2-Bromo-5-(difluoromethyl)-3-iodopyridine-4-sulfonyl chloride
5-Bromo-4-(chloromethyl)-3-(difluoromethyl)-2-iodopyridine
2-Bromo-4-(difluoromethyl)-6-iodopyridine-3-sulfonyl chloride
3-Bromo-4-(chloromethyl)-2-(difluoromethyl)-6-iodopyridine
+86(0) 189-6910-6387
[email protected]