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