alcaftadine and its Impurities

Alcaftadine is a H1 histamine receptor antagonist used for the prevention of itching associated with allergic conjunctivitis. Reference standards of Alcaftadine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 28 results for alcaftadine Impurities
PA 01 35000

Alcaftadine

Alcaftadine

  • Catalogue No.:PA 01 35000

  • CAS :

    147084-10-4

  • Molecular Formula : C19H21N3O

  • Molecular Weight : 307.39

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PA 01 35510

(11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepin-3-yl)methanol

(11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepin-3-yl)methanol

  • Catalogue No.:PA 01 35510

  • CAS :

    147083-89-4

  • Molecular Formula : C19H23N3O

  • Molecular Weight : 309.41

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PA 01 35520

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine

  • Catalogue No.:PA 01 35520

  • CAS :

    147083-36-1

  • Molecular Formula : C18H21N3

  • Molecular Weight : 279.38

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PA 01 35530

(11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-2,3-diyl)dimethanol

(11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-2,3-diyl)dimethanol

  • Catalogue No.:PA 01 35530

  • CAS :

    147083-92-9

  • Molecular Formula : C20H25N3O2

  • Molecular Weight : 339.43

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PA 01 35540

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-2,3-dicarbaldehyde

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-2,3-dicarbaldehyde

  • Catalogue No.:PA 01 35540

  • CAS :

    2786767-05-1

  • Molecular Formula : C20H21N3O2

  • Molecular Weight : 335.41

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PA 01 35550

Alcaftadine-N-oxide

Alcaftadine-N-oxide

  • Catalogue No.:PA 01 35550

  • CAS :

    952649-75-1

  • Molecular Formula : C19H21N3O2

  • Molecular Weight : 323.39

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PA 01 35560

(11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepin-2-yl)methanol

(11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepin-2-yl)methanol

  • Catalogue No.:PA 01 35560

  • CAS :

    1507349-79-2

  • Molecular Formula : C19H23N3O

  • Molecular Weight : 309.41

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PA 01 35570

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-2-carbaldehyde

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-2-carbaldehyde

  • Catalogue No.:PA 01 35570

  • CAS :

    NA

  • Molecular Formula : C19H21N3O

  • Molecular Weight : 307.39

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PA 01 35580

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-2-carboxylic Acid

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-2-carboxylic Acid

  • Catalogue No.:PA 01 35580

  • CAS :

    174257-86-4

  • Molecular Formula : C19H21N3O2

  • Molecular Weight : 323.39

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PA 01 35590

(E)-11-(3-Hydroxy-1-methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

(E)-11-(3-Hydroxy-1-methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

  • Catalogue No.:PA 01 35590

  • CAS :

    NA

  • Molecular Formula : C19H21N3O2

  • Molecular Weight : 323.39

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PA 01 35600

(Z)-11-(3-Hydroxy-1-methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

(Z)-11-(3-Hydroxy-1-methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

  • Catalogue No.:PA 01 35600

  • CAS :

    NA

  • Molecular Formula : C19H21N3O2

  • Molecular Weight : 323.39

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PA 01 35610

(E)-11-(1-Methyl-2,3-dihydropyridin-4(1H)-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

(E)-11-(1-Methyl-2,3-dihydropyridin-4(1H)-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

  • Catalogue No.:PA 01 35610

  • CAS :

    NA

  • Molecular Formula : C19H19N3O

  • Molecular Weight : 305.37

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PA 01 35620

(Z)-11-(1-Methyl-2,3-dihydropyridin-4(1H)-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

(Z)-11-(1-Methyl-2,3-dihydropyridin-4(1H)-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

  • Catalogue No.:PA 01 35620

  • CAS :

    NA

  • Molecular Formula : C19H19N3O

  • Molecular Weight : 305.37

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PA STI 004520

Alcaftadine-d3

Alcaftadine-d3

  • Catalogue No.:PA STI 004520

  • CAS :

    1794775-80-6

  • Molecular Formula : C19H18D3N3O

  • Molecular Weight : 310.41

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PA STI 004530

Alcaftadine 3-Carboxylic Acid-d3

Alcaftadine 3-Carboxylic Acid-d3

  • Catalogue No.:PA STI 004530

  • CAS :

    1795019-71-4

  • Molecular Formula : C19H18D3N3O2

  • Molecular Weight : 326.41

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PA 01 0351000

11-(Piperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

11-(Piperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carbaldehyde

  • Catalogue No.:PA 01 0351000

  • CAS :

    2489184-17-8

  • Molecular Formula : C18H19N3O

  • Molecular Weight : 293.37

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PA 01 0351001

11-(Piperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carboxylic Acid

11-(Piperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-3-carboxylic Acid

  • Catalogue No.:PA 01 0351001

  • CAS :

    NA

  • Molecular Formula : C18H19N3O2

  • Molecular Weight : 309.37

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PA 01 35630

(1-Methyl-4-piperidinyl)[1-(2-phenylethyl)-1H-imidazol-2-yl]methanone

(1-Methyl-4-piperidinyl)[1-(2-phenylethyl)-1H-imidazol-2-yl]methanone

  • Catalogue No.:PA 01 35630

  • CAS :

    147082-78-8

  • Molecular Formula : C18H23N3O

  • Molecular Weight : 297.39

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PA 01 35640

Alcaftadine 3-Carboxylic Acid

Alcaftadine 3-Carboxylic Acid

  • Catalogue No.:PA 01 35640

  • CAS :

    147083-93-0

  • Molecular Formula : C19H21N3O2

  • Molecular Weight : 323.39

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PA 01 0351002

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine Maleate

11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine Maleate

  • Catalogue No.:PA 01 0351002

  • CAS :

    1935692-46-8

  • Molecular Formula : C22H25N3O4

  • Molecular Weight : 395.46

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PA 01 0351003

 Methanone, [1-(2-phenylethyl)-1H-imidazol-2-yl]-4-piperidinyl-, hydrobromide (1:2)

Methanone, [1-(2-phenylethyl)-1H-imidazol-2-yl]-4-piperidinyl-, hydrobromide (1:2)

  • Catalogue No.:PA 01 0351003

  • CAS :

    147064-11-7

  • Molecular Formula : C17H23Br2N3O

  • Molecular Weight : 445.2

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PA 01 0351004

6,11-Dihydro-11-(4-piperidinylidene)-5H-imidazo[2,1-b][3]benzazepine-3-methanol

6,11-Dihydro-11-(4-piperidinylidene)-5H-imidazo[2,1-b][3]benzazepine-3-methanol

  • Catalogue No.:PA 01 0351004

  • CAS :

    147582-55-6

  • Molecular Formula : C18H21N3O

  • Molecular Weight : 295.39

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PA 01 0351005

(1-Methylpiperidin-4-yl)(1-phenethyl-1H-imidazol-2-yl)methanone Hydrochloride

(1-Methylpiperidin-4-yl)(1-phenethyl-1H-imidazol-2-yl)methanone Hydrochloride

  • Catalogue No.:PA 01 0351005

  • CAS :

    1629676-26-1

  • Molecular Formula : C18H24ClN3O

  • Molecular Weight : 333.86

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PAI 01 035001

1-Methylpiperidine-4-carboxylic Acid

1-Methylpiperidine-4-carboxylic Acid

  • Catalogue No.:PAI 01 035001

  • CAS :

    68947-43-3

  • Molecular Formula : C7H13NO2

  • Molecular Weight : 143.19

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PAI 01 035002

Ethyl N-methylisonipecotate

Ethyl N-methylisonipecotate

  • Catalogue No.:PAI 01 035002

  • CAS :

    24252-37-7

  • Molecular Formula : C9H17NO2

  • Molecular Weight : 171.24

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PAI 01 035003

11-(Piperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine

11-(Piperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine

  • Catalogue No.:PAI 01 035003

  • CAS :

    142654-73-7

  • Molecular Formula : C17H19N3

  • Molecular Weight : 265.36

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PA 01 0351006

Ethyl 4-(1-phenethyl-1H-imidazole-2-carbonyl)piperidine-1-carboxylate

Ethyl 4-(1-phenethyl-1H-imidazole-2-carbonyl)piperidine-1-carboxylate

  • Catalogue No.:PA 01 0351006

  • CAS :

    147082-77-7

  • Molecular Formula : C20H25N3O3

  • Molecular Weight : 355.44

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PA 01 0351007

N-Desmethyl N-Nitroso Alcaftadine

N-Desmethyl N-Nitroso Alcaftadine

  • Catalogue No.:PA 01 0351007

  • CAS :

    NA

  • Molecular Formula : C18H18N4O2

  • Molecular Weight : 322.37

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CPHI INDIA- 28, 30 November