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Merck and Co Inc
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Merck and Co Inc
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Application filed by Merck and Co IncfiledCriticalMerck and Co Inc
Publication of ES296880A1publicationCriticalpatent/ES296880A1/en
Procedure for the preparation of steroid compounds, and especially of 2'-acylamido-2'-deoxyglucosides of 11,17-bis-oxygen-20-ketosteroids with unsaturated A-ring, of the pregnane antiphlogistic series, and their 4'- epimer, which comprises the reaction of the corresponding 11,17-bis-oxygen-20-ketohydroxysteroid with a triacylate of 1-halo-N-acylglucosamine or its 4'-epimer, to form the tri-0-acyl-2'- acylamido-2'-deoxyglucoside of said hydroxysteroid or its 4'-epimer, and the reaction of this tri-0-acyl compound with an alkaline hydrolyzate. (Machine-translation by Google Translate, not legally binding)
ES296880A1963-02-181964-02-17Procedure for obtaining steroid compounds (Machine-translation by Google Translate, not legally binding)
ExpiredES296880A1
(en)
A procedure for the preparation of 3-espiro-3-diazirinaesteroides or 3-espiro-3-diaziridina steroides. (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of a 1,2 alpha-methylen -6,7 alpha-dialometilen-20-espirox-4-eno 3 oxygenate. (Machine-translation by Google Translate, not legally binding)
Procedure to increase the activity, progestativa of 17-alpha-etinilesteroides of the strange series. (Machine-translation by Google Translate, not legally binding)