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 Institutul De Cercetari Chimico-FarmaceuticefiledCriticalInstitutul De Cercetari Chimico-Farmaceutice
Priority to RO112161ApriorityCriticalpatent/RO86612B1/ro
Publication of RO86612A2publicationCriticalpatent/RO86612A2/ro
Publication of RO86612B1publicationCriticalpatent/RO86612B1/ro
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Inventia se refera la un ester amidometilcarbamic cu activitate anticonvulsivanta care are structura N-(p-clor-benzamidometil)-carbamat de metil cu formula generala I: (vezi formula) produs cristalin cu punct de topire 206...207 degree C. Procedeul de preparare a esterului amidometilcarbamic consta în aceea ca N-hidroximetil-p-clorbenzamida se condenseaza cu un exces de carbamat de metil în mediu apos si în prezenta unui acid mineral drept catalizator, la temperaturi cuprinse între 30 si 85 degree C, de preferinta în jur de 66 degree C.
RO112161A1983-09-271983-09-27Ester amidometilcarbonic si procedeu de preparare a acestuia
RO86612B1
(ro)
Ossime derivate dall'acido 3-acetossimetil 7-ammino-tiazolil-acetammi do cefalosporanico procedimento per la loro produzione e composizioni farmaceutiche che le contengono come ingrediente attivo
A process for the preparation of n-(aryl-,arylthio-arylsulfinyl-and arylsulfonyl-n,n'-(or n'n')alkylamino-alkyl ureas and cyanoguanidines and of pharmaceutical compositions containing the same
Nouveau procede de preparation industrielle du 4-chloro 3-sulfamoyl n-(2,3-dihydro 2-methyl 1h-indol-1-yl) benzamide a partir du 2,3-dihydro 2-methyl 1h-indole et de l'acide hydroxylamine-0-sulfonique
Theophylline-7-acetic acid ester of d,l-trans-sobrerol having mucosecretolytic-fluidizing and antibronchospastic activity, a process for its preparation and pharmaceutical compositions thereof