clozapine and its Impurities

Clozapine is an atypical antipsychotic drug primarily used in people who are unresponsive to or intolerant to other antipsychotics.. Reference standards of Clozapine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 38 results for clozapine Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 03 72000

Clozapine

Clozapine

  • Catalogue No.:PA 03 72000

  • CAS :

    5786-21-0

  • Molecular Formula : C18H19ClN4

  • Molecular Weight : 326.83

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72010

Clozapine - Impurity A

8-Chloro-5,10-dihydro-11H-dibenzo[b,e][1,4]diazepin-11-one

  • Catalogue No.:PA 03 72010

  • CAS :

    50892-62-1

  • Molecular Formula : C13H9ClN2O

  • Molecular Weight : 244.68

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72020

Clozapine - Impurity B

11,11′-(Piperazine-1,4-diyl)bis(8-chloro-5H-dibenzo[b,e][1,4]diazepine)

  • Catalogue No.:PA 03 72020

  • CAS :

    263366-81-0

  • Molecular Formula : C30H24Cl2N6

  • Molecular Weight : 539.46

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72030

Clozapine - Impurity C

8-Chloro-11-(piperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine

  • Catalogue No.:PA 03 72030

  • CAS :

    6104-71-8

  • Molecular Formula : C17H17ClN4

  • Molecular Weight : 312.8

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72040

Clozapine - Impurity D

1-[2-[(2-Amino-4-chlorophenyl)amino]benzoyl]-4-methylpiperazine

  • Catalogue No.:PA 03 72040

  • CAS :

    65514-71-8

  • Molecular Formula : C18H21ClN4O

  • Molecular Weight : 344.84

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72510

2-((4-Methylpiperazin-1-yl)methyl)benzonitrile

2-((4-Methylpiperazin-1-yl)methyl)benzonitrile

  • Catalogue No.:PA 03 72510

  • CAS :

    864069-00-1

  • Molecular Formula : C13H17N3

  • Molecular Weight : 215.29

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72520

3-((4-Methylpiperazin-1-yl)methyl)benzonitrile

3-((4-Methylpiperazin-1-yl)methyl)benzonitrile

  • Catalogue No.:PA 03 72520

  • CAS :

    859850-90-1

  • Molecular Formula : C13H17N3

  • Molecular Weight : 215.29

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72530

2,8-Dichloro-6,12-diphenylbenzo[c][1,5]benzodiazocine

2,8-Dichloro-6,12-diphenylbenzo[c][1,5]benzodiazocine

  • Catalogue No.:PA 03 72530

  • CAS :

    3646-61-5

  • Molecular Formula : C26H16Cl2N2

  • Molecular Weight : 427.32

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Drug Reference Standards & Impurity Synthesis in India
PA STI 019920

4-(8-Chloro-5H-dibenzo[b,e][1,4]diazepin-11-yl)-1-piperazinecarboxylic Acid-d8 1,1-Dimethylethyl Ester

4-(8-Chloro-5H-dibenzo[b,e][1,4]diazepin-11-yl)-1-piperazinecarboxylic Acid-d8 1,1-Dimethylethyl Ester

  • Catalogue No.:PA STI 019920

  • CAS :

    2733718-84-6

  • Molecular Formula : C22H17D8ClN4O2

  • Molecular Weight : 420.96

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Drug Reference Standards & Impurity Synthesis in India
PA STI 022360

Clozapine-d8

Clozapine-d8

  • Catalogue No.:PA STI 022360

  • CAS :

    1185053-50-2

  • Molecular Formula : C18H11D8ClN4

  • Molecular Weight : 334.87

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Drug Reference Standards & Impurity Synthesis in India
PA STI 022370

Clozapine-d3

Clozapine-d3

  • Catalogue No.:PA STI 022370

  • CAS :

    1215691-72-7

  • Molecular Formula : C18H16D3ClN4

  • Molecular Weight : 329.84

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Drug Reference Standards & Impurity Synthesis in India
PA STI 022371

Clozapine-d4

Clozapine-d4

  • Catalogue No.:PA STI 022371

  • CAS :

    204395-52-8

  • Molecular Formula : C18H15D4ClN4

  • Molecular Weight : 330.85

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Drug Reference Standards & Impurity Synthesis in India
PA STI 028320

N-Desmethyl Clozapine-d8

N-Desmethyl Clozapine-d8

  • Catalogue No.:PA STI 028320

  • CAS :

    1189888-77-4

  • Molecular Formula : C17H9D8ClN4

  • Molecular Weight : 320.85

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Drug Reference Standards & Impurity Synthesis in India
PA USP1142108

Clozapine Resolution Mixture (1142108)

Clozapine Resolution Mixture (1142108)

  • Catalogue No.:PA USP1142108

  • CAS :

    5786-21-0

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA BP905RB

clozapine (905RB)

clozapine (905RB)

  • Catalogue No.:PA BP905RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1142107

Clozapine (1142107)

Clozapine (1142107)

  • Catalogue No.:PA USP1142107

  • CAS :

    5786-21-0

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPC2460000

Clozapine (C2460000)

Clozapine (C2460000)

  • Catalogue No.:PA EPC2460000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPY0000758

Clozapine for peak identification (Y0000758)

Clozapine for peak identification (Y0000758)

  • Catalogue No.:PA EPY0000758

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PAI 03 008020

8,11-Dichloro-5H-dibenzo[b,e][1,4]diazepine

8,11-Dichloro-5H-dibenzo[b,e][1,4]diazepine

  • Catalogue No.:PAI 03 008020

  • CAS :

    50373-22-3

  • Molecular Formula : C17H22N4O3S

  • Molecular Weight : 362.45

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72540

2-[(4-Chloro-2-nitrophenyl)amino]benzoic Acid

2-[(4-Chloro-2-nitrophenyl)amino]benzoic Acid

  • Catalogue No.:PA 03 72540

  • CAS :

    60091-87-4

  • Molecular Formula : C13H9ClN2O4

  • Molecular Weight : 292.68

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72550

Clozapine N-Oxide

Clozapine N-Oxide

  • Catalogue No.:PA 03 72550

  • CAS :

    34233-69-7

  • Molecular Formula : C18H19ClN4O

  • Molecular Weight : 342.83

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Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 111 13

Clozapine (IPRS/111/13)-from IPC

Clozapine (IPRS/111/13)-from IPC

  • Catalogue No.:PA IPIPRS 111 13

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72560

11-(4-Methylpiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine

11-(4-Methylpiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine

  • Catalogue No.:PA 03 72560

  • CAS :

    1977-07-7

  • Molecular Formula : C18H20N4

  • Molecular Weight : 292.39

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Drug Reference Standards & Impurity Synthesis in India
PA 03 72570

2-((2-Amino-4-chlorophenyl)amino)benzoic Acid

2-((2-Amino-4-chlorophenyl)amino)benzoic Acid

  • Catalogue No.:PA 03 72570

  • CAS :

    67990-66-3

  • Molecular Formula : C13H11ClN2O2

  • Molecular Weight : 262.69

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721000

Clozapine Resolution Mixture

Clozapine Resolution Mixture

  • Catalogue No.:PA 03 0721000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721001

2-((4-Chloro-2-nitrophenyl)amino)benzoyl chloride

2-((4-Chloro-2-nitrophenyl)amino)benzoyl chloride

  • Catalogue No.:PA 03 0721001

  • CAS :

    69414-55-7

  • Molecular Formula : C13H8Cl2N2O3

  • Molecular Weight : 311.12

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721002

N-Acetyl clozapine

N-Acetyl clozapine

  • Catalogue No.:PA 03 0721002

  • CAS :

    1025951-76-1

  • Molecular Formula : C20H21ClN4O

  • Molecular Weight : 368.87

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721003

8-Chloro-11-(4-nitrosopiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine

8-Chloro-11-(4-nitrosopiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine

  • Catalogue No.:PA 03 0721003

  • CAS :

    NA

  • Molecular Formula : C17H16ClN5O

  • Molecular Weight : 341.8

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721004

N-Nitroso Clozapine

N-Nitroso Clozapine

  • Catalogue No.:PA 03 0721004

  • CAS :

    156632-03-0

  • Molecular Formula : C18H18ClN5O

  • Molecular Weight : 355.83

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721005

8-Chloro-11-(4-nitrosopiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine 2,2,2-Trifluoroacetate

8-Chloro-11-(4-nitrosopiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine 2,2,2-Trifluoroacetate

  • Catalogue No.:PA 03 0721005

  • CAS :

    NA

  • Molecular Formula : C19H17ClF3N5O3

  • Molecular Weight : 455.82

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721006

(3aR,11aS)-5-(6-(4-Acryloylpiperazin-1-yl)pyridin-2-yl)-6-fluoro-10-methyl-1-(6-methyl-4-(trifluoromethyl)pyridin-2-yl)-1,3a,4,5,10,11a-hexahydro-2H-benzo[b]pyrrolo[2,3-f][1,4]diazocine-2,11(3H)-dione

(3aR,11aS)-5-(6-(4-Acryloylpiperazin-1-yl)pyridin-2-yl)-6-fluoro-10-methyl-1-(6-methyl-4-(trifluoromethyl)pyridin-2-yl)-1,3a,4,5,10,11a-hexahydro-2H-benzo[b]pyrrolo[2,3-f][1,4]diazocine-2,11(3H)-dione

  • Catalogue No.:PA 03 0721006

  • CAS :

    2924015-21-2

  • Molecular Formula : C32H31F4N7O3

  • Molecular Weight : 637.64

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721007

(3aR,11aS)-5-((2-(4-Acryloylpiperazin-1-yl)oxazol-4-yl)methyl)-6-fluoro-10-methyl-1-(6-methyl-4-(trifluoromethyl)pyridin-2-yl)-1,3a,4,5,10,11a-hexahydro-2H-benzo[b]pyrrolo[2,3-f][1,4]diazocine-2,11(3H)-dione

(3aR,11aS)-5-((2-(4-Acryloylpiperazin-1-yl)oxazol-4-yl)methyl)-6-fluoro-10-methyl-1-(6-methyl-4-(trifluoromethyl)pyridin-2-yl)-1,3a,4,5,10,11a-hexahydro-2H-benzo[b]pyrrolo[2,3-f][1,4]diazocine-2,11(3H)-dione

  • Catalogue No.:PA 03 0721007

  • CAS :

    2924016-00-0

  • Molecular Formula : C31H31F4N7O4

  • Molecular Weight : 641.63

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721008

8-Chloro-5-nitroso-5,10-dihydro-11H-dibenzo[b,e][1,4]diazepin-11-one

8-Chloro-5-nitroso-5,10-dihydro-11H-dibenzo[b,e][1,4]diazepin-11-one

  • Catalogue No.:PA 03 0721008

  • CAS :

    90353-66-5

  • Molecular Formula : C13H8ClN3O2

  • Molecular Weight : 273.68

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721009

8-Chloro-11-(4-(8-chloro-5H-dibenzo[b,e][1,4]diazepin-11-yl)piperazin-1-yl)-5-nitroso-5H-dibenzo[b,e][1,4]diazepine

8-Chloro-11-(4-(8-chloro-5H-dibenzo[b,e][1,4]diazepin-11-yl)piperazin-1-yl)-5-nitroso-5H-dibenzo[b,e][1,4]diazepine

  • Catalogue No.:PA 03 0721009

  • CAS :

    NA

  • Molecular Formula : C30H23Cl2N7O

  • Molecular Weight : 568.46

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721010

N-(2-Amino-4-chlorophenyl)-N-(2-(4-methylpiperazine-1-carbonyl)phenyl)nitrous amide

N-(2-Amino-4-chlorophenyl)-N-(2-(4-methylpiperazine-1-carbonyl)phenyl)nitrous amide

  • Catalogue No.:PA 03 0721010

  • CAS :

    NA

  • Molecular Formula : C18H20ClN5O2

  • Molecular Weight : 373.84

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721011

1,4-bis(8-Chloro-5-nitroso-5H-dibenzo[b,e][1,4]diazepin-11-yl)piperazine

1,4-bis(8-Chloro-5-nitroso-5H-dibenzo[b,e][1,4]diazepin-11-yl)piperazine

  • Catalogue No.:PA 03 0721011

  • CAS :

    NA

  • Molecular Formula : C30H22Cl2N8O2

  • Molecular Weight : 597.46

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0721012

8-Chloro-5-nitroso-11-(4-nitrosopiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine

8-Chloro-5-nitroso-11-(4-nitrosopiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine

  • Catalogue No.:PA 03 0721012

  • CAS :

    NA

  • Molecular Formula : C17H15ClN6O2

  • Molecular Weight : 370.8

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Drug Reference Standards & Impurity Synthesis in India
PA IPRSC005

Clozapine (IPRSC005)

Clozapine (IPRSC005)

  • Catalogue No.:PA IPRSC005

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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