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
Priority claimed from CH4086956Aexternal-prioritypatent/CH366051A/de
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Publication of ES238578A2publicationCriticalpatent/ES238578A2/es
Medicines That Contain Protein Lipid Enzymes And Other Medicines
(AREA)
Abstract
Mejoras en el procedimiento para la obtención de amidas, objeto de la patente principal, caracterizándose porque una sal de un éster del ácido L-valilo-l-ornitilo-L-leucilo-D-fenilalanilo-L-prolino-carbónico, cuyo grupo delta-amínico del resto ornitínico está protegido y que en el componente alcohólico presenta un sustituyente atrayente de electronos, se trata con agentes básicos y a continuación los grupos delta-amínicos protegidos se transforman en grupos amino libres.
ES0238578A1956-12-191957-11-14Nuevo procedimiento para la obtencion de amidas
ExpiredES238578A2
(es)