alfa-oxido-5alfa- and 5 beta-pregnano-3, 11, 20-triona (Machine-translation by Google Translate, not legally binding)
ExpiredES229817A1
(en)
Procedure for the preparation of 16 alpha, 17alfa-oxido-5alfa- and 5 beta-pregnano-3, 11, 20-triona (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of 16 alpha, 17alfa-oxido-5alfa- and 5 beta-pregnano-3, 11, 20-triona (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of 16 alpha, 17alfa-oxido-5alfa- and 5 beta-pregnano-3, 11, 20-triona (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of 16 alpha, 17alfa-oxido-5alfa- and 5 beta-pregnano-3, 11, 20-triona (Machine-translation by Google Translate, not legally binding)
IMPROVEMENTS IN OR RELATING TO FERROMAGNETIC MATERIAL, MORE PARTICULARLY FOR FERROMAGNETIC BODIES TOBE USED AT FREQUENCIES OF ATLEAST 50mc/s, A METHOD OF PRODUCING SUCH MATERIAL AND FERROMAGNETIC BODIES MADE OF SUCH MATERIAL
Procedure to produce substances of the nature of lactamo and, in particular, of debutolactamo (Machine-translation by Google Translate, not legally binding)