Impurities

Chemical Structure	CAT No.	CAS	Item Group	Purity
	C4X-100632	N/A	Impurity
	Afatinib Impurity 32
	C4X-100633	N/A	Impurity
	Afatinib Impurity 33
	C4X-100634	N/A	Impurity
	Afatinib Impurity 34
	C4X-100635	848133-35-7	Impurity
	Afatinib Impurity 35
	C4X-100636	N/A	Impurity
	Afatinib Impurity 36
	C4X-100637	372-19-0	Impurity
	Afatinib Impurity 37
	C4X-100638	2106-04-9	Impurity
	Afatinib Impurity 38
	C4X-100639	1117-71-1	Impurity
	Afatinib Impurity 39
	C4X-10064	N/A	Impurity
	Afatinib Impurity 4
	C4X-100641	179552-74-0	Impurity
	Afatinib Impurity 41