Impurity Reference Standard - Products

Temozolomide

CAT No: CL-TZOD-01 CAS No: 85622-93-1 Mol Wt: 194.2 Mol F: C6H6N6O2 Inv Status: Custom Synthesis

Chemical Name: 3,4-Dihydro-3-methyl-4-oxo-imidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamid

Temozolomide USP Related Compound A

CAT No: CL-TZOD-02 CAS No: 7008-85-7 Mol Wt: 337.1 Mol F: C4H3N5O Inv Status: Custom Synthesis

Chemical Name: 4-Diazo-4H-imidazole-5-carboxamide

Temozolomide USP RC B

CAT No: CL-TZOD-03 CAS No: 13114-72-2 Mol Wt: 226.27 Mol F: (C6H5)2NCONHCH3 Inv Status: Custom Synthesis

Chemical Name: 3-Methyl-1,1-diphenylurea, N-Methyl-N',N'-diphenylurea

Temozolomide USP RC C

CAT No: CL-TZOD-04 CAS No: 83-01-2 Mol Wt: 231.7 Mol F: C13H10ClNO Inv Status: Custom Synthesis

Chemical Name: Diphenylcarbamic chloride

Temozolomide EP Impurity B

CAT No: CL-TZOD-05 CAS No: 113942-30-6 Mol Wt: 195.1 Mol F: C6H5N5O3 Inv Status: Custom Synthesis

Chemical Name: 3,4-Dihydro-3-methyl-4-oxo-imidazo[5,1-d][1,2,3,5]tetrazine-8-carboxylic acid ; 3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxylic acid

Temozolomide EP Impurity A

CAT No: CL-TZOD-06 CAS No: 72-40-2 Mol Wt: 126.1:36.5 Mol F: C4H6N4O : HCl Inv Status: Custom Synthesis

Chemical Name: 5-Amino-1H-imidazole-4-carboxamide hydrochloride

Temozolomide EP Impurity C

CAT No: CL-TZOD-07 CAS No: 114601-31-9 Mol Wt: 176.2 Mol F: C6H4N6O Inv Status: Custom Synthesis

Chemical Name: 8-Descarboxamido-8-cyano Temozolomide, 3,4-Dihydro-3-methyl-4-oxo-imidazo[5,1-d]-1,2,3,5-tetrazine-8-carbonitrile; 8-Cyano-3-methyl-[3H]-imidazo[5,1-d]-tetrazin-4-one ; 3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carbonitrile

Temozolomide Impurity

CAT No: CL-TZOD-08 CAS No: 188612-53-5 Mol Wt: 183.2 Mol F: C6H9N5O2 Inv Status: Custom Synthesis

Chemical Name: 5-Amino-1-(N-methylcarbamoyl)imidazole-4-carboxamide

Temozolomide Impurity 1

CAT No: CL-TZOD-09 CAS No: 6285-64-9 Mol Wt: 205.2:36.5 Mol F: C9H11N5O : HCl Inv Status: Custom Synthesis

Chemical Name: (E)-3-Amino-3-imino-2-(phenyldiazenyl)propanamide hydrochloride

Temozolomide Impurity 2

CAT No: CL-TZOD-10 CAS No: NA Mol Wt: 450.4 Mol F: C16H26N4O11 Inv Status: Custom Synthesis

Chemical Name: 5-(((2R,3R,4R,5S,6R)-3,4-Dihydroxy-6-(hydroxymethyl)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)amino)-1H-imidazole-4-carboxamide

Temozolomide-AIC-Lactose

CAT No: CL-TZOD-11 CAS No: NA Mol Wt: 464.4 Mol F: C17H28N4O11 Inv Status: Custom Synthesis

Chemical Name: 5-(((2R,3R,4R,5R,6R)-3,4-Dihydroxy-6-(hydroxymethyl)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)methoxy)tetrahydro-2H-pyran-2-yl)amino)-1H-imidazole-4-carboxamide

Monomethyl Triaizeno Imidazole Carboxamide

CAT No: CL-TZOD-12 CAS No: 3413-72-7 Mol Wt: 168.2 Mol F: C5H8N6O Inv Status: Custom Synthesis

Chemical Name: ?5-[2-(Methylimino)hydrazinyl]-1H-imidazole-4-carboxamide

Temozolomide EP Impurity E

CAT No: CL-TZOD-13 CAS No: 4656-86-4 Mol Wt: 137.1 Mol F: C4H3N5O Inv Status: Custom Synthesis

Chemical Name: 1H-Imidazo[4,5-d][1,2,3]triazin-4(5H)-one

Temozolomide Impurity 3

CAT No: CL-TZOD-14 CAS No: 287964-59-4 Mol Wt: 224.1 Mol F: C6H4N6O4 Inv Status: Custom Synthesis

Chemical Name: 3-Nitro-4-oxo-1,4-dihydroimidazo[5,1-c][1,2,4]triazine-8-carboxamide

Temozolomide Impurity 5

CAT No: CL-TZOD-15 CAS No: 72002-25-6 Mol Wt: 125.1 Mol F: C5H7N3O Inv Status: Custom Synthesis

Chemical Name: N-Methyl-1H-imidazole-1-carboxamide

Type:Impurity Reference Standard

API NAME:Temozolomide

Total Products: 15

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