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QC201803
Synonyms: 2-(2-(4-((2-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetic acid dihydrochloride
Molecular Formula
C21H25ClN2O3 2HCl
Molecular Weight
388.89 72.92
CAS No.
2702511-37-1;83881-59-8 (free base)
QC201803
Cetirizine EP Impurity C;USP 2-Chlorocetirizine
Molecular Formula: C21H25ClN2O3 2HCl
Molecular Weight: 388.89 72.92
CAS No.: 2702511-37-1;83881-59-8 (free base)
QC201811
Cetirizine 4-Chlorobenzhydrol Impurity (USP);Meclizine USP RC A;Meclozine EP Impurity B
Molecular Formula: C13H11ClO
Molecular Weight: 218.68
CAS No.: 119-56-2
QC201812
Cetirizine 4-Chlorobenzophenone Impurity (USP)
Molecular Formula: C13H9ClO
Molecular Weight: 216.66
CAS No.: 134-85-0
QC201813
Cetirizine EP Impurity B Ethyl Ester
Molecular Formula: C21H25ClN2O2
Molecular Weight: 372.89
CAS No.: NA
QL052228
Levocetirizine Impurity 2
Molecular Formula: C17H19ClN2
Molecular Weight: 286.81
CAS No.: 300543-56-0
QC201836
Cetirizine Impurity 36;USP Propylene glycol ester of cetirizine
Molecular Formula: C24H31ClN2O4
Molecular Weight: 446.97
CAS No.: 2705552-48-1
QC201837
Cetirizine Impurity 37;USP Glyceryl ester of cetirizine
Molecular Formula: C24H31ClN2O5
Molecular Weight: 462.97
CAS No.: 1243652-36-9
QL052229
Levocetirizine Impurity 3
Molecular Formula: C21H25ClN2O3[C2H4]n
Molecular Weight: 388.90[44.05]n
CAS No.: NA
QC201838
(S)-Cetirizine
Molecular Formula: C21H25ClN2O3
Molecular Weight: 388.89
CAS No.: 130018-76-7;163837-48-7(2HCl salt)
QC201819
Cetirizine Impurity 19
Molecular Formula: C13H9ClO
Molecular Weight: 216.66
CAS No.: 1016-78-0
