Cetirizine USP Related Compound C

Cetirizine USP Related Compound C
Catalog No. KMC012038
CAS No. 83881-37-2
Alt. Name Cetirizine Amide Impurity
Formula C21H26ClN3O2
FW 387.9
Unit Price Stock
100 mg Enquire Enquire
Chemical Name (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetamide
Purity >95%
Storage Store at 2-8 deg. C for long term storage
Shipping Product is stable to be Shipped at Room Temperature
Download MSDS

Related Products

Cetirizine

Cetirizine

CAS No. : 83881-51-0

CAT No. : KMC012003

Formula : C21H25ClN2O3

FW : 388.9

View Details
Cetirizine 3-Chloro Impurity 

Cetirizine 3-Chloro Impurity 

CAS No. : 1232460-29-5

CAT No. : KMC012004

Formula : C21H25ClN2O3 : 2(HCl)

FW : 388.9 : 2(36.5)

View Details
Cetirizine 4-Chlorobenzhydrol Impurity (USP) 

Cetirizine 4-Chlorobenzhydrol Impurity (USP) 

CAS No. : 119-56-2

CAT No. : KMC012005

Formula : C13H11ClO

FW : 218.7

View Details
Cetirizine 4-Chlorobenzophenone Impurity (USP)

Cetirizine 4-Chlorobenzophenone Impurity (USP)

CAS No. : 134-85-0

CAT No. : KMC012006

Formula : C13H9ClO

FW : 216.7

View Details
Cetirizine Bromo Impurity

Cetirizine Bromo Impurity

CAS No. : NA

CAT No. : KMC012007

Formula : C21H25BrN2O3

FW : 433.3

View Details
Cetirizine Dihydrochloride

Cetirizine Dihydrochloride

CAS No. : 83881-52-1

CAT No. : KMC012010

Formula : C21H25ClN2O3 : 2(HCl)

FW : 388.9 : 2(36.5)

View Details
Cetirizine EP Impurity A 

Cetirizine EP Impurity A 

CAS No. : 303-26-4

CAT No. : KMC012011

Formula : C17H19ClN2

FW : 286.8

View Details
Cetirizine EP Impurity B

Cetirizine EP Impurity B

CAS No. : 113740-61-7

CAT No. : KMC012012

Formula : C19H21ClN2O2

FW : 344.8

View Details
Cetirizine EP Impurity B Ethyl Ester

Cetirizine EP Impurity B Ethyl Ester

CAS No. : 19178-83-7

CAT No. : KMC012013

Formula : C21H25ClN2O2

FW : 372.9

View Details
Cetirizine EP Impurity C

Cetirizine EP Impurity C

CAS No. : 83881-59-8

CAT No. : KMC012014

Formula : C21H25ClN2O3

FW : 388.9

View Details
Cetirizine EP Impurity D

Cetirizine EP Impurity D

CAS No. : 346451-15-8

CAT No. : KMC012015

Formula : C30H28Cl2N2

FW : 487.5

View Details
Cetirizine EP Impurity E 

Cetirizine EP Impurity E 

CAS No. : 682323-77-9

CAT No. : KMC012016

Formula : C23H29ClN2O4

FW : 432.9

View Details
Cetirizine EP Impurity F

Cetirizine EP Impurity F

CAS No. : 83881-53-2

CAT No. : KMC012017

Formula : C21H26N2O3

FW : 354.5

View Details
Cetirizine EP Impurity G

Cetirizine EP Impurity G

CAS No. : 164726-80-1

CAT No. : KMC012018

Formula : C19H23ClN2O . 2HCl

FW : 330.86 . 2(36.5)

View Details
Cetirizine Glycerol Ester 

Cetirizine Glycerol Ester 

CAS No. : 1243652-36-9

CAT No. : KMC012019

Formula : C24H31ClN2O5

FW : 463

View Details
Cetirizine Impurity 2

Cetirizine Impurity 2

CAS No. : 1391052-52-0

CAT No. : KMC012023

Formula : C23H23ClN2O2S

FW : 427

View Details
Cetirizine Impurity 3

Cetirizine Impurity 3

CAS No. : 134978-97-5

CAT No. : KMC012024

Formula : C6H13NO4

FW : 163.2

View Details
Cetirizine Lactose Ester

Cetirizine Lactose Ester

CAS No. : NA

CAT No. : KMC012030

Formula : C33H45ClN2O13

FW : 713.2

View Details
Cetirizine Methyl Ester (USP)

Cetirizine Methyl Ester (USP)

CAS No. : 83881-48-5

CAT No. : KMC012031

Formula : C22H27ClN2O3 : 2(HCl)

FW : 402.9 : 2(36.5)

View Details
Cetirizine N-Oxide

Cetirizine N-Oxide

CAS No. : 1076199-80-8

CAT No. : KMC012032

Formula : C21H25ClN2O4

FW : 404.9

View Details
Cetirizine R-Isomer dihydrochloride

Cetirizine R-Isomer dihydrochloride

CAS No. : 130018-87-0

CAT No. : KMC012034

Formula : C21H25ClN2O3 : 2(HCl)

FW : 388.9 : 2(36.5)

View Details
Cetirizine S-Isomer (free base)

Cetirizine S-Isomer (free base)

CAS No. : 130018-76-7

CAT No. : KMC012035

Formula : C21H25ClN2O3

FW : 388.9

View Details
Cetirizine Sorbitol Ester Impurity

Cetirizine Sorbitol Ester Impurity

CAS No. : 1384888-64-5

CAT No. : KMC012037

Formula : C27H37ClN2O8

FW : 553

View Details
Cetirizine USP Related Compund A

Cetirizine USP Related Compund A

CAS No. : 246870-46-2

CAT No. : KMC012039

Formula : C23H29ClN2O3

FW : 416.9

View Details
Cetirizine USP Related Compund A (2HCl salt)

Cetirizine USP Related Compund A (2HCl salt)

CAS No. : 2732277-01-7

CAT No. : KMC012040

Formula : C23H29ClN2O3 : 2(HCl)

FW : 416.9 : 2(36.5)

View Details
Dichloro Cetrizine

Dichloro Cetrizine

CAS No. : NA

CAT No. : KMC012053

Formula : C21H24Cl2N2O3

FW : 423.3

View Details
Mixture of Propylene Glycol Ester Of Cetrizine Diastereomer

Mixture of Propylene Glycol Ester Of Cetrizine Diastereomer

CAS No. : NA

CAT No. : KMC012054

Formula : C24H31ClN2O4

FW : 447

View Details
Propylene Glycol Ester Of Cetrizine (Mixture of Diastereomers)

Propylene Glycol Ester Of Cetrizine (Mixture of Diastereomers)

CAS No. : 2705552-48-1

CAT No. : KMC012057

Formula : C24H31ClN2O4

FW : 447.0

View Details
Cetirizine S-Isomer HCl salt

Cetirizine S-Isomer HCl salt

CAS No. : 130018-89-2

CAT No. : KMC012036

Formula : C21H25ClN2O3 : HCl

FW : 388.9 : 36.5

View Details
Cetirizine Glycol Impurity

Cetirizine Glycol Impurity

CAS No. : 324047-29-2

CAT No. : KMC012020

Formula : C23H29ClN2O4

FW : 432.9

View Details
Cetirizine Hydrochloride

Cetirizine Hydrochloride

CAS No. : 798544-25-9

CAT No. : KMC012021

Formula : C21H25ClN2O3 : HCl

FW : 388.9 : 36.5

View Details
Cetirizine Impurity 10

Cetirizine Impurity 10

CAS No. : 886886-04-0

CAT No. : KMC012022

Formula : C6H10N4

FW : 138.2

View Details
Cetirizine Impurity 5

Cetirizine Impurity 5

CAS No. : NA

CAT No. : KMC012025

Formula : C21H24Cl2N2O3

FW : 423.3

View Details
Cetirizine Impurity 6

Cetirizine Impurity 6

CAS No. : NA

CAT No. : KMC012026

Formula : C19H20Cl2N2O2

FW : 379.3

View Details
Cetirizine Impurity 7

Cetirizine Impurity 7

CAS No. : 82-93-9

CAT No. : KMC012027

Formula : C18H21ClN2

FW : 300.8

View Details
Cetirizine Impurity 8

Cetirizine Impurity 8

CAS No. : NA

CAT No. : KMC012028

Formula : C21H25ClN2O

FW : 356.9

View Details
Cetirizine Impurity 9

Cetirizine Impurity 9

CAS No. : NA

CAT No. : KMC012029

Formula : C25H32ClNO4 : 2(HCl)

FW : 446 : 2(36.5)

View Details
Cetirizine Propanediol Ester Impurity

Cetirizine Propanediol Ester Impurity

CAS No. : NA

CAT No. : KMC012033

Formula : C24H31ClN2O4

FW : 447

View Details
Cetirizine USP Related Compund B

Cetirizine USP Related Compund B

CAS No. : 108983-83-1

CAT No. : KMC012041

Formula : C19H24N2O : 2(HCl)

FW : 296.4 : 2(36.5)

View Details
Cetrizine Impurity 14

Cetrizine Impurity 14

CAS No. : NA

CAT No. : KMC012042

Formula : C24H29ClN2O6

FW : 477.0

View Details
Cetrizine Impurity 15

Cetrizine Impurity 15

CAS No. : 109036-15-9

CAT No. : KMC012043

Formula : C17H19ClN2

FW : 286.8

View Details
Cetrizine Impurity 16

Cetrizine Impurity 16

CAS No. : 70558-10-0

CAT No. : KMC012044

Formula : C17H19ClN2

FW : 286.8

View Details
Cetrizine Impurity 17

Cetrizine Impurity 17

CAS No. : NA

CAT No. : KMC012045

Formula : C26H20Cl2O3

FW : 451.3

View Details
Cetrizine Impurity 18

Cetrizine Impurity 18

CAS No. : 28022-43-7

CAT No. : KMC012046

Formula : C13H12ClN

FW : 217.7

View Details
Cetrizine Impurity 19

Cetrizine Impurity 19

CAS No. : NA

CAT No. : KMC012047

Formula : C23H30Cl2N2O2

FW : 437.4

View Details
Cetrizine Impurity 20

Cetrizine Impurity 20

CAS No. : 439858-21-6

CAT No. : KMC012048

Formula : C17H19ClN2

FW : 286.8

View Details
Cetrizine Impurity 21

Cetrizine Impurity 21

CAS No. : 163837-32-9

CAT No. : KMC012049

Formula : C13H12ClN

FW : 217.7

View Details
Cetrizine Impurity 22

Cetrizine Impurity 22

CAS No. : 197969-01-0

CAT No. : KMC012050

Formula : C8H16N2O3

FW : 188.2

View Details
Cetrizine Impurity E

Cetrizine Impurity E

CAS No. : 2724877-99-8

CAT No. : KMC012051

Formula : C38H42Cl2N4O2

FW : 657.7

View Details
Cetrizine-D-Mannitol Ester

Cetrizine-D-Mannitol Ester

CAS No. : NA

CAT No. : KMC012052

Formula : C27H37ClN2O8

FW : 553.0

View Details
Propylene Glycol Ester of Cetirizine Diastereomer 1

Propylene Glycol Ester of Cetirizine Diastereomer 1

CAS No. : NA

CAT No. : KMC012055

Formula : C24H31ClN2O4

FW : 447.0

View Details
Propylene Glycol Ester of Cetirizine Diastereomer 2

Propylene Glycol Ester of Cetirizine Diastereomer 2

CAS No. : NA

CAT No. : KMC012056

Formula : C24H31ClN2O4

FW : 447.0

View Details
1-[(4-Chlorophenyl)phenylmethyl]piperazine D8

1-[(4-Chlorophenyl)phenylmethyl]piperazine D8

CAS No. : 1189925-23-2

CAT No. : KMC012001

Formula : C17H11D8ClN2

FW : 294.9

View Details
2-[4-[(4-Chlorophenyl)phenylmethyl]-1-piperazinyl]ethanol D4

2-[4-[(4-Chlorophenyl)phenylmethyl]-1-piperazinyl]ethanol D4

CAS No. : 1794756-21-0

CAT No. : KMC012002

Formula : C19H19D4ClN2O

FW : 334.9

View Details
Cetirizine D4

Cetirizine D4

CAS No. : 1219803-84-5

CAT No. : KMC012008

Formula : C21H21D4ClN2O3

FW : 392.9

View Details
Cetirizine D8

Cetirizine D8

CAS No. : 774596-22-4

CAT No. : KMC012009

Formula : C21H17D8ClN2O3

FW : 396.9

View Details
HYDOXYZINE PAMOATE DIMER

HYDOXYZINE PAMOATE DIMER

CAS No. : 856841-95-7

CAT No. : KMC012058

Formula : C30H28Cl2N2 : 2HCl

FW : 487.46 : 72.92

View Details

About Us

K. M. Pharma Solution Pvt. Ltd., India (CIN: U72100GJ2023PTC141278), is a leading, innovation-driven company accredited by FDCA, GMP-GLP, ISO 9001:2015, and NABL (ISO/IEC 17025 & ISO 17034). Specializing in the design, synthesis, and characterization of pharmaceutical impurity standards and reference materials, we offer an extensive portfolio including nitrosamine impurities, pharmacopeial and non-pharmacopeial impurities, drug metabolites, glucuronides, process degradants, excipient-related impurities, unknown impurity isolation & structural elucidation, and stable isotope-labeled compounds.

As an integrated Contract Research, Development & Manufacturing Organization (CRDMO), we provide end-to-end scientific services — from early-stage discovery through to commercial supply — with a strong focus on quality, compliance, and customer satisfaction.

Contact Us

  • Unit No.101, Shivam Industrial park,
    Sarkhej-bavala NH=8A, At-Moraiya, Changodar,
    Ahmedabad (Gujarat), India - 382213
  • contact@kmpharma.in
  • +91 9898822121

© 2025 K.M.Pharma. All Rights Reserved