Cetirizine Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Cetirizine, pharmacopeial and non-pharmacopeial Cetirizine impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Cetirizine impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Cetirizine-related products are thoroughly characterized. Cetirizine products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

3-Chloro Cetirizine Dihydrochloride (USP)

SZ CAT No:: SZ-C032016
CAS No: 1232460-29-5
Mol.F.: C21H25ClN2O3 : 2(HCl)
Mol.Wt.: 388.9 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No: 1232460-31-9 (free base)

Cetirizine

SZ CAT No:: SZ-C032046
CAS No: 83881-51-0
Mol.F.: C21H25ClN2O3
Mol.Wt.: 388.9
Inv. Status: In Stock
Rel. CAS No: 83881-52-1 (2HCl salt) ; 798544-25-9 (HCl salt)

Cetirizine 4-Chlorobenzhydrol Impurity (USP) 

SZ CAT No:: SZ-C032014
CAS No: 119-56-2
Mol.F.: C13H11ClO
Mol.Wt.: 218.7
Inv. Status: In Stock

Cetirizine 4-Chlorobenzophenone Impurity (USP)

SZ CAT No:: SZ-C032015
CAS No: 134-85-0
Mol.F.: C13H9ClO
Mol.Wt.: 216.7
Inv. Status: In Stock

Cetirizine Bromo Impurity

SZ CAT No:: SZ-C032039
CAS No: NA
Mol.F.: C21H25BrN2O3
Mol.Wt.: 433.3
Inv. Status: In Stock

Cetirizine Dihydrochloride

SZ CAT No:: SZ-C032001
CAS No: 83881-52-1
Mol.F.: C21H25ClN2O3 : 2(HCl)
Mol.Wt.: 388.9 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No: 83881-51-0 (free base) ; 798544-25-9 (HCl salt) ; 83881-50-9 (K salt)

Cetirizine EP Impurity A 

SZ CAT No:: SZ-C032002
CAS No: 303-26-4
Mol.F.: C17H19ClN2
Mol.Wt.: 286.8
Inv. Status: In Stock

Cetirizine EP Impurity B

SZ CAT No:: SZ-C032003
CAS No: 113740-61-7
Mol.F.: C19H21ClN2O2
Mol.Wt.: 344.8
Inv. Status: In Stock

Cetirizine EP Impurity B Ethyl Ester

SZ CAT No:: SZ-C032010
CAS No: 19178-83-7
Mol.F.: C21H25ClN2O2
Mol.Wt.: 372.9
Inv. Status: In Stock

Cetirizine EP Impurity C

SZ CAT No:: SZ-C032004
CAS No: 83881-59-8
Mol.F.: C21H25ClN2O3
Mol.Wt.: 388.9
Inv. Status: In Stock

Cetirizine EP Impurity D

SZ CAT No:: SZ-C032005
CAS No: 346451-15-8
Mol.F.: C30H28Cl2N2
Mol.Wt.: 487.5
Inv. Status: In Stock
Rel. CAS No: 856841-95-7 (2HCl salt)

Cetirizine EP Impurity E 

SZ CAT No:: SZ-C032006
CAS No: 682323-77-9
Mol.F.: C23H29ClN2O4
Mol.Wt.: 432.9
Inv. Status: In Stock

Cetirizine EP Impurity F

SZ CAT No:: SZ-C032007
CAS No: 83881-53-2
Mol.F.: C21H26N2O3
Mol.Wt.: 354.5
Inv. Status: In Stock

Cetirizine EP Impurity G

SZ CAT No:: SZ-C032008
CAS No: 164726-80-1
Mol.F.: C19H23ClN2O : 2HCl
Mol.Wt.: 330.86 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No: 109806-71-5 (free base)

Cetirizine Impurity 2

SZ CAT No:: SZ-C032023
CAS No: 1391052-52-0
Mol.F.: C23H23ClN2O2S
Mol.Wt.: 427
Inv. Status: In Stock

Cetirizine Impurity 3

SZ CAT No:: SZ-C032028
CAS No: 134978-97-5
Mol.F.: C6H13NO4
Mol.Wt.: 163.2
Inv. Status: In Stock
Rel. CAS No: 134979-01-4 (HCl salt) ; 170304-78-6 (TFA salt)

Cetirizine Impurity 7

SZ CAT No:: SZ-C032033
CAS No: 82-93-9
Mol.F.: C18H21ClN2
Mol.Wt.: 300.8
Inv. Status: In Stock
Rel. CAS No: 1620-21-9 (HCl salt)

Cetirizine Lactose Ester (USP)

SZ CAT No:: SZ-C032021
CAS No: NA
Mol.F.: C33H45ClN2O13
Mol.Wt.: 713.2
Inv. Status: In Stock

Cetirizine Methyl Ester (USP)

SZ CAT No:: SZ-C032009
CAS No: 83881-48-5
Mol.F.: C22H27ClN2O3 : 2(HCl)
Mol.Wt.: 402.9 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No: 83881-46-3 (free base)

Cetirizine N-Oxide (USP)

SZ CAT No:: SZ-C032019
CAS No: 1076199-80-8
Mol.F.: C21H25ClN2O4
Mol.Wt.: 404.9
Inv. Status: In Stock

Cetirizine R-Isomer dihydrochloride

SZ CAT No:: SZ-C032017
CAS No: 130018-87-0
Mol.F.: C21H25ClN2O3 : 2(HCl)
Mol.Wt.: 388.9 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No: 130018-77-8 (free base)
Rel. CAT No: SZ-L045032 ,

Cetirizine S-Isomer

SZ CAT No:: SZ-C032057
CAS No: 130018-76-7
Mol.F.: C21H25ClN2O3
Mol.Wt.: 388.9
Inv. Status: In Stock
Rel. CAS No: 163837-48-7 (2HCl salt) ; 130018-89-2 (HCl salt)
Rel. CAT No: SZ-C032018 ,

Cetirizine Sorbitol Ester Impurity

SZ CAT No:: SZ-C032020
CAS No: 1384888-64-5
Mol.F.: C27H37ClN2O8
Mol.Wt.: 553
Inv. Status: In Stock

Cetirizine USP Related Compound C

SZ CAT No:: SZ-C032013
CAS No: 83881-37-2
Mol.F.: C21H26ClN3O2
Mol.Wt.: 387.9
Inv. Status: In Stock

Cetirizine USP Related Compund A

SZ CAT No:: SZ-C032051
CAS No: 246870-46-2
Mol.F.: C23H29ClN2O3
Mol.Wt.: 416.9
Inv. Status: In Stock
Rel. CAS No: 2732277-01-7 (2HCl salt)

Cetirizine USP Related Compund A (2HCl salt)

SZ CAT No:: SZ-C032011
CAS No: 2732277-01-7
Mol.F.: C23H29ClN2O3 : 2(HCl)
Mol.Wt.: 416.9 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No: 246870-46-2 (free base)

Dichloro Cetrizine

SZ CAT No:: SZ-C032049
CAS No: NA
Mol.F.: C21H24Cl2N2O3
Mol.Wt.: 423.3
Inv. Status: In Stock

Glyceryl Ester of Cetirizine (USP)

SZ CAT No:: SZ-C032024
CAS No: 1243652-36-9
Mol.F.: C24H31ClN2O5
Mol.Wt.: 463
Inv. Status: In Stock

Mixture of Propylene Glycol Ester Of Cetrizine Diastereomer

SZ CAT No:: SZ-C032025
CAS No: NA
Mol.F.: C24H31ClN2O4
Mol.Wt.: 447
Inv. Status: In Stock

Propylene Glycol Ester Of Cetrizine (Mixture of Diastereomers)

SZ CAT No:: SZ-C032041
CAS No: 2705552-48-1
Mol.F.: C24H31ClN2O4
Mol.Wt.: 447.0
Inv. Status: In Stock

Cetirizine S-Isomer HCl salt

SZ CAT No:: SZ-C032018
CAS No: 130018-89-2
Mol.F.: C21H25ClN2O3 : HCl
Mol.Wt.: 388.9 : 36.5
Inv. Status: Out of Stock, Custom Synthesis
Rel. CAS No: 130018-76-7 (free base) ; 163837-48-7 (2HCl salt)
Rel. CAT No: SZ-C032057 ,

Cetirizine Hydrochloride

SZ CAT No:: SZ-C032035
CAS No: 798544-25-9
Mol.F.: C21H25ClN2O3 : HCl
Mol.Wt.: 388.9 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No: 83881-51-0 (free base) ; 83881-52-1 (2HCl salt) ; 83881-50-9 (K salt)

Cetirizine Impurity 10

SZ CAT No:: SZ-C032038
CAS No: 886886-04-0
Mol.F.: C6H10N4
Mol.Wt.: 138.2
Inv. Status: Custom Synthesis

Cetirizine Impurity 5

SZ CAT No:: SZ-C032031
CAS No: NA
Mol.F.: C21H24Cl2N2O3
Mol.Wt.: 423.3
Inv. Status: Custom Synthesis

Cetirizine Impurity 6

SZ CAT No:: SZ-C032032
CAS No: NA
Mol.F.: C19H20Cl2N2O2
Mol.Wt.: 379.3
Inv. Status: Custom Synthesis

Cetirizine Impurity 8

SZ CAT No:: SZ-C032034
CAS No: NA
Mol.F.: C21H25ClN2O
Mol.Wt.: 356.9
Inv. Status: Custom Synthesis

Cetirizine Impurity 9

SZ CAT No:: SZ-C032036
CAS No: NA
Mol.F.: C25H32ClNO4 : 2(HCl)
Mol.Wt.: 446 : 2(36.5)
Inv. Status: Custom Synthesis

Cetirizine Propanediol Ester Impurity

SZ CAT No:: SZ-C032029
CAS No: NA
Mol.F.: C24H31ClN2O4
Mol.Wt.: 447
Inv. Status: Custom Synthesis

Cetirizine USP Related Compound B

SZ CAT No:: SZ-C032012
CAS No: 108983-83-1 
Mol.F.: C19H24N2O : 2(HCl)
Mol.Wt.: 296.4 : 2(36.5)
Inv. Status: Custom Synthesis
Rel. CAS No: 10527-64-7 (free base)

Cetrizine Impurity 14

SZ CAT No:: SZ-C032043
CAS No: NA
Mol.F.: C24H29ClN2O6
Mol.Wt.: 477.0
Inv. Status: Custom Synthesis

Cetrizine Impurity 15

SZ CAT No:: SZ-C032044
CAS No: 109036-15-9
Mol.F.: C17H19ClN2
Mol.Wt.: 286.8
Inv. Status: Custom Synthesis

Cetrizine Impurity 16

SZ CAT No:: SZ-C032045
CAS No: 70558-10-0
Mol.F.: C17H19ClN2
Mol.Wt.: 286.8
Inv. Status: Custom Synthesis

Cetrizine Impurity 17

SZ CAT No:: SZ-C032047
CAS No: NA
Mol.F.: C26H20Cl2O3
Mol.Wt.: 451.3
Inv. Status: Custom Synthesis

Cetrizine Impurity 18

SZ CAT No:: SZ-C032048
CAS No: 28022-43-7
Mol.F.: C13H12ClN
Mol.Wt.: 217.7
Inv. Status: Custom Synthesis

Cetrizine Impurity 19

SZ CAT No:: SZ-C032050
CAS No: NA
Mol.F.: C23H30Cl2N2O2
Mol.Wt.: 437.4
Inv. Status: Custom Synthesis

Cetrizine Impurity 20

SZ CAT No:: SZ-C032052
CAS No: 439858-21-6
Mol.F.: C17H19ClN2
Mol.Wt.: 286.8
Inv. Status: Custom Synthesis

Cetrizine Impurity 21

SZ CAT No:: SZ-C032053
CAS No: 163837-32-9
Mol.F.: C13H12ClN
Mol.Wt.: 217.7
Inv. Status: Custom Synthesis

Cetrizine Impurity 22

SZ CAT No:: SZ-C032054
CAS No: 197969-01-0
Mol.F.: C8H16N2O3
Mol.Wt.: 188.2
Inv. Status: Custom Synthesis
Rel. CAS No: 197968-63-1 (HCl salt)

Cetrizine Impurity E

SZ CAT No:: SZ-C032030
CAS No: 2724877-99-8
Mol.F.: C38H42Cl2N4O2
Mol.Wt.: 657.7
Inv. Status: Custom Synthesis

Cetrizine-D-Mannitol Ester

SZ CAT No:: SZ-C032055
CAS No: NA
Mol.F.: C27H37ClN2O8
Mol.Wt.: 553.0
Inv. Status: Custom Synthesis

Ethoxy Cetirizine (USP)

SZ CAT No:: SZ-C032037
CAS No: 324047-29-2
Mol.F.: C23H29ClN2O4
Mol.Wt.: 432.9
Inv. Status: Custom Synthesis

Propylene Glycol Ester of Cetirizine Diastereomer 1

SZ CAT No:: SZ-C032056
CAS No: NA
Mol.F.: C24H31ClN2O4
Mol.Wt.: 447.0
Inv. Status: Custom Synthesis

Propylene Glycol Ester of Cetirizine Diastereomer 2

SZ CAT No:: SZ-C032042
CAS No: NA
Mol.F.: C24H31ClN2O4
Mol.Wt.: 447.0
Inv. Status: Custom Synthesis

Cetirizine Di-N-oxide

SZ CAT No:: SZ-C032058
CAS No: 2170560-92-4
Mol.F.: C21H25ClN2O5
Mol.Wt.: 420.9
Inv. Status:
Rel. CAS No: 2580944-49-4 (2HCl salt)

Cetrizine Impurity 23

SZ CAT No:: SZ-C032059
CAS No: 55095-13-1
Mol.F.: C13H12ClN
Mol.Wt.: 217.7
Inv. Status:
Rel. CAS No: 5267-36-7 (HCl salt)

Cetirizine D4

SZ CAT No:: SZ-C032D01
CAS No: 1219803-84-5
Mol.F.: C21H21D4ClN2O3
Mol.Wt.: 392.9
Inv. Status: Custom Synthesis

Cetirizine D8

SZ CAT No:: SZ-C032D02
CAS No: 774596-22-4
Mol.F.: C21H17D8ClN2O3
Mol.Wt.: 396.9
Inv. Status: Custom Synthesis

Cetirizine EP Impurity A D8

SZ CAT No:: SZ-C032D03
CAS No: 1189925-23-2
Mol.F.: C17H11D8ClN2
Mol.Wt.: 294.9
Inv. Status: Custom Synthesis

Cetirizine EP Impurity G D4

SZ CAT No:: SZ-C032D04
CAS No: 1794756-21-0
Mol.F.: C19H19D4ClN2O
Mol.Wt.: 334.9
Inv. Status: Custom Synthesis

N-Nitroso Cetirizine EP Impurity A D8

SZ CAT No:: SZ-C032D05
CAS No: NA
Mol.F.: C17H10D8ClN3O
Mol.Wt.: 323.8
Inv. Status:

N- Nitroso Cetrizine Impurity 1

SZ CAT No:: SZ-C032060
CAS No: NA
Mol.F.: C8H15N3O4
Mol.Wt.: 217.2
Inv. Status:
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