Ethyl 4-(chloromethyl)-6-cyano-2-(trifluoromethoxy)pyridine-3-acetate
Ethyl 5-(difluoromethyl)-3-iodopyridine-2-acetate
Ethyl 6-amino-5-cyanonicotinate
2-(Difluoromethyl)-3-nitro-5-(trifluoromethyl)pyridine-4-sulfonyl chloride
+86(0) 189-6910-6387
[email protected]