Cetirizine-impurities | Pharmaffiliates

cetirizine and its Impurities

Cetirizine is sold under the brand name Zyrtec among others, is a second generation antihistamine used to treat allergic rhinitis (hay fever), dermatitis, and urticaria.. Reference standards of Cetirizine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 52 results for cetirizine Impurities
PA 30 51000

Cetirizine - API

Cetirizine

  • Catalogue No.:PA 30 51000

  • CAS :

    83881-51-0

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

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PA 30 51510

2-(2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)ethanol Hydrochloride;

2-(2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)ethanol Hydrochloride;

  • Catalogue No.:PA 30 51510

  • CAS :

    1244-76-4

  • Molecular Formula : C21H28Cl2N2O2

  • Molecular Weight : 411.37

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PA 30 51520

Cetirizine Methyl Ester

Cetirizine Methyl Ester

  • Catalogue No.:PA 30 51520

  • CAS :

    83881-46-3

  • Molecular Formula : C22H27ClN2O3

  • Molecular Weight : 402.91

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PA 30 51530

((2R,3R,4S,5R,6S)-3,4,5-Trihydroxy-6-(((2R,3S,4R,5R,6R)-4,5,6-trihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)tetrahydro-2H-pyran-2-yl)methyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate Hydrochloride

((2R,3R,4S,5R,6S)-3,4,5-Trihydroxy-6-(((2R,3S,4R,5R,6R)-4,5,6-trihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)tetrahydro-2H-pyran-2-yl)methyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate Hydrochloride

  • Catalogue No.:PA 30 51530

  • CAS :

    NA

  • Molecular Formula : C33H46Cl2N2O13

  • Molecular Weight : 749.63

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PA STI 015960

tert-Butyl Cetirizine-d8

tert-Butyl Cetirizine-d8

  • Catalogue No.:PA STI 015960

  • CAS :

    1189466-71-4

  • Molecular Formula : C25H25D8ClN2O3

  • Molecular Weight : 453.04

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PA STI 018740

Cetirizine-d8 Dihydrochloride

Cetirizine-d8 Dihydrochloride

  • Catalogue No.:PA STI 018740

  • CAS :

    NA

  • Molecular Formula : C21H19D8Cl3N2O3

  • Molecular Weight : 469.86

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PA STI 018750

(±)-Cetirizine-d4 Dihydrochloride

(±)-Cetirizine-d4 Dihydrochloride

  • Catalogue No.:PA STI 018750

  • CAS :

    1219803-84-5

  • Molecular Formula : C21H23D4Cl3N2O3

  • Molecular Weight : 465.83

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PA STI 018751

Cetirizine-d4

Cetirizine-d4

  • Catalogue No.:PA STI 018751

  • CAS :

    NA

  • Molecular Formula : C21H21D4ClN2O3

  • Molecular Weight : 392.91

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PA STI 018760

(R)-Cetirizine-d4 Dihydrochloride

(R)-Cetirizine-d4 Dihydrochloride

  • Catalogue No.:PA STI 018760

  • CAS :

    1133210-23-7

  • Molecular Formula : C21H23D4Cl3N2O3

  • Molecular Weight : 465.83

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PA STI 018761

(R)-Cetirizine-d4

(R)-Cetirizine-d4

  • Catalogue No.:PA STI 018761

  • CAS :

    1133210-23-7

  • Molecular Formula : C21H21D4ClN2O3

  • Molecular Weight : 392.91

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PA STI 018770

rac Cetirizine-d8 N-Oxide

rac Cetirizine-d8 N-Oxide

  • Catalogue No.:PA STI 018770

  • CAS :

    1216444-13-1

  • Molecular Formula : C21H17D8ClN2O4

  • Molecular Weight : 412.94

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PA STI 018780

Cetirizine-d8 N-(2-Ethoxyacetate)

Cetirizine-d8 N-(2-Ethoxyacetate)

  • Catalogue No.:PA STI 018780

  • CAS :

    NA

  • Molecular Formula : C25H23D8ClN2O6

  • Molecular Weight : 499.03

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PA STI 020500

2-[4-[(4-Chlorophenyl)phenylmethyl]-1-piperazinyl]ethanol-d4

2-[4-[(4-Chlorophenyl)phenylmethyl]-1-piperazinyl]ethanol-d4

  • Catalogue No.:PA STI 020500

  • CAS :

    1794756-21-0

  • Molecular Formula : C19H19D4ClN2O

  • Molecular Weight : 334.88

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PA STI 020570

1-[(4-Chlorophenyl)phenylmethyl]piperazine-d8

1-[(4-Chlorophenyl)phenylmethyl]piperazine-d8

  • Catalogue No.:PA STI 020570

  • CAS :

    1189925-23-2

  • Molecular Formula : C17H11D8ClN2

  • Molecular Weight : 294.85

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PA USP1102941

Cetirizine Related Compound B (2-(4-Benzhydrylpiperazin-1-yl)ethan-1-ol dihydrochloride) (1102941)

Cetirizine Related Compound B (2-(4-Benzhydrylpiperazin-1-yl)ethan-1-ol dihydrochloride) (1102941)

  • Catalogue No.:PA USP1102941

  • CAS :

    108983-83-1

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1102930

Cetirizine Related Compound A ((RS)-2-[2-[4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]ace (1102930)

Cetirizine Related Compound A ((RS)-2-[2-[4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]ace (1102930)

  • Catalogue No.:PA USP1102930

  • CAS :

    246870-46-2

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1102952

Cetirizine Related Compound C (2-(2-{4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetamid (1102952)

Cetirizine Related Compound C (2-(2-{4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetamid (1102952)

  • Catalogue No.:PA USP1102952

  • CAS :

    83881-37-2

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1102929

Cetirizine Hydrochloride (1102929)

Cetirizine Hydrochloride (1102929)

  • Catalogue No.:PA USP1102929

  • CAS :

    83881-52-1

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPY0001197

Cetirizine for peak identification (Y0001197)

Cetirizine for peak identification (Y0001197)

  • Catalogue No.:PA EPY0001197

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA BP837RB

cetirizine hydrochloride (837RB)

cetirizine hydrochloride (837RB)

  • Catalogue No.:PA BP837RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA BP1081RB

cetirizine impurity standard (1081RB)

cetirizine impurity standard (1081RB)

  • Catalogue No.:PA BP1081RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1102963

Cetirizine Related Compound G (2-{4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl}ethanol dihydrochl (1102963)

Cetirizine Related Compound G (2-{4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl}ethanol dihydrochl (1102963)

  • Catalogue No.:PA USP1102963

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPC0980650

Cetirizine dihydrochloride (C0980650)

Cetirizine dihydrochloride (C0980650)

  • Catalogue No.:PA EPC0980650

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPC0980651

Cetirizine impurity A (C0980651)

Cetirizine impurity A (C0980651)

  • Catalogue No.:PA EPC0980651

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PAI 03 001510

(R)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol

(R)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol

  • Catalogue No.:PAI 03 001510

  • CAS :

    705289-61-8

  • Molecular Formula : C19H23ClN2O

  • Molecular Weight : 330.85

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PAI 03 001520

(R)-2-(2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetic Acid

(R)-2-(2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetic Acid

  • Catalogue No.:PAI 03 001520

  • CAS :

    NA

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

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PAI 03 001530

2-Hydroxypropyl 2-(2-(4-((R)-(4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate

2-Hydroxypropyl 2-(2-(4-((R)-(4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate

  • Catalogue No.:PAI 03 001530

  • CAS :

    NA

  • Molecular Formula : C24H31ClN2O4

  • Molecular Weight : 446.97

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PAI 03 001550

(2-Chlorophenyl)(phenyl)methanol

(2-Chlorophenyl)(phenyl)methanol

  • Catalogue No.:PAI 03 001550

  • CAS :

    NA

  • Molecular Formula : C13H11ClO

  • Molecular Weight : 218.68

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PAI 03 001560

1-Chloro-2-(chloro(phenyl)methyl)benzene

1-Chloro-2-(chloro(phenyl)methyl)benzene

  • Catalogue No.:PAI 03 001560

  • CAS :

    NA

  • Molecular Formula : C13H10Cl2

  • Molecular Weight : 237.12

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PAI 03 001570

2-(4-((2-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol

2-(4-((2-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol

  • Catalogue No.:PAI 03 001570

  • CAS :

    NA

  • Molecular Formula : C19H23ClN2O

  • Molecular Weight : 330.85

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PAI 03 001580

2-(2-(4-((2-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetic Acid

2-(2-(4-((2-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetic Acid

  • Catalogue No.:PAI 03 001580

  • CAS :

    NA

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

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PAI 03 001590

(R)-2-Oxopropyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate

(R)-2-Oxopropyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate

  • Catalogue No.:PAI 03 001590

  • CAS :

    NA

  • Molecular Formula : C24H29ClN2O4

  • Molecular Weight : 444.95

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PAI 03 001600

2-(2-(4-Benzhydrylpiperazin-1-yl)ethoxy)acetamide

2-(2-(4-Benzhydrylpiperazin-1-yl)ethoxy)acetamide

  • Catalogue No.:PAI 03 001600

  • CAS :

    NA

  • Molecular Formula : C21H27N3O2

  • Molecular Weight : 353.46

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PA 30 51550

1-((3-Chlorophenyl)(phenyl)methyl)piperazine

1-((3-Chlorophenyl)(phenyl)methyl)piperazine

  • Catalogue No.:PA 30 51550

  • CAS :

    70558-10-0

  • Molecular Formula : C17H19ClN2

  • Molecular Weight : 286.8

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PA 30 51560

1-(4,4'-Dichlorobenzhydryl)piperazine

1-(4,4'-Dichlorobenzhydryl)piperazine

  • Catalogue No.:PA 30 51560

  • CAS :

    27469-61-0

  • Molecular Formula : C17H18Cl2N2

  • Molecular Weight : 321.25

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PA IPIMP 01 15

Cetirizine impurity A (IMP/01/15)

  • Catalogue No.:PA IPIMP 01 15

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

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PA 30 0511000

(S)-1-(p-Chlorobenzhydryl)piperazine;

(S)-1-(p-Chlorobenzhydryl)piperazine;

  • Catalogue No.:PA 30 0511000

  • CAS :

    439858-21-6

  • Molecular Formula : C17H19ClN2

  • Molecular Weight : 286.8

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PA 30 0511001

DL-Carnitine

DL-Carnitine

  • Catalogue No.:PA 30 0511001

  • CAS :

    406-76-8

  • Molecular Formula : C7H15NO3

  • Molecular Weight : 161.2

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PA 30 0511002

Cetirizine Glycerol Ester

Cetirizine Glycerol Ester

  • Catalogue No.:PA 30 0511002

  • CAS :

    1243652-36-9

  • Molecular Formula : C24H31ClN2O5

  • Molecular Weight : 462.97

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PA 30 0511003

2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]propanoic acid ethyl ester

2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]propanoic acid ethyl ester

  • Catalogue No.:PA 30 0511003

  • CAS :

    105198-38-7

  • Molecular Formula : C11H24O3Si

  • Molecular Weight : 232.4

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PA STI 088702

Cetirizine-d8

Cetirizine-d8

  • Catalogue No.:PA STI 088702

  • CAS :

    774596-22-4

  • Molecular Formula : C21H17D8ClN2O3

  • Molecular Weight : 396.94

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PA 30 0511004

Tert-Butyl Cetirizine

Tert-Butyl Cetirizine

  • Catalogue No.:PA 30 0511004

  • CAS :

    335017-46-4

  • Molecular Formula : C25H33ClN2O3

  • Molecular Weight : 445

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PAI 03 001511

Cetirizine Allyl Ester

Cetirizine Allyl Ester

  • Catalogue No.:PAI 03 001511

  • CAS :

    NA

  • Molecular Formula : C24H29ClN2O3

  • Molecular Weight : 428.96

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PAI 03 001512

2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetyl chloride

2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetyl chloride

  • Catalogue No.:PAI 03 001512

  • CAS :

    NA

  • Molecular Formula : C21H24Cl2N2O2

  • Molecular Weight : 407.34

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PA STI 088881

D,L-Carnitine-d3 Chloride

D,L-Carnitine-d3 Chloride

  • Catalogue No.:PA STI 088881

  • CAS :

    119766-67-5

  • Molecular Formula : C7H13D3ClNO3

  • Molecular Weight : 200.68

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PA 30 0511006

1-((4-Chlorophenyl)(phenyl)methyl)-4-(4-methoxybenzyl)piperazine malonate

1-((4-Chlorophenyl)(phenyl)methyl)-4-(4-methoxybenzyl)piperazine malonate

  • Catalogue No.:PA 30 0511006

  • CAS :

    NA

  • Molecular Formula : C28H31ClN2O5

  • Molecular Weight : 511.02

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PA 30 0511005

Cetirizine sorbitol ester

Cetirizine sorbitol ester

  • Catalogue No.:PA 30 0511005

  • CAS :

    13848888-64-5

  • Molecular Formula : C27H37ClN2O8

  • Molecular Weight : 553.05

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PAI 03 001513

1-Hydroxypropan-2-yl 2-(2-(4-((R)-(4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate

1-Hydroxypropan-2-yl 2-(2-(4-((R)-(4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate

  • Catalogue No.:PAI 03 001513

  • CAS :

    NA

  • Molecular Formula : C24H31ClN2O4

  • Molecular Weight : 446.2

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PA 30 0511007

Ethyl 2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)acetate

Ethyl 2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)acetate

  • Catalogue No.:PA 30 0511007

  • CAS :

    19178-83-7

  • Molecular Formula : C21H25ClN2O2

  • Molecular Weight : 372.89

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PA I 00015

(R)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol

(R)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol

  • Catalogue No.:PA I 00015

  • CAS :

    705289-61-8

  • Molecular Formula : C19H23ClN2O

  • Molecular Weight : 330.85

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PAI 03 001514

(4-Chlorophenyl)(phenyl)methyl methanesulfonate

(4-Chlorophenyl)(phenyl)methyl methanesulfonate

  • Catalogue No.:PAI 03 001514

  • CAS :

    NA

  • Molecular Formula : C14H13ClO3S

  • Molecular Weight : 296.77

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PA 30 0511008

(R)-De(carboxymethyl) Cetirizine Ethanol Dihydrochloride

(R)-De(carboxymethyl) Cetirizine Ethanol Dihydrochloride

  • Catalogue No.:PA 30 0511008

  • CAS :

    728948-88-7

  • Molecular Formula : C19H25Cl3N2O

  • Molecular Weight : 403.77

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