Keywords benzeneacetic acid;p cresol;dicyclohexylcarbodiimide;4 dimethyl aminopyridine;p tolyophenyl acetate;

• 苯乙酸;对甲酚;二环已基碳二酰亚胺;4-二甲氨基吡啶;苯乙酸对甲苯酯;