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Priority claimed from DE19917526Aexternal-prioritypatent/DE19917526C1/en
Application filed by Boehringer Ingelheim Pharma Gmbh & Co. KgfiledCriticalBoehringer Ingelheim Pharma Gmbh & Co. Kg
Publication of SI1180093T1publicationCriticalpatent/SI1180093T1/en
New storage stable phosphoric acid salt of N-methyl-o-phenylenediamine, useful as intermediate for e.g. heteroaromatic compounds containing two nitrogen atoms, e.g. benzimidazoles of pharmacological interest