levocetirizine and its Impurities

A non-sedative antihistamine that belongs to third generation, Levocetirizine is active enantiomer of cetirizine. It is an inverse agonist that decreases activity at histamine H1 receptors. It is more effective than cetirizine with fewer side effects. Reference standards of Levocetirizine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 54 results for levocetirizine Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 12 11000

Levocetirizine

Levocetirizine

  • Catalogue No.:PA 12 11000

  • CAS :

    130018-77-8

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11010

1-[(4-Chloro-phenyl)-phenyl-methyl]-piperazine

1-[(4-Chloro-phenyl)-phenyl-methyl]-piperazine

  • Catalogue No.:PA 12 11010

  • CAS :

    303-26-4

  • Molecular Formula : C17H19ClN2

  • Molecular Weight : 286.8

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11020

De(carboxymethoxy) Cetirizine Acetic Acid

De(carboxymethoxy) Cetirizine Acetic Acid

  • Catalogue No.:PA 12 11020

  • CAS :

    113740-61-7

  • Molecular Formula : C19H21ClN2O2

  • Molecular Weight : 344.84

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11030

Cetirizine 2-Chloro Impurity Dihydrochloride

Cetirizine 2-Chloro Impurity Dihydrochloride

  • Catalogue No.:PA 12 11030

  • CAS :

    2702511-37-1

  • Molecular Formula : C21H27Cl3N2O3

  • Molecular Weight : 461.81

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11031

Levocetirizine Dihydrochloride - Impurity F

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

  • Catalogue No.:PA 12 11031

  • CAS :

    83881-59-8

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11040

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

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

  • Catalogue No.:PA 12 11040

  • CAS :

    856841-95-7

  • Molecular Formula : C30H30Cl4N2

  • Molecular Weight : 560.38

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11041

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

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

  • Catalogue No.:PA 12 11041

  • CAS :

    346451-15-8

  • Molecular Formula : C30H28Cl2N2

  • Molecular Weight : 487.46

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11050

Hydroxyzine Acetic Acid Dihydrochloride

Hydroxyzine Acetic Acid Dihydrochloride

  • Catalogue No.:PA 12 11050

  • CAS :

    83881-56-5

  • Molecular Formula : C23H31Cl3N2O4

  • Molecular Weight : 505.86

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11051

Hydroxyzine Acetic Acid

Hydroxyzine Acetic Acid

  • Catalogue No.:PA 12 11051

  • CAS :

    682323-77-9

  • Molecular Formula : C23H29ClN2O4

  • Molecular Weight : 432.94

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11060

Deschloro Cetirizine Dihydrochloride

Deschloro Cetirizine Dihydrochloride

  • Catalogue No.:PA 12 11060

  • CAS :

    83881-54-3

  • Molecular Formula : C21H28Cl2N2O3

  • Molecular Weight : 427.36

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11061

Deschloro Cetirizine

Deschloro Cetirizine

  • Catalogue No.:PA 12 11061

  • CAS :

    83881-53-2

  • Molecular Formula : C21H26N2O3

  • Molecular Weight : 354.44

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11070

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

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

  • Catalogue No.:PA 12 11070

  • CAS :

    164726-80-1

  • Molecular Formula : C19H25Cl3N2O

  • Molecular Weight : 403.77

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11071

Levocetirizine Dihydrochloride - Impurity H (Hydrochloride Salt)

2-[4-[(RS)-(4-Chlorophenyl)(phenyl)methyl]piperazin-1-yl]ethan-1-ol Hydrochloride

  • Catalogue No.:PA 12 11071

  • CAS :

    1177093-13-8

  • Molecular Formula : C19H24Cl2N2O

  • Molecular Weight : 367.31

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11510

Levocetirizine Dihydrochloride

Levocetirizine Dihydrochloride

  • Catalogue No.:PA 12 11510

  • CAS :

    130018-87-0

  • Molecular Formula : C21H27Cl3N2O3

  • Molecular Weight : 461.81

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11520

Levocetirizine N-Oxide

Levocetirizine N-Oxide

  • Catalogue No.:PA 12 11520

  • CAS :

    442863-80-1

  • Molecular Formula : C21H25ClN2O4

  • Molecular Weight : 404.89

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11530

p-Chlorobenzophenone

p-Chlorobenzophenone

  • Catalogue No.:PA 12 11530

  • CAS :

    134-85-0

  • Molecular Formula : C13H9ClO

  • Molecular Weight : 216.66

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11540

p-Chlorobenzhydrol

p-Chlorobenzhydrol

  • Catalogue No.:PA 12 11540

  • CAS :

    119-56-2

  • Molecular Formula : C13H11ClO

  • Molecular Weight : 218.68

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11560

Cetirizine Polyethylene Glycol (PEG) Ester

Cetirizine Polyethylene Glycol (PEG) Ester

  • Catalogue No.:PA 12 11560

  • CAS :

    1509941-93-8

  • Molecular Formula : C21H25ClN2O3[C2H4O]n

  • Molecular Weight : 432.94

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11570

Levocetirizine Dihydrochloride - Impurity A (Dihydrochloride Salt)

(S)-Cetirizine Dihydrochloride

  • Catalogue No.:PA 12 11570

  • CAS :

    163837-48-7

  • Molecular Formula : C21H27Cl3N2O3

  • Molecular Weight : 461.81

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11580

(R)-(4-Chlorophenyl)(phenyl)methanamine

(R)-(4-Chlorophenyl)(phenyl)methanamine

  • Catalogue No.:PA 12 11580

  • CAS :

    163837-57-8

  • Molecular Formula : C13H12ClN

  • Molecular Weight : 217.69

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11590

Levocetirizine N-benzyl Amide

Levocetirizine N-benzyl Amide

  • Catalogue No.:PA 12 11590

  • CAS :

    1150310-68-1

  • Molecular Formula : C28H32ClN3O2

  • Molecular Weight : 478.03

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11600

Levocetirizine Dihydrochloride - Impurity J

2-[2-[4-[(R)-(4-Chlorophenyl)(phenyl)methyl]piperazin-1-yl]ethoxy]acetamide

  • Catalogue No.:PA 12 11600

  • CAS :

    909779-33-5

  • Molecular Formula : C21H26ClN3O2

  • Molecular Weight : 387.91

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11610

4-Chlorobenzhydrylamine Hydrochloride

4-Chlorobenzhydrylamine Hydrochloride

  • Catalogue No.:PA 12 11610

  • CAS :

    5267-39-0

  • Molecular Formula : C13H13Cl2N

  • Molecular Weight : 254.16

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11620

Levocetirizine Dihydrochloride - Impurity C

1-(Benzenesulfonyl)-4-[(Ξ)-(4-chlorophenyl)(phenyl)methyl]piperazine

  • Catalogue No.:PA 12 11620

  • CAS :

    1391052-52-0

  • Molecular Formula : C23H23ClN2O2S

  • Molecular Weight : 426.96

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11630

20-Hydroxy-3,6,9,12,15,18-hexaoxaicosyl (R)-2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)ethaneperoxoate compound with Ethene (1:1)

20-Hydroxy-3,6,9,12,15,18-hexaoxaicosyl (R)-2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)ethaneperoxoate compound with Ethene (1:1)

  • Catalogue No.:PA 12 11630

  • CAS :

    NA

  • Molecular Formula : C37H57ClN2O11

  • Molecular Weight : 741.32

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Drug Reference Standards & Impurity Synthesis in India
PA 12 11640

1-Chloro-4-(chlorophenylmethyl)benzene

1-Chloro-4-(chlorophenylmethyl)benzene

  • Catalogue No.:PA 12 11640

  • CAS :

    134-83-8

  • Molecular Formula : C13H10Cl2

  • Molecular Weight : 237.12

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Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 72 14

Levocetirizine Hydrochloride (IPRS/72/14)-from IPC

Levocetirizine Hydrochloride (IPRS/72/14)-from IPC

  • Catalogue No.:PA IPIPRS 72 14

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1359958

Levocetirizine Amide (1359958)

Levocetirizine Amide (1359958)

  • Catalogue No.:PA USP1359958

  • CAS :

    909779-33-5

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1359969

Levocetirizine Dihydrochloride (1359969)

Levocetirizine Dihydrochloride (1359969)

  • Catalogue No.:PA USP1359969

  • CAS :

    130018-87-0

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111000

Cetirizine 3-Chloro

Cetirizine 3-Chloro

  • Catalogue No.:PA 12 0111000

  • CAS :

    1232460-31-9

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111001

(R)-De(carboxymethoxy) Cetirizine Acetic Acid

(R)-De(carboxymethoxy) Cetirizine Acetic Acid

  • Catalogue No.:PA 12 0111001

  • CAS :

    942193-17-1

  • Molecular Formula : C19H21ClN2O2

  • Molecular Weight : 344.84

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111002

N,N’-Dibenzylglycinamide

N,N’-Dibenzylglycinamide

  • Catalogue No.:PA 12 0111002

  • CAS :

    1089-31-2

  • Molecular Formula : C16H18N2O

  • Molecular Weight : 254.33

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111003

(R)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)acetic acid hydrochloride

(R)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)acetic acid hydrochloride

  • Catalogue No.:PA 12 0111003

  • CAS :

    942132-30-1

  • Molecular Formula : C19H22Cl2N2O2

  • Molecular Weight : 381.3

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111004

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

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

  • Catalogue No.:PA 12 0111004

  • CAS :

    1172851-76-1

  • Molecular Formula : C21H23ClN2O4

  • Molecular Weight : 402.88

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111005

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

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

  • Catalogue No.:PA 12 0111005

  • CAS :

    942193-18-2

  • Molecular Formula : C19H21ClN2O2

  • Molecular Weight : 344.84

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0110010

Levocetirizine Dihydrochloride - Impurity A

(S)-Cetirizine

  • Catalogue No.:PA 12 0110010

  • CAS :

    130018-76-7

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0110040

Levocetirizine Dihydrochloride - Impurity D

De(carboxymethoxy) Cetirizine Acetic Acid

  • Catalogue No.:PA 12 0110040

  • CAS :

    113740-61-7

  • Molecular Formula : C19H21ClN2O2

  • Molecular Weight : 344.84

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0110050

Levocetirizine Dihydrochloride - Impurity E

Cetirizine N-(2-Ethoxyacetate)

  • Catalogue No.:PA 12 0110050

  • CAS :

    NA

  • Molecular Formula : C25H31ClN2O6

  • Molecular Weight : 490.98

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0110060

Levocetirizine Dihydrochloride - Impurity F (Hydrochloride Salt)

[2-[4-[(Ξ)-(2-Chlorophenyl)(phenyl)methyl]piperazin-1-yl]ethoxy]acetic Acid Hydrochloride

  • Catalogue No.:PA 12 0110060

  • CAS :

    2748607-26-1

  • Molecular Formula : C21H26Cl2N2O3

  • Molecular Weight : 425.35

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0110080

Levocetirizine Dihydrochloride - Impurity H

2-[4-[(RS)-(4-Chlorophenyl)(phenyl)methyl]piperazin-1-yl]ethan-1-ol

  • Catalogue No.:PA 12 0110080

  • CAS :

    109806-71-5

  • Molecular Formula : C19H23ClN2O

  • Molecular Weight : 330.86

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0110090

Levocetirizine Dihydrochloride - Impurity I

1-[(R)-(4-Chlorophenyl)(phenyl)methyl]piperazine

  • Catalogue No.:PA 12 0110090

  • CAS :

    300543-56-0

  • Molecular Formula : C17H19ClN2

  • Molecular Weight : 286.8

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111009

1-((4-Chlorophenyl)(phenyl)methyl)-4-(2-hydroxyethyl)piperazin-2-one

1-((4-Chlorophenyl)(phenyl)methyl)-4-(2-hydroxyethyl)piperazin-2-one

  • Catalogue No.:PA 12 0111009

  • CAS :

    NA

  • Molecular Formula : C19H21ClN2O2

  • Molecular Weight : 344.84

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PA 12 0111008

1-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)-2-hydroxyethan-1-one

1-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)-2-hydroxyethan-1-one

  • Catalogue No.:PA 12 0111008

  • CAS :

    2433583-58-3

  • Molecular Formula : C19H21ClN2O2

  • Molecular Weight : 344.84

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111007

4-((4-Chlorophenyl)(phenyl)methyl)-1-(2-hydroxyethyl)piperazin-2-one

4-((4-Chlorophenyl)(phenyl)methyl)-1-(2-hydroxyethyl)piperazin-2-one

  • Catalogue No.:PA 12 0111007

  • CAS :

    NA

  • Molecular Formula : C19H21ClN2O2

  • Molecular Weight : 344.84

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111010

Levocetirizine Ethyl Ester

Levocetirizine Ethyl Ester

  • Catalogue No.:PA 12 0111010

  • CAS :

    1116338-10-3

  • Molecular Formula : C23H29ClN2O3

  • Molecular Weight : 416.95

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111011

(R)-(4-Chlorophenyl)(phenyl)methanamine (2R,3R)-2,3-dihydroxysuccinate

(R)-(4-Chlorophenyl)(phenyl)methanamine (2R,3R)-2,3-dihydroxysuccinate

  • Catalogue No.:PA 12 0111011

  • CAS :

    1159295-40-5

  • Molecular Formula : C17H18ClNO6

  • Molecular Weight : 367.78

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111012

(R)-1-((4-Chlorophenyl)(phenyl)methyl)-4-tosylpiperazine

(R)-1-((4-Chlorophenyl)(phenyl)methyl)-4-tosylpiperazine

  • Catalogue No.:PA 12 0111012

  • CAS :

    942283-97-8

  • Molecular Formula : C24H25ClN2O2S

  • Molecular Weight : 440.99

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Drug Reference Standards & Impurity Synthesis in India
PA IMPC043

Levocetirizine Amide (IMPC043)

Levocetirizine Amide (IMPC043)

  • Catalogue No.:PA IMPC043

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111013

(R)-N-(2-chloroethyl)-N-(2-(((4-chlorophenyl)(phenyl)methyl)amino)ethyl)-4-methylbenzenesulfonamide

(R)-N-(2-chloroethyl)-N-(2-(((4-chlorophenyl)(phenyl)methyl)amino)ethyl)-4-methylbenzenesulfonamide

  • Catalogue No.:PA 12 0111013

  • CAS :

    NA

  • Molecular Formula : C24H26Cl2N2O2S

  • Molecular Weight : 477.44

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Drug Reference Standards & Impurity Synthesis in India
PA EP Y0002401

Levocetirizine Dihydrochloride (Y0002401)

Levocetirizine Dihydrochloride (Y0002401)

  • Catalogue No.:PA EP Y0002401

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111014

Levocetirizine PEG 400 Ester

Levocetirizine PEG 400 Ester

  • Catalogue No.:PA 12 0111014

  • CAS :

    NA

  • Molecular Formula : C27H37ClN2O6

  • Molecular Weight : 521.05

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111015

2-(2-(4-((2'-Chloro-[1,1'-biphenyl]-2-yl)methyl)piperazin-1-yl)ethoxy)acetic acid

2-(2-(4-((2'-Chloro-[1,1'-biphenyl]-2-yl)methyl)piperazin-1-yl)ethoxy)acetic acid

  • Catalogue No.:PA 12 0111015

  • CAS :

    NA

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111016

Levocetirizine Lactose Ester (mixture of diastereomer)

Levocetirizine Lactose Ester (mixture of diastereomer)

  • Catalogue No.:PA 12 0111016

  • CAS :

    NA

  • Molecular Formula : C33H45ClN2O13

  • Molecular Weight : 713.17

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0111017

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

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

  • Catalogue No.:PA 12 0111017

  • CAS :

    324047-29-2

  • Molecular Formula : C23H29ClN2O4

  • Molecular Weight : 432.95

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