temozolomide and its Impurities

An imidazotetrazine derivative of the alkylating agent dacarbazine, Temozolomide is an an oral chemotherapy drug. Reference standards of Temozolomide API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 29 results for temozolomide Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 20 68000

Temozolomide

Temozolomide

  • Catalogue No.:PA 20 68000

  • CAS :

    85622-93-1

  • Molecular Formula : C6H6N6O2

  • Molecular Weight : 194.15

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68010

Temozolomide - Impurity A

4-Amino-1H-imidazole-5-carboxamide

  • Catalogue No.:PA 20 68010

  • CAS :

    360-97-4

  • Molecular Formula : C4H6N4O

  • Molecular Weight : 126.12

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68020

Temozolomide - Impurity B

Temozolomide Acid

  • Catalogue No.:PA 20 68020

  • CAS :

    113942-30-6

  • Molecular Formula : C6H5N5O3

  • Molecular Weight : 195.14

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68030

4-Amino-1H-imidazole-5-carbonitrile

4-Amino-1H-imidazole-5-carbonitrile

  • Catalogue No.:PA 20 68030

  • CAS :

    5098-11-3

  • Molecular Formula : C4H4N4

  • Molecular Weight : 108.1

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68040

Temozolomide - Impurity D

4-Diazo-4H-imidazole-5-carboxamide

  • Catalogue No.:PA 20 68040

  • CAS :

    7008-85-7

  • Molecular Formula : C4H3N5O

  • Molecular Weight : 137.10

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68510

Monomethyl Triaizeno Imidazole Carboxamide

Monomethyl Triaizeno Imidazole Carboxamide

  • Catalogue No.:PA 20 68510

  • CAS :

    3413-72-7

  • Molecular Formula : C5H8N6O

  • Molecular Weight : 168.16

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68520

Temozolomide - Impurity E

2-Azahypoxanthine

  • Catalogue No.:PA 20 68520

  • CAS :

    4656-86-4

  • Molecular Formula : C4H3N5O

  • Molecular Weight : 137.10

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68530

Cyanotemozolomide

Cyanotemozolomide

  • Catalogue No.:PA 20 68530

  • CAS :

    287964-59-4

  • Molecular Formula : C6H4N6O

  • Molecular Weight : 176.14

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68540

5-Amino-1-(N-methylcarbamoyl)imidazole-4-carboxamide

5-Amino-1-(N-methylcarbamoyl)imidazole-4-carboxamide

  • Catalogue No.:PA 20 68540

  • CAS :

    188612-53-5

  • Molecular Formula : C6H9N5O2

  • Molecular Weight : 183.17

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68550

4-Nitrophenol

4-Nitrophenol

  • Catalogue No.:PA 20 68550

  • CAS :

    100-02-7

  • Molecular Formula : C6H5NO3

  • Molecular Weight : 139.11

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68560

(1H-Imidazole-4-carboxamide,5-amino-2-[2-[4-(aminocarbonyl)-1H-imidazol-5-yl]diazenyl]-)

(1H-Imidazole-4-carboxamide,5-amino-2-[2-[4-(aminocarbonyl)-1H-imidazol-5-yl]diazenyl]-)

  • Catalogue No.:PA 20 68560

  • CAS :

    87614-68-4

  • Molecular Formula : C8H9N9O2

  • Molecular Weight : 263.22

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68570

Temozolomide - Impurity C

Temozolomide Cyano Impurity

  • Catalogue No.:PA 20 68570

  • CAS :

    114601-31-9

  • Molecular Formula : C6H4N6O

  • Molecular Weight : 176.14

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68580

5-Amino-1H-imidazole-4-carboxamide Hydrate

5-Amino-1H-imidazole-4-carboxamide Hydrate

  • Catalogue No.:PA 20 68580

  • CAS :

    64236-33-5

  • Molecular Formula : C4H8N4O2

  • Molecular Weight : 144.13

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68590

N,N-Diphenylcarbamyl Chloride

N,N-Diphenylcarbamyl Chloride

  • Catalogue No.:PA 20 68590

  • CAS :

    83-01-2

  • Molecular Formula : C13H10ClNO

  • Molecular Weight : 231.68

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Drug Reference Standards & Impurity Synthesis in India
PA STI 061260

3-Methyl-d3-1,1-diphenylurea

3-Methyl-d3-1,1-diphenylurea

  • Catalogue No.:PA STI 061260

  • CAS :

    208107-10-2

  • Molecular Formula : C14H11D3N2O

  • Molecular Weight : 229.29

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Drug Reference Standards & Impurity Synthesis in India
PA STI 006370

5-Aminoimidazole-4-carboxamide-13C2,15N Hydrochloride Salt

5-Aminoimidazole-4-carboxamide-13C2,15N Hydrochloride Salt

  • Catalogue No.:PA STI 006370

  • CAS :

    1246816-45-4

  • Molecular Formula : C213C2H7ClN315NO

  • Molecular Weight : 165.56

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Drug Reference Standards & Impurity Synthesis in India
PA STI 066460

MTIC-d3

MTIC-d3

  • Catalogue No.:PA STI 066460

  • CAS :

    1185242-69-6

  • Molecular Formula : C5H5D3N6O

  • Molecular Weight : 171.18

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Drug Reference Standards & Impurity Synthesis in India
PA STI 081360

Temozolomide-d3

Temozolomide-d3

  • Catalogue No.:PA STI 081360

  • CAS :

    208107-14-6

  • Molecular Formula : C6H3D3N6O2

  • Molecular Weight : 197.17

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68011

Temozolomide - Impurity A (Hydrochloride Salt)

5-Amino-1H-imidazole-4-carboxamide Hydrochloride

  • Catalogue No.:PA 20 68011

  • CAS :

    72-40-2

  • Molecular Formula : C4H7ClN4O

  • Molecular Weight : 162.58

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Drug Reference Standards & Impurity Synthesis in India
PA 20 68600

3-Amino-3-imino-2-(2-phenyldiazenyl)propanamide Hydrochloride

3-Amino-3-imino-2-(2-phenyldiazenyl)propanamide Hydrochloride

  • Catalogue No.:PA 20 68600

  • CAS :

    6285-64-9

  • Molecular Formula : C9H12ClN5O

  • Molecular Weight : 241.68

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Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 96 15

Temozolomide (IPRS/96/15)-from IPC

Temozolomide (IPRS/96/15)-from IPC

  • Catalogue No.:PA IPIPRS 96 15

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPY0001827

Temozolomide (Y0001827)

Temozolomide (Y0001827)

  • Catalogue No.:PA EPY0001827

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1643543

Temozolomide (1643543)

Temozolomide (1643543)

  • Catalogue No.:PA USP1643543

  • CAS :

    85622-93-1

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1643554

Temozolomide Related Compound A (4-diazo-4H-imidazole-5-carboxamide) (1643554)

Temozolomide Related Compound A (4-diazo-4H-imidazole-5-carboxamide) (1643554)

  • Catalogue No.:PA USP1643554

  • CAS :

    7008-85-7

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1643565

Temozolomide Related Compound B (3-methyl-1,1-diphenylurea) (1643565)

Temozolomide Related Compound B (3-methyl-1,1-diphenylurea) (1643565)

  • Catalogue No.:PA USP1643565

  • CAS :

    13114-72-2

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1643576

Temozolomide Related Compound C (diphenylcarbamic chloride) (1643576)

Temozolomide Related Compound C (diphenylcarbamic chloride) (1643576)

  • Catalogue No.:PA USP1643576

  • CAS :

    83-01-2

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0681000

3-Amino-2-(formylamino)-3-iminopropanamide

3-Amino-2-(formylamino)-3-iminopropanamide

  • Catalogue No.:PA 20 0681000

  • CAS :

    100191-43-3

  • Molecular Formula : C4H8N4O2

  • Molecular Weight : 144.13

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0681001

2-Amino-6-methoxy-8,9-dihydro-7H-purin-8-ol

2-Amino-6-methoxy-8,9-dihydro-7H-purin-8-ol

  • Catalogue No.:PA 20 0681001

  • CAS :

    NA

  • Molecular Formula : C6H9N5O2

  • Molecular Weight : 183.17

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Drug Reference Standards & Impurity Synthesis in India
PA IPRST077

Temozolomide (IPRST077)

Temozolomide (IPRST077)

  • Catalogue No.:PA IPRST077

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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