A new synthesis of 7-chloro-2,3-diamino-5-phenyl-3H-1,4-benzodiazepines is described, which allows for the preparation of compounds bearing the same or different substituents at the 2 and 3 positions, starting from 2-amino-7-chloro-3-hydroxy-5-phenyl-3H-1,4-benzodiazepines.
描述了一种新的7-
氯-2,3-二
氨基-5-苯基-3 H -1,4-
苯并二氮杂卓的合成方法,该方法可以制备在2和3位带有相同或不同取代基的化合物由2-
氨基-7-
氯-3-羟基-5-苯基-3- ħ -1,4-
苯并二氮杂卓。