Coumarins modified with dipeptides were prepared by condensation of N-hydroxysuccinimide esters of 2-(3,4,8-substituted-2-oxo-2H-7-chromenyloxy)-and 2-(3,4-substituted-7-methyl-2-oxo-2H-5-chromenyloxy)acetic and-propionic acids with amino acids and dipeptides.
通过将2-(3,4,8-取代-2-氧代-2H-7-色烯氧基)-和2-(3,4-取代-7-甲基-2-氧代-2H-5-色烯氧基)
乙酸和
丙酸的N-羟基琥珀
酰亚胺酯与
氨基酸和二肽缩合,制备了经二肽修饰的
香豆素。