Cetirizine Dihydrochloride-impurities | Pharmaffiliates

cetirizine dihydrochloride and its Impurities

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

Displaying 17 results for cetirizine dihydrochloride Impurities
PA 03 36000

Cetirizine Dihydrochloride - API

Cetirizine Dihydrochloride


  • Catalogue No.:PA 03 36000

  • CAS :

    83881-52-1

  • Molecular Formula : C21H27Cl3N2O3

  • Molecular Weight : 461.81

PA 03 36010

Cetirizine Dihydrochloride - Impurity A (Freebase)

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


  • Catalogue No.:PA 03 36010

  • CAS :

    303-26-4

  • Molecular Formula : C17H19ClN2

  • Molecular Weight : 286.80

PA 03 36020

Cetirizine Dihydrochloride - Impurity B

De(carboxymethoxy) Cetirizine Acetic Acid


  • Catalogue No.:PA 03 36020

  • CAS :

    113740-61-7

  • Molecular Formula : C19H21ClN2O2

  • Molecular Weight : 344.84

PA 03 36030

Cetirizine Dihydrochloride- Impurity C

Cetirizine 2-Chloro Impurity Dihydrochloride


  • Catalogue No.:PA 03 36030

  • CAS :

    2702511-37-1

  • Molecular Formula : C21H27Cl3N2O3

  • Molecular Weight : 461.81

PA 03 36031

Cetirizine Dihydrochloride- Impurity C (Freebase)

Cetirizine 2-Chloro Impurity


  • Catalogue No.:PA 03 36031

  • CAS :

    83881-59-8

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

PA 03 36040

Cetirizine Dihydrochloride- Impurity D

1,4-Bis[(4-chlorophenyl)phenylmethyl]piperazine Dihydrochloride


  • Catalogue No.:PA 03 36040

  • CAS :

    856841-95-7

  • Molecular Formula : C30H30Cl4N2

  • Molecular Weight : 560.38

PA 03 36050

Cetirizine Dihydrochloride- Impurity E

Hydroxyzine Acetic Acid Dihydrochloride


  • Catalogue No.:PA 03 36050

  • CAS :

    83881-56-5

  • Molecular Formula : C23H31Cl3N2O4

  • Molecular Weight : 505.86

PA 03 36051

Cetirizine Dihydrochloride- Impurity E (Freebase)

Ethoxycetirizine


  • Catalogue No.:PA 03 36051

  • CAS :

    682323-77-9

  • Molecular Formula : C23H29ClN2O4

  • Molecular Weight : 432.94

PA 03 36060

Cetirizine Dihydrochloride- Impurity F

Deschloro Cetirizine Dihydrochloride


  • Catalogue No.:PA 03 36060

  • CAS :

    83881-54-3

  • Molecular Formula : C21H28Cl2N2O3

  • Molecular Weight : 427.36

PA 03 36061

Cetirizine Dihydrochloride- Impurity F (Freebase)

[2-[4-(Diphenylmethyl)piperazin-1-yl]ethoxy]acetic Acid


  • Catalogue No.:PA 03 36061

  • CAS :

    83881-53-2

  • Molecular Formula : C21H26N2O3

  • Molecular Weight : 354.44

PA 03 36070

Cetirizine Dihydrochloride - Impurity G

2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethanol Dihydrochloride


  • Catalogue No.:PA 03 36070

  • CAS :

    164726-80-1

  • Molecular Formula : C19H25Cl3N2O

  • Molecular Weight : 403.77

PA 03 36071

Cetirizine Dihydrochloride- Impurity G (Freebase)

2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethanol


  • Catalogue No.:PA 03 36071

  • CAS :

    109806-71-5

  • Molecular Formula : C19H23ClN2O

  • Molecular Weight : 330.85

PA 03 36640

Cetirizine 3-Chloro Impurity Dihydrochloride

Cetirizine 3-Chloro Impurity Dihydrochloride


  • Catalogue No.:PA 03 36640

  • CAS :

    1232460-29-5

  • Molecular Formula : C21H27Cl3N2O3

  • Molecular Weight : 461.81

PA 03 36021

Cetirizine Dihydrochloride- Impurity B (Dihydrochloride Salt)

(RS)-2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]acetic acid Dihydrochloride


  • Catalogue No.:PA 03 36021

  • CAS :

    1000690-91-4

  • Molecular Formula : C19H23Cl3N2O2

  • Molecular Weight : 417.76

PA 03 36041

Cetirizine Dihydrochloride - Impurity D (Freebase)

1,4-Bis[(4-chlorophenyl)phenylmethyl]piperazine


  • Catalogue No.:PA 03 36041

  • CAS :

    346451-15-8

  • Molecular Formula : C30H28Cl2N2

  • Molecular Weight : 487.46

PA 03 0361000

Cetirizine Propanediol Ester Impurity

Cetirizine Propanediol Ester Impurity


  • Catalogue No.:PA 03 0361000

  • CAS :

    NA

  • Molecular Formula : C24H31ClN2O4

  • Molecular Weight : 446.97

PA 03 0361003

Acetyl 4-Chloro Benzhydryl Piperazine

Acetyl 4-Chloro Benzhydryl Piperazine


  • Catalogue No.:PA 03 0361003

  • CAS :

    802859-64-9

  • Molecular Formula : C19H21ClN2O

  • Molecular Weight : 328.84