ES8100310A1 - Un procedimiento para la preparacion de 4-aza-5a-androstan-3-ona 17-sustituida.(como divisional de la patente numero 479.576)
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Un procedimiento para la preparacion de 4-aza-5a-androstan-3-ona 17-sustituida.(como divisional de la patente numero 479.576)
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Merck and Co Inc
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Merck and Co Inc
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Publication date
Application filed by Merck and Co IncfiledCriticalMerck and Co Inc
Priority to ES485027ApriorityCriticalpatent/ES485027A0/es
Publication of ES8100310A1publicationCriticalpatent/ES8100310A1/es
Publication of ES485027A0publicationCriticalpatent/ES485027A0/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
PROCEDIMIENTO DE OBTENCION DE 4-AZA-5-ANDROSTAN-3-ONA-17-SUSTITUIDA. CONSISTE EN SOMETER A REACCION DE CICLACION AL ACIDO 17-3-N,N-DIETIL-CARBOMOIL-5-HIDROGENO-5-METILAMINO-3,5-SECO-ANDROSTAN-3 -OICO POR CALEFACCION, OBTENIENDOSE EL 17-N,N-DIETIL-CARBAMOIL-4-METIL-4-AZA-5-ANDROSTAN-3-ONA. INHIBICION DE LA TESTOSFERONA-5-REDUCTASA.
ES485027A1979-10-151979-10-15Un procedimiento para la preparacion de 4-aza-5a-androstan-3-ona 17-sustituida.(como divisional de la patente numero 479.576)
GrantedES485027A0
(es)