2,6-Difluoro-3-(propylsulfonaMido)benzoic acid for sale

Product name: 2,6-Difluoro-3-(propylsulfonaMido)benzoic acid 
CAS no.: 103234-56-5 
Molecular Formula: C10H11F2NO4S 
Molecular Weight: 279.2604464
Purity: 99% 
Product description: Vemurafenib.