Olanzapine EP Impurity A

Chemical Name: 5-Methyl-2-[(2-nitrophenyl)amino]thiophene-3-carbonitrile (as per EP); 2-Methyl-10H-thieno-[2,3-b][1,5]benzodiazepin-4[5H]-one (as per USP) ; (2-(2-Nitrophenyl amino)-5-methyl thiophene-3-carbonitrile)

Synonym: Olanzapine USP Related Compound A