cetirizine

Objective To study improved synthetic method of 1 - [ ( 4 - chlorophenyl ) phenylmethyl ] - piperazine, the intermediate of cetirizine hydrochloride.

目的探讨西替利嗪的中间体1-犤 ( 4- 氯苯基 ) 苯甲基 犦 - 哌嗪的合成方法的改进.

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