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CAS号: 942132-30-1 英文名称: (R)-De(carboxyMethoxy) Cetirizine Acetic Acid Hydrochloride 英文同义词: Levocetirizine Impurity B;Levocetirizine EP IMpurity B;Cetirizine IMpurity-B(EP/BP);(R)-De(carboxyMethoxy) Cetirizine Acetic Acid Hydrochloride;2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)acetic acid;2-[4-[(R)-(4-chlorophenyl)-phenylmethyl]piperazin-1-yl]acetic acid;4-[(R)-(4-Chlorophenyl)phenylMethyl]-1-piperazineacetic Acid Hydrochloride 中文名称: 左西替利杂质B 中文同义词: 左西替利杂质B;2-(4-((4-氯苯基)(苯基)甲基)哌嗪-1-基)乙酸 分子式: C19H22Cl2N2O2 分子量: 381.29618