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Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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Publication date
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Publication of ES206839A1publicationCriticalpatent/ES206839A1/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts
(AREA)
Abstract
Procedimiento para la obtención de bromo-coladienos particularmente de Δ20; 23 -21- bromo-coladienos caracterizado porque se ponen en reacción Δ23 24 24-diarilo-colenos con N-bromo-imida de ácidos dicarboxílicos en presencia de un hidrocarburo halógeno alifático no-saturado.
ES0206839A1951-12-201952-12-18UN PROCEDIMIENTO PARA LA OBTENCIoN DE BROMOCOLADIENOS
ExpiredES206839A1
(es)
PROCEDIMIENTO PARA LA OBTENCIoN DE SALES DE ÉSTERES ALCAMiNICOS DE áCIDOS AMINOSALICiLICOS SUSTITUiDOS O O NO SUSTITUiDOS EN EL áTOMO DE NITRoGENO Y DE áCIDOS ORGáNICOS