2-(Difluoromethyl)-3-fluoro-4-iodopyridine-5-sulfonyl chloride
5-(Difluoromethyl)-2-fluoro-4-hydroxypyridine-3-sulfonyl chloride
6-Bromo-3-chloropyridine-2-sulfonyl chloride
6-Bromo-2-chloropyridine-3-sulfonyl chloride
+86(0) 189-6910-6387
[email protected]