Impurities

Chemical Structure	CAT No.	CAS	Item Group	Purity
	C4X-100612	1680184-59-1	Impurity
	Afatinib impurity 12
	C4X-100613	N/A	Impurity
	Afatinib Impurity 13
	C4X-100614	2121530-37-6	Impurity
	Afatinib Impurity 14
	C4X-100616	N/A	Impurity
	Afatinib Impurity 16
	C4X-100617	N/A	Impurity
	Afatinib Impurity 17
	C4X-100618	N/A	Impurity
	Afatinib Impurity 18
	C4X-100619	2223677-58-3	Impurity
	Afatinib Impurity 19
	C4X-10062	314771-76-1	Impurity
	Afatinib Impurity 2
	C4X-100620	179552-73-9	Impurity
	Afatinib Impurity 20
	C4X-100621	402855-03-2	Impurity
	Afatinib Impurity 21