5-Bromo-3-chloro-2-(difluoromethyl)pyridine-4-carboxylic acid
3-Bromo-2-cyano-5-(difluoromethyl)-6-methylpyridine
2-Bromo-4-chloro-3-(difluoromethyl)pyridine-6-carboxaldehyde
3-Bromo-5-chloro-4-(difluoromethyl)pyridine-2-carboxylic acid
+86(0) 189-6910-6387
[email protected]