4-(2-氯乙氧基)苯甲酸乙酯

4-(2-chloro-1,1,2-trifluoroethoxy)benzoic acid

4-(2-溴-乙氧基)-苯甲酸乙酯

4-hexadecoxybenzoyl chloride

ethyl 4-(2-hydroxybutoxy)benzoate