反应详情

In the manner given in Preparation 10, 7-chloro-5(2,6-difluorophenyl)-3H-1,4-benzodiazepin-2-yl hydrazine is reacted with chloroacetyl chloride and after 1.5 hours with sodium acetate, then the mixture is refluxed to give 8-chloro-1-(chloromethyl)-6-(2,6-difluorophenyl)-4H-s-triazolo[4,3-a][1,4-benzodiazepine. Preparation 14 8-Nitro-1-(bromomethyl)-6-(o-chlorophenyl)-4H-s-triazolo[4,3-a][1,4]benzodiazepine

1. temperaturethe mixture is refluxed