Chemical Structure	CAT No.	CAS	Item Group	Purity
	C4X-208629	N/A	Impurity
	Dacomitinib Impurity 29
	C4X-20863	N/A	Impurity
	Dacomitinib Impurity 3
	C4X-208630	N/A	Impurity
	Dacomitinib Impurity 30
	C4X-208631	N/A	Impurity
	Dacomitinib Impurity 31
	C4X-208632	N/A	Impurity
	Dacomitinib Impurity 32
	C4X-208633	N/A	Impurity
	Dacomitinib Impurity 33
	C4X-208634	N/A	Impurity
	Dacomitinib Impurity 34
	C4X-208635	N/A	Impurity
	Dacomitinib Impurity 35
	C4X-208636	N/A	Impurity
	Dacomitinib Impurity 36
	C4X-208637	N/A	Impurity
	Dacomitinib Impurity 37