Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Publication of ES180809A2publicationCriticalpatent/ES180809A2/es
Mejoras introducidas en el procedimiento para la obtención de androstanolonas sustituidas en 17 posición, saturadas o no saturadas, y sus derivados, caracterizadas porque, modificando el procedimiento de la citada patente principal nº 147.564, se emplean como materias primas los 3-tioderivados de androstandiones, saturados o no saturados, desdoblando eventualmente los derivados obtenidos pro la reacción de los compuestos organometálicos.
ES0180809A1941-01-161947-12-06PROCEDIMIENTO PARA LA OBTENCIoN DE ANDROSTANOLONAS SUSTITUIDAS EN 17 POSICIoN, SATURADAS NO SATURADAS, Y SUS DERIVADOS
ExpiredES180809A2
(es)