4-(Difluoromethyl)-3-methyl-2-nitropyridine-5-sulfonyl chloride
5-Amino-4-(bromomethyl)-2-(difluoromethyl)-3-methoxypyridine
Methyl 2-cyano-3-(difluoromethyl)-6-iodopyridine-5-acetate
2-(Chloromethyl)-5-cyano-3-nitro-4-(trifluoromethoxy)pyridine
+86(0) 189-6910-6387
[email protected]