5-(Difluoromethyl)-4-methylpyridine-2-sulfonyl chloride
2-(Difluoromethyl)-4-methylpyridine-6-sulfonyl chloride
2-(Chloromethyl)-3-(difluoromethyl)-6-nitropyridine
5-(Bromomethyl)-4-(difluoromethyl)-2-nitropyridine
+86(0) 189-6910-6387
[email protected]