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Pharmaceutical Reference Standards

Levocetirizine

Picture of Levocetirizine
CAT No: SZ-L045001
CAS No: 130018-77-8
Mol.F. : C21H25ClN2O3
Mol.Wt. : 388.9
Inv. Status: Custom Synthesis
Rel. CAS No : 130018-87-0 (2HCl salt) ; 823178-28-5 (HCl salt)
SZ-L045001
CAS No:130018-77-8
Mol.F.: C21H25ClN2O3
Mol.Wt.: 388.9
Inv. Status: Custom Synthesis
Rel. CAS No : 130018-87-0 (2HCl salt) ; 823178-28-5 (HCl salt)

Levocetirizine Dihydrochloride

Picture of Levocetirizine Dihydrochloride
CAT No: SZ-L045002
CAS No: 130018-87-0
Mol.F. : C21H25ClN2O3 : 2HCl
Mol.Wt. : 388.9 : 72.9
Inv. Status: In Stock
Rel. CAS No : 130018-77-8 (free base)
SZ-L045002
CAS No:130018-87-0
Mol.F.: C21H25ClN2O3 : 2HCl
Mol.Wt.: 388.9 : 72.9
Inv. Status: In Stock
Rel. CAS No : 130018-77-8 (free base)

Levocetirizine Lactose ester

Picture of Levocetirizine Lactose ester
CAT No: SZ-L045003
CAS No: NA
Mol.F. : C33H45ClN2O13
Mol.Wt. : 713.2
Inv. Status: In Stock
SZ-L045003
CAS No:NA
Mol.F.: C33H45ClN2O13
Mol.Wt.: 713.2
Inv. Status: In Stock

Levocetirizine N-Oxide

Picture of Levocetirizine N-Oxide
CAT No: SZ-L045004
CAS No: 442863-80-1
Mol.F. : C21H25ClN2O4
Mol.Wt. : 404.9
Inv. Status: In Stock
SZ-L045004
CAS No:442863-80-1
Mol.F.: C21H25ClN2O4
Mol.Wt.: 404.9
Inv. Status: In Stock

[N,N-Bis(2-chloroethyl)benzenesulfonamide

Picture of [N,N-Bis(2-chloroethyl)benzenesulfonamide
CAT No: SZ-L045005
CAS No: 58023-19-1
Mol.F. : C10H13Cl2NO2S
Mol.Wt. : 282.2
Inv. Status: In Stock
SZ-L045005
CAS No:58023-19-1
Mol.F.: C10H13Cl2NO2S
Mol.Wt.: 282.2
Inv. Status: In Stock

Levocetirizine Amide impurity

Picture of Levocetirizine Amide impurity
CAT No: SZ-L045006
CAS No: 909779-33-5
Mol.F. : C21H26ClN3O2
Mol.Wt. : 387.9
Inv. Status: In Stock
SZ-L045006
CAS No:909779-33-5
Mol.F.: C21H26ClN3O2
Mol.Wt.: 387.9
Inv. Status: In Stock

Chlorobenzhydryl Piperazine

Picture of Chlorobenzhydryl Piperazine
CAT No: SZ-L045007
CAS No: 300543-56-0
Mol.F. : C17H19ClN2
Mol.Wt. : 286.8
Inv. Status: In Stock
SZ-L045007
CAS No:300543-56-0
Mol.F.: C17H19ClN2
Mol.Wt.: 286.8
Inv. Status: In Stock

Levocetirizine EP Impurity A

Picture of Levocetirizine EP Impurity A
CAT No: SZ-L045008
CAS No: 303-26-4
Mol.F. : C17H19ClN2
Mol.Wt. : 286.8
Inv. Status: In Stock, 3-4 days for Dispatch
SZ-L045008
CAS No:303-26-4
Mol.F.: C17H19ClN2
Mol.Wt.: 286.8
Inv. Status: In Stock, 3-4 days for Dispatch

Levocetirizine EP Impurity B

Picture of Levocetirizine EP Impurity B
CAT No: SZ-L045009
CAS No: 113740-61-7
Mol.F. : C19H21ClN2O2
Mol.Wt. : 344.8
Inv. Status: Custom Synthesis
Rel. CAT No : SZ-C032003,
SZ-L045009
CAS No:113740-61-7
Mol.F.: C19H21ClN2O2
Mol.Wt.: 344.8
Inv. Status: Custom Synthesis

Levocetirizine EP Impurity C

Picture of Levocetirizine EP Impurity C
CAT No: SZ-L045010
CAS No: 83881-59-8
Mol.F. : C21H25ClN2O3
Mol.Wt. : 388.9
Inv. Status: Custom Synthesis
Rel. CAS No : 2702511-37-1 (HCl salt)
Rel. CAT No : SZ-C032004,
SZ-L045010
CAS No:83881-59-8
Mol.F.: C21H25ClN2O3
Mol.Wt.: 388.9
Inv. Status: Custom Synthesis
Rel. CAS No : 2702511-37-1 (HCl salt)

Levocetirizine EP Impurity D

Picture of Levocetirizine EP Impurity D
CAT No: SZ-L045011
CAS No: 346451-15-8
Mol.F. : C30H28Cl2N2
Mol.Wt. : 487.5
Inv. Status: Custom Synthesis
SZ-L045011
CAS No:346451-15-8
Mol.F.: C30H28Cl2N2
Mol.Wt.: 487.5
Inv. Status: Custom Synthesis

Levocetirizine EP Impurity E

Picture of Levocetirizine EP Impurity E
CAT No: SZ-L045012
CAS No: 682323-77-9
Mol.F. : C23H29ClN2O4
Mol.Wt. : 432.9
Inv. Status: Custom Synthesis
SZ-L045012
CAS No:682323-77-9
Mol.F.: C23H29ClN2O4
Mol.Wt.: 432.9
Inv. Status: Custom Synthesis

Levocetirizine EP Impurity F

Picture of Levocetirizine EP Impurity F
CAT No: SZ-L045013
CAS No: 83881-53-2
Mol.F. : C21H26N2O3
Mol.Wt. : 354.5
Inv. Status: Custom Synthesis
SZ-L045013
CAS No:83881-53-2
Mol.F.: C21H26N2O3
Mol.Wt.: 354.5
Inv. Status: Custom Synthesis

Levocetirizine EP Impurity G

Picture of Levocetirizine EP Impurity G
CAT No: SZ-L045014
CAS No: 109806-71-5
Mol.F. : C19H23ClN2O
Mol.Wt. : 330.9
Inv. Status: Custom Synthesis
SZ-L045014
CAS No:109806-71-5
Mol.F.: C19H23ClN2O
Mol.Wt.: 330.9
Inv. Status: Custom Synthesis

Levocetrizine Impurity I

Picture of Levocetrizine Impurity I
CAT No: SZ-L045015
CAS No: 83881-46-3
Mol.F. : C22H27ClN2O3
Mol.Wt. : 402.9
Inv. Status: Custom Synthesis
SZ-L045015
CAS No:83881-46-3
Mol.F.: C22H27ClN2O3
Mol.Wt.: 402.9
Inv. Status: Custom Synthesis

Levocetirizine PEG 400 Ester

Picture of Levocetirizine PEG 400 Ester
CAT No: SZ-L045016
CAS No: NA
Mol.F. : C27H37ClN2O6
Mol.Wt. : 521.1
Inv. Status: Custom Synthesis
SZ-L045016
CAS No:NA
Mol.F.: C27H37ClN2O6
Mol.Wt.: 521.1
Inv. Status: Custom Synthesis

Levocetirizine Benzyl Compound

Picture of Levocetirizine Benzyl Compound
CAT No: SZ-L045017
CAS No: 873406-11-2
Mol.F. : C25H27ClN2O
Mol.Wt. : 407.0
Inv. Status: Custom Synthesis
SZ-L045017
CAS No:873406-11-2
Mol.F.: C25H27ClN2O
Mol.Wt.: 407.0
Inv. Status: Custom Synthesis

N-Benzyl-4-Chloroaniline

Picture of N-Benzyl-4-Chloroaniline
CAT No: SZ-L045018
CAS No: 2948-37-0
Mol.F. : C13H12ClN
Mol.Wt. : 217.7
Inv. Status: Custom Synthesis
SZ-L045018
CAS No:2948-37-0
Mol.F.: C13H12ClN
Mol.Wt.: 217.7
Inv. Status: Custom Synthesis

Levocetirizine Impurity 1

Picture of Levocetirizine Impurity 1
CAT No: SZ-L045019
CAS No: 942193-17-1
Mol.F. : C19H21ClN2O2
Mol.Wt. : 344.8
Inv. Status: Custom Synthesis
SZ-L045019
CAS No:942193-17-1
Mol.F.: C19H21ClN2O2
Mol.Wt.: 344.8
Inv. Status: Custom Synthesis

Levocetirizine N-Benzyl Amide

Picture of Levocetirizine N-Benzyl Amide
CAT No: SZ-L045020
CAS No: 1150310-68-1
Mol.F. : C28H32ClN3O2
Mol.Wt. : 478.0
Inv. Status: Custom Synthesis
SZ-L045020
CAS No:1150310-68-1
Mol.F.: C28H32ClN3O2
Mol.Wt.: 478.0
Inv. Status: Custom Synthesis

Levocetirizine Impurity 3

Picture of Levocetirizine Impurity 3
CAT No: SZ-L045022
CAS No: NA
Mol.F. : C25H32ClN2O6
Mol.Wt. : 492.0
Inv. Status: Custom Synthesis
SZ-L045022
CAS No:NA
Mol.F.: C25H32ClN2O6
Mol.Wt.: 492.0
Inv. Status: Custom Synthesis

Levocetirizine Impurity 4

Picture of Levocetirizine Impurity 4
CAT No: SZ-L045023
CAS No: NA
Mol.F. : C21H25ClN2O3
Mol.Wt. : 388.9
Inv. Status: Custom Synthesis
SZ-L045023
CAS No:NA
Mol.F.: C21H25ClN2O3
Mol.Wt.: 388.9
Inv. Status: Custom Synthesis

Levocetirizine Impurity 5

Picture of Levocetirizine Impurity 5
CAT No: SZ-L045024
CAS No: 942193-18-2
Mol.F. : C19H21ClN2O2
Mol.Wt. : 344.8
Inv. Status: Custom Synthesis
Rel. CAS No : 942132-31-2 (HCl salt)
SZ-L045024
CAS No:942193-18-2
Mol.F.: C19H21ClN2O2
Mol.Wt.: 344.8
Inv. Status: Custom Synthesis
Rel. CAS No : 942132-31-2 (HCl salt)

Levocetirizine Impurity 6

Picture of Levocetirizine Impurity 6
CAT No: SZ-L045025
CAS No: NA
Mol.F. : C19H21ClN2O2
Mol.Wt. : 344.8
Inv. Status: Custom Synthesis
SZ-L045025
CAS No:NA
Mol.F.: C19H21ClN2O2
Mol.Wt.: 344.8
Inv. Status: Custom Synthesis

Levocetirizine Impurity 7

Picture of Levocetirizine Impurity 7
CAT No: SZ-L045026
CAS No: 2433583-58-3
Mol.F. : C19H21ClN2O2
Mol.Wt. : 344.8
Inv. Status: Custom Synthesis
SZ-L045026
CAS No:2433583-58-3
Mol.F.: C19H21ClN2O2
Mol.Wt.: 344.8
Inv. Status: Custom Synthesis

Levocetirizine Impurity 8

Picture of Levocetirizine Impurity 8
CAT No: SZ-L045027
CAS No: NA
Mol.F. : C19H21ClN2O2
Mol.Wt. : 344.8
Inv. Status: Custom Synthesis
SZ-L045027
CAS No:NA
Mol.F.: C19H21ClN2O2
Mol.Wt.: 344.8
Inv. Status: Custom Synthesis

Levocetirizine Impurity 9

Picture of Levocetirizine Impurity 9
CAT No: SZ-L045029
CAS No: 942283-97-8
Mol.F. : C24H25ClN2O2S
Mol.Wt. : 441.0
Inv. Status: Custom Synthesis
SZ-L045029
CAS No:942283-97-8
Mol.F.: C24H25ClN2O2S
Mol.Wt.: 441.0
Inv. Status: Custom Synthesis

Levocetirizine Impurity 10

Picture of Levocetirizine Impurity 10
CAT No: SZ-L045030
CAS No: 42137-88-2
Mol.F. : C11H15Cl2NO2S
Mol.Wt. : 296.2
Inv. Status: Custom Synthesis
SZ-L045030
CAS No:42137-88-2
Mol.F.: C11H15Cl2NO2S
Mol.Wt.: 296.2
Inv. Status: Custom Synthesis

Levocetirizine Impurity 11

Picture of Levocetirizine Impurity 11
CAT No: SZ-L045031
CAS No: 163837-57-8
Mol.F. : C13H12ClN
Mol.Wt. : 217.7
Inv. Status: Custom Synthesis
Rel. CAS No : 451503-29-0 (HCl salt)
SZ-L045031
CAS No:163837-57-8
Mol.F.: C13H12ClN
Mol.Wt.: 217.7
Inv. Status: Custom Synthesis
Rel. CAS No : 451503-29-0 (HCl salt)

Levocetirizine Hydrochloride

Picture of Levocetirizine Hydrochloride
CAT No: SZ-L045032
CAS No: 823178-28-5
Mol.F. : C21H25ClN2O3 : HCl
Mol.Wt. : 388.9 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 130018-77-8 (free base) ; 130018-87-0 (2HCl salt)
SZ-L045032
CAS No:823178-28-5
Mol.F.: C21H25ClN2O3 : HCl
Mol.Wt.: 388.9 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 130018-77-8 (free base) ; 130018-87-0 (2HCl salt)

Levocetirizine Ethyl Ester

Picture of Levocetirizine Ethyl Ester
CAT No: SZ-L045033
CAS No: 1116338-10-3
Mol.F. : C23H29ClN2O3
Mol.Wt. : 416.9
Inv. Status: Custom Synthesis
SZ-L045033
CAS No:1116338-10-3
Mol.F.: C23H29ClN2O3
Mol.Wt.: 416.9
Inv. Status: Custom Synthesis

Stable Isotopes And Metabolites

Levocetirizine D4

Picture of Levocetirizine D4
CAT No: SZ-L045D01
CAS No: 1133210-23-7
Mol.F. : C21H21D4ClN2O3
Mol.Wt. : 392.9
Inv. Status: Custom Synthesis
SZ-L045D01
CAS No:1133210-23-7
Mol.F.: C21H21D4ClN2O3
Mol.Wt.: 392.9
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Chlorobenzhydryl Piperazine

Picture of N-Nitroso Chlorobenzhydryl Piperazine
CAT No: SZ-L045028
CAS No: NA
Mol.F. : C17H18ClN3O
Mol.Wt. : 315.8
Inv. Status: In Stock
SZ-L045028
CAS No:NA
Mol.F.: C17H18ClN3O
Mol.Wt.: 315.8
Inv. Status: In Stock