Cetirizine Impurity DCetirizine IMP 1,4-bis((4-chlorophenyl)(phenyl)methyl)piperazine

Hydroxyzine Acetic Acid DihydrochlorideCetirizine IMP 2-(2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)ethoxy)acetic Acid

Deschloro Cetirizine DihydrochlorideCetirizine IMP 2-(2-(4-benzhydryl piperazin-1-yl)ethoxy)acetic Acid

(R)-De(carboxymethyl) Cetirizine Ethanol DihydrochlorideCetirizine IMP 2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol

Cetirizine Impurity HCetirizine IMP (4-chlorophenyl)(phenyl)methanol

4-ChlorobenzophenoneCetirizine IMP (4-chlorophenyl)(phenyl)methanone

Carvedilol R-Isomer ImpurityCarvedilol IMP (R)-1-((9H-carbazol-4-yl)oxy)-3-((2-(2-methoxyphenoxy)ethyl)amino)propan-2-ol

Carvedilol S-Isomer ImpurityCarvedilol IMP (S)-1-((9H-carbazol-4-yl)oxy)-3-((2-(2-methoxyphenoxy)ethyl)amino)propan-2-ol

Carvedilol Bisalkylpyrocatechol Impurity (Carvedilol Dimer Impurity)Carvedilol IMP 1-((9H-carbazol-3-yl)oxy)-3-((2-(2-(2-((3-((9H-carbazol-4-yl)oxy)-2-hydroxypropyl)amino)ethoxy)phenoxy)ethyl)amino)propan-2-ol

D-2-PhenylglycineCephalexin IMP (R)-2-amino-2-phenylacetic Acid