A key intermediate of Lesinurad.
Specifications
Appearance: White or off-white solid
Solubility: soluble in water. methanol, ethano
Water: not more than1.0%
Related substances(HPLC):
Total impurities not more than1.00%
Single maximum unknown impurity not more than0.50%
Residual solvents:
ethanol : Not more not more than 0.5%
Purity (by HPLC) not less than 99.0%