Olanzapine EP Impurity B

Chemical Name: 2-Methyl-5,10-dihydro-4H-thieno[2,3-b][1,5]benzodiazepin-4-one (as per EP); 2-Methyl-10H-thieno-[2,3-b][1,5]benzodiazepin-4[5H]-one (as per USP); 2-Methyl-5, 10-dihydro-4H-benzo[b]thieno [2,3-e] [1,4]diazepin-4-one

Synonym: Olanzapine USP Related Compound B ; Olanzapine Amide Impurity ; Olanzapine Hydroxy Impurity