IMPURITY-E

CAS No: 682323-77-9
Chemical Name:
(RS)-2-[2-[2-[4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]ethoxy]acetic acid (as per EP)
Molecular Formula:
C23H29ClN2O4

IMPURITY-F

CAS No: 1466-82-6
Chemical Name:
2-(Acetyloxy)benzoic anhydride
Molecular Formula:
C18H14O7

IMPURITY-G

CAS No: 164726-80-1
Chemical Name:
(RS)-2-[4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl]ethan-1-ol (as per EP) 
Molecular Formula:
C19H23ClN2O . 2HCl

N-OXIDE

CAS No: 1076199-80-8
Chemical Name:
 2-(2-{4-[(4-Chlorophenyl)(phenyl)methyl]piperazin-1-yl}ethoxy)acetic acid N1-oxide (as per USP)
Molecular Formula:
C21H25ClN2O4

USP-C

CAS No: 83881-37-2
Chemical Name:
2-(2-{4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetamide (as per USP)
Molecular Formula:
C21H26ClN3O2

REF STANDARD

CAS No: 83881-51-0
Chemical Name:
(RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid
Molecular Formula:
C21H25ClN2O3

Impurity-A

CAS No: 303-26-4
Chemical Name:
4-(4-Chlorobenzhydryl)piperazine
Molecular Formula:
C17H19ClN2

Impurity-B

CAS No: 113740-61-7
Chemical Name:
2-[4-[(4-Chlorophenyl)phenylmethyl] piperazin-1-yl]acetic acid
Molecular Formula:
C19H21ClN2O2

impurity-C

CAS No: 83881-59-8
Chemical Name:
2-(2-(4-((2-chlorophenyl)phenylmethyl)piperazin-1-yl)ethoxy)acetic acid
Molecular Formula:
C21H25ClN2O3

Impurity-D

CAS No: 346451-15-8
Chemical Name:
1,4-Bis[(4-chlorophenyl)phenylmethyl]piperazine (as per EP& USP)
Molecular Formula:
C30H28Cl2N2