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F Hoffmann La Roche AG
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F Hoffmann La Roche AG
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Priority claimed from CH1456975Aexternal-prioritypatent/CH597481A5/xx
Application filed by F Hoffmann La Roche AGfiledCriticalF Hoffmann La Roche AG
Publication of ES453178A1publicationCriticalpatent/ES453178A1/es
Un procedimiento para la preparación de D-homoesteroides de la fórmula general **(Fórmula)** en donde la línea de trazos en el anillo a designa enlace de carbono-carbono opcional; R1 representa un átomo de hidrógeno o un grupo de metilo; R17aBeta representa un átomo de hidrógeno o un grupo de alquilo de C1-C10, bencilo, ciclohexilmetilo, acilo, tetrahidropiranilo o cicloalquenilo y R17aAlfa representa un átomo de hidrógeno o un grupo de alquilo inferior, etinilo, vinilo o propadienilo.
ES453178A1975-11-111976-11-10Un procedimiento para la preparacion de d-homoesteroides.
ExpiredES453178A1
(es)