Temozolomide EP Impurity B

Chemical Name: Temozolomide Acid ; 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

Synonym: NULL

Smile: O=C(C1=C(N2C=N1)N=NN(C)C2=O)O