Chemical Structure	CAT No.	CAS	Item Group	Purity
	C4X-138310	114393-97-4	Impurity
	Pioglitazone Aldehyde Impurity
	C4X-138313	N/A	Impurity
	Pioglitazone Impurity 13
	C4X-138314	1526933-30-1	Impurity
	Pioglitazone Impurity 14
	C4X-138315	291536-42-0	Impurity
	Pioglitazone Impurity 15
	C4X-138317	146062-45-5	Impurity
	Pioglitazone Ketone (M-III)
	C4X-138318	136401-69-9	Impurity
	(5Z)-Pioglitazone EP Impurity B
	C4X-138319	144809-26-7	Impurity
	Pioglitazone Impurity 19
	C4X-13832	N/A	Impurity
	Pioglitazone Impurity 2
	C4X-138320	69603-36-7	Impurity
	Pioglitazone Impurity 20
	C4X-138321	105355-26-8	Impurity
	Pioglitazone Impurity 21