2-Chloro-3-(difluoromethyl)-4-methyl-6-nitropyridine
4-(Difluoromethyl)-2-methoxy-3-methylpyridine-6-sulfonyl chloride
3-(Difluoromethyl)-5-iodopyridine-2-sulfonamide
3-Fluoro-2-iodo-4-methoxypyridine
+86(0) 189-6910-6387
[email protected]