2,4-Dichloro-3-(difluoromethyl)pyridine-5-sulfonyl chloride
3-(Bromomethyl)-2-(difluoromethyl)pyridine-5-carboxaldehyde
2,3-Dichloro-4-(difluoromethyl)pyridine-5-sulfonyl chloride
2-(Bromomethyl)-6-(difluoromethyl)pyridine-4-carboxaldehyde
+86(0) 189-6910-6387
[email protected]