Cetirizine

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Cetirizine API Reference standards  and its EP Impurities, USP Impurities, non pharmacopeial Impurities, listed below & also offered custom synthesis for unknown Impurities. If require any contact info@drjcrbio.com, sales@drjcrbio.com

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    Product Name : CETIRIZINE ETHANOL ;2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol dihydrochloride, |164726-80-1

    Code:  JCCTZ-24
    CAS: 164726-80-1
    Chemical Formula: C19H25Cl3N2O
    Molecular Weight: 403.77
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: CETIRIZINE ETHANOL ;2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol dihydrochloride, |164726-80-1is useful as reference Impurity standard.
    CETIRIZINE ETHANOL ;2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol dihydrochloride, |164726-80-1
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    Product Name : Deschloro benzhydryl piperazine ; 1-Benzhydrylpiperazine ; 1-(Diphenylmethyl)piperazine; 841-77-0

    Code: JCCTZ-23
    CAS: 841-77-0
    Chemical Formula: C17H20N2
    Molecular Weight: 252.36
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Deschloro benzhydryl piperazine ; 1-Benzhydrylpiperazine ; 1-(Diphenylmethyl)piperazine; 841-77-0  is useful as reference Impurity standard.
    Deschloro benzhydryl piperazine ; 1-Benzhydrylpiperazine ; 1-(Diphenylmethyl)piperazine; 841-77-0
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    Product Name : Cetirizine 2-chloro dimer; 1,4-bis[(2-Chlorophenyl)phenylmethyl]piperazine

    Code: JCCTZ-22
    CAS: NA
    Chemical Formula: C30H28Cl2N2
    Molecular Weight: 487.47
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine 2-chloro dimer; 1,4-bis[(2-Chlorophenyl)phenylmethyl]piperazine is useful as reference Impurity standard.
    Cetirizine 2-chloro dimer; 1,4-bis[(2-Chlorophenyl)phenylmethyl]piperazine
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    Product Name : Cetirizine USP RC C ;Cetirizine Amide Impurity ; (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetamide dihydrochloride | 200707-85-3

    Code: JCCTZ-21
    CAS: 200707-85-3
    Chemical Formula: C21H28Cl3N3O2
    Molecular Weight: 460.82
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine USP RC C ;Cetirizine Amide Impurity ; (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetamide dihydrochloride | 200707-85-3 is useful as reference Impurity standard.
    Cetirizine USP RC C ;Cetirizine Amide Impurity ; (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetamide dihydrochloride  |  200707-85-3
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    Product Name : Cetirizine USP RC B ; Cetirizine Deschloro Ethanol Impurity ; 2-[4-(Diphenylmethyl)piperazin-1-yl]ethanol dihydrochloride | 108983-83-1

    Code: JCCTZ-20
    CAS: 108983-83-1
    Chemical Formula: C19H26Cl2N2O
    Molecular Weight: 369.33
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine USP RC B ; Cetirizine Deschloro Ethanol Impurity ; 2-[4-(Diphenylmethyl)piperazin-1-yl]ethanol dihydrochloride | 108983-83-1 is useful as reference Impurity standard.
    Cetirizine USP RC B ; Cetirizine Deschloro Ethanol Impurity ; 2-[4-(Diphenylmethyl)piperazin-1-yl]ethanol dihydrochloride  |  108983-83-1
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    Product Name : Cetirizine USP RC A ;Cetirizine USP Related Compound A ; Cetirizine Dihydrochloride Ethyl Ester (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid ethyl ester dihydrochloride | 246870-46-2

    Code: JCCTZ-19
    CAS: 246870-46-2
    Chemical Formula: C23H31Cl3N2O3
    Molecular Weight: 489.86
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine USP RC A ;Cetirizine USP Related Compound A ; Cetirizine Dihydrochloride Ethyl Ester (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid ethyl ester dihydrochloride | 246870-46-2 is useful as reference Impurity standard.
    Cetirizine USP RC A ;Cetirizine USP Related Compound A ; Cetirizine Dihydrochloride Ethyl Ester  (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid ethyl ester dihydrochloride | 246870-46-2
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    Product Name : Cetirizine S-Isomer ;(S)-Cetirizine DiHydrochloride ; (S)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 163837-48-7

    Code: JCCTZ-18
    CAS: 163837-48-7
    Chemical Formula: C21H27Cl3N2O3
    Molecular Weight: 461.81
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Cetirizine S-Isomer ;(S)-Cetirizine DiHydrochloride ; (S)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 163837-48-7 is useful as reference Impurity standard.
    Cetirizine S-Isomer ;(S)-Cetirizine DiHydrochloride ; (S)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 163837-48-7
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    Product Name : Cetirizine R-Isomer ; LevoCetirizine Dihydrochloride ; (R)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 130018-77-8

    Code: JCCTZ-17
    CAS: 130018-77-8
    Chemical Formula: C21H27Cl3N2O3
    Molecular Weight: 461.81
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine R-Isomer ; LevoCetirizine Dihydrochloride ; (R)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 130018-77-8 is useful as reference Impurity standard.
    Cetirizine R-Isomer ; LevoCetirizine Dihydrochloride ; (R)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 130018-77-8
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    Product Name : Cetirizine N-Oxide ;  (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]-1-oxido-piperazin-1-yl]ethoxy] acetic acid |  1076199-80-8

    Code: JCCTZ-16
    CAS: 1076199-80-8
    Chemical Formula: C21H25ClN2O4
    Molecular Weight: 404.89
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine N-Oxide ;  (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]-1-oxido-piperazin-1-yl]ethoxy] acetic acid |  1076199-80-8 is useful as reference Impurity standard.
    Cetirizine N-Oxide ;  (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]-1-oxido-piperazin-1-yl]ethoxy] acetic acid  |  1076199-80-8
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    Product Name : Cetirizine Methyl Ester (USP) ;  (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid methyl ester dihydrochloride | 83881-46-3

    Code: JCCTZ-15
    CAS: 83881-46-3
    Chemical Formula: C22H29Cl3N2O3
    Molecular Weight: 475.84
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine Methyl Ester (USP) ;  (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid methyl ester dihydrochloride | 83881-46-3 is useful as reference Impurity standard.
    Cetirizine Methyl Ester (USP) ;  (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid methyl ester dihydrochloride | 83881-46-3
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    Product Name : Cetirizine EP Impurity G ;  2-[4-[(RS)-(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethanol dihydrochloride |  728948-88-7

    Code: JCCTZ-14
    CAS: 728948-88-7
    Chemical Formula: C19H25Cl3N2O
    Molecular Weight: 403.77
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine EP Impurity G ;  2-[4-[(RS)-(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethanol dihydrochloride |  728948-88-7 is useful as reference Impurity standard.
    Cetirizine EP Impurity G ;  2-[4-[(RS)-(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethanol dihydrochloride |  728948-88-7
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    Product Name : Cetirizine EP Impurity F ;Deschloro Cetirizine Dihydrochloride (USP) ; [2-[4-(Diphenylmethyl)piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 83881-54-3

    Code: JCCTZ-13
    CAS:  83881-54-3
    Chemical Formula: C21H28Cl2N2O3
    Molecular Weight: 427.36
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine EP Impurity F ;Deschloro Cetirizine Dihydrochloride (USP) ; [2-[4-(Diphenylmethyl)piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 83881-54-3 is useful as reference Impurity standard.
    Cetirizine EP Impurity F ;Deschloro Cetirizine Dihydrochloride (USP) ; [2-[4-(Diphenylmethyl)piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 83881-54-3
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    Product Name : Cetirizine EP Impurity E ; (RS)-2-[2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy] ethoxy] acetic acid | 83881-56-5

    Code: JCCTZ-12
    CAS: 83881-56-5
    Chemical Formula: C23H31Cl3N2O4
    Molecular Weight: 505.86
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine EP Impurity E ; (RS)-2-[2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy] ethoxy] acetic acid | 83881-56-5 is useful as reference Impurity standard.
    Cetirizine EP Impurity E ;  (RS)-2-[2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy] ethoxy] acetic acid  | 83881-56-5
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    Product Name : Cetirizine EP Impurity D ; Cetirizine Dimer Impurity (USP) ; 1,4-bis[(4-Chlorophenyl)phenylmethyl]piperazine dihydrochloride |  856841-95-7

    Code: JCCTZ-11
    CAS: 856841-95-7
    Chemical Formula: C30H30Cl4N2
    Molecular Weight: 560.38
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application:  Cetirizine EP Impurity D ; Cetirizine Dimer Impurity (USP) ; 1,4-bis[(4-Chlorophenyl)phenylmethyl]piperazine dihydrochloride |  856841-95-7 is useful as reference Impurity standard.
    Cetirizine EP Impurity D ; Cetirizine Dimer Impurity (USP) ; 1,4-bis[(4-Chlorophenyl)phenylmethyl]piperazine dihydrochloride |  856841-95-7
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    Product Name : Cetirizine EP Impurity C ;Cetirizine 2-Chloro Analog ; (RS)-2-[2-[4-[(2-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy] acetic acid dihydrochloride | 83881-59-8 

    Code: JCCTZ-10
    CAS: 83881-59-8
    Chemical Formula: C21H27Cl3N2O3
    Molecular Weight: 461.81
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine EP Impurity C ;Cetirizine 2-Chloro Analog ; (RS)-2-[2-[4-[(2-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy] acetic acid dihydrochloride | 83881-59-8 is useful as reference Impurity standard.
    Cetirizine EP Impurity C ;Cetirizine 2-Chloro Analog ; (RS)-2-[2-[4-[(2-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy] acetic acid dihydrochloride | 83881-59-8 
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    Product Name : Cetirizine EP Impurity B Ethyl Ester ; (RS)-2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]acetic acid ethyl ester

    Code: JCCTZ-09
    CAS: NA
    Chemical Formula: C21H25ClN2O2
    Molecular Weight: 372.89
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine EP Impurity B Ethyl Ester ; (RS)-2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]acetic acid ethyl ester is useful as reference Impurity standard.
    Cetirizine EP Impurity B Ethyl Ester ; (RS)-2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]acetic acid ethyl ester
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    Product Name : Cetirizine EP Impurity B ; (RS)-2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]acetic acid dihydrochloride | 942132-30-1

    Code: JCCTZ-08
    CAS: 942132-30-1
    Chemical Formula: C19H23Cl3N2O2
    Molecular Weight: 417.76
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine EP Impurity B ; (RS)-2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]acetic acid dihydrochloride | 942132-30-1 is useful as reference Impurity standard.
    Cetirizine EP Impurity B ; (RS)-2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]acetic acid dihydrochloride  | 942132-30-1
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    Product Name : Cetirizine EP Impurity A ;Cetirizine CBHP Impurity (USP) ; (RS)-1-[(4-Chlorophenyl)phenylmethyl]piperazine | 303-26-4

    Code: JCCTZ-07
    CAS: 303-26-4
    Chemical Formula: C17H19ClN2
    Molecular Weight: 286.8
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine EP Impurity A ;Cetirizine CBHP Impurity (USP) ; (RS)-1-[(4-Chlorophenyl)phenylmethyl]piperazine | 303-26-4 is useful as reference Impurity standard.
    Cetirizine EP Impurity A ;Cetirizine CBHP Impurity (USP)  ; (RS)-1-[(4-Chlorophenyl)phenylmethyl]piperazine |  303-26-4
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    Product Name : Cetirizine Dihydrochloride ; (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 83881-52-1 

    Code: JCCTZ-06
    CAS: 83881-52-1
    Chemical Formula: C21H27Cl3N2O3
    Molecular Weight: 461.81
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine Dihydrochloride ; (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 83881-52-1  is useful as reference Impurity standard.
    Cetirizine Dihydrochloride ; (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride | 83881-52-1 
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    Product Name : Cetirizine Deschloro Ethanol Impurity ; 2-[4-(Diphenylmethyl)piperazin-1-yl]ethanol dihydrochloride | 108983-83-1

    Code: JCCTZ-05
    CAS: 108983-83-1
    Chemical Formula: C19H26Cl2N2O
    Molecular Weight: 369.33
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine Deschloro Ethanol Impurity ; 2-[4-(Diphenylmethyl)piperazin-1-yl]ethanol dihydrochloride | 108983-83-1 is useful as reference Impurity standard.
    Cetirizine Deschloro Ethanol Impurity ; 2-[4-(Diphenylmethyl)piperazin-1-yl]ethanol dihydrochloride | 108983-83-1
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    Product Name : Cetirizine Amide Impurity ; (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetamide dihydrochloride | 200707-85-3

    Code: JCCTZ-04
    CAS: 200707-85-3
    Chemical Formula: C21H28Cl3N3O2
    Molecular Weight: 460.82
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine Amide Impurity ; (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetamide dihydrochloride | 200707-85-3 is useful as reference Impurity standard.
    Cetirizine Amide Impurity ; (RS)-2-[2-[4-[(4-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy]acetamide  dihydrochloride | 200707-85-3
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    Product Name : Cetirizine 4-Chlorobenzophenone Impurity (USP) ; (4-Chlorophenyl)phenylmethanone | 134-85-0 

    Code: JCCTZ-03
    CAS: 134-85-0
    Chemical Formula: C13H9ClO
    Molecular Weight: 216.66
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine 4-Chlorobenzophenone Impurity (USP) ; (4-Chlorophenyl)phenylmethanone | 134-85-0 is useful as reference Impurity standard.
    Cetirizine 4-Chlorobenzophenone Impurity (USP) ; (4-Chlorophenyl)phenylmethanone | 134-85-0 
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    Product Name : Cetirizine 4-Chlorobenzhydrol Impurity (USP) ;Cetirizine 4-CBH Impurity (USP) ; Meclizine USP RC A ; 4-Chlorobenzhydrol | 119-56-2

    Code: JCCTZ-02
    CAS:  119-56-2
    Chemical Formula: C13H11ClO
    Molecular Weight: 218.68
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine 4-Chlorobenzhydrol Impurity (USP) ;Cetirizine 4-CBH Impurity (USP) ; Meclizine USP RC A ; 4-Chlorobenzhydrol | 119-56-2 is useful as reference Impurity standard.
    Cetirizine 4-Chlorobenzhydrol Impurity (USP) ;Cetirizine 4-CBH Impurity (USP) ; Meclizine USP RC A ; 4-Chlorobenzhydrol | 119-56-2
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    Product Name : Cetirizine 3-Chloro Impurity ; 3-Chloro Cetirizine Dihydrochloride (USP) ; (RS)-2-[2-[4-[(3-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy] acetic acid dihydrochloride |  1232460-29-5

    Code: JCCTZ-01
    CAS: 1232460-29-5
    Chemical Formula: C21H27Cl3N2O3
    Molecular Weight: 461.81
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Cetirizine 3-Chloro Impurity ; 3-Chloro Cetirizine Dihydrochloride (USP) ; (RS)-2-[2-[4-[(3-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy] acetic acid dihydrochloride |  1232460-29-5 is useful as reference Impurity standard.
    Cetirizine 3-Chloro Impurity ; 3-Chloro Cetirizine Dihydrochloride (USP) ; (RS)-2-[2-[4-[(3-Chlorophenyl)phenylmethyl]piperazin-1-yl]ethoxy] acetic acid dihydrochloride  |  1232460-29-5