CTR23H: Cetirizine USP RC C

Cetirizine Amide Impurity ;

(RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetamide dihydrochloride ;

CAS # 200707-85-3 (HCl salt) ; 83881-37-2 (base) ;

C21H28Cl3N3O2 (HCl salt) ; MW: 460.82 ;