4-Aryl-1-hydrazino-5H-2,3-benzodiazepine and 1-aryl-4-hydrazino-5H-2,3-benzodiazepine in the synthesis of condensed [1,2]diazepines
作者:O. I. Kharaneko、V. Yu. Popov、S. L. Bogza
DOI:10.1007/s10593-013-1249-6
日期:2013.5
A method has been developed for the cyclization of 4-aryl-1-hydrazino-5H-2,3-benzodiazepine and 1-aryl-4-hydrazino-5H-2,3-benzodiazepine into 3-R-6-aryl-7H-[1,2,4]triazolo[3,4-a]- and 3-R-6-aryl-7H-[1,2,4]triazolo[4,3-c]benzodiazepine derivatives with various substituents in the triazole ring.