Ethyl 4-amino-5-(difluoromethyl)pyridine-2-carboxylate
Ethyl 6-(difluoromethyl)-3-methylpyridine-2-carboxylate
2-(Difluoromethyl)-4-iodopyridine-5-carbonyl chloride
Ethyl 2-(difluoromethyl)-4-methylpyridine-6-carboxylate
+86(0) 189-6910-6387
[email protected]