Convenient Synthesis of 7-Bromo-tetrahydro-1,5-benzodiazepin-2-ones
摘要:
Treatment of 5-acyl-2,3,4,5-tetrahydro-1H-1,5-benzodiazepin-2-ones with bromine in the presence of the sulfuric acid afforded products to be brominated exclusively in the aromatic ring at position 7.