Impurities

Chemical Structure	CAT No.	CAS	Item Group	Purity
	C4X-100642	N/A	Impurity
	Afatinib impurity 42
	C4X-100643	1456696-14-2	Impurity
	Afatinib Impurit 43
	C4X-100646	N/A	Impurity
	Afatinib Impurity 46
	C4X-100647	N/A	Impurity
	Afatinib Impurity 47
	C4X-100648	3005278-77-0	Impurity
	Afatinib Impurity 48
	C4X-10065	N/A	Impurity
	Afatinib Impurity 5
	C4X-100650	2413212-25-4	Impurity
	Afatinib Impurity 50
	C4X-100651	N/A	Impurity
	Afatinib Impurity 51
	C4X-100652	N/A	Impurity
	Afatinib Impurity 52
	C4X-100653	1449430-45-8	Impurity
	Afatinib Impurity 53