2-Phenylbenzimidazole-5-sulfonic acid Synonyms: 1H-Benzimidazole-5-sulfonicacid, 2-phenyl- (9CI); 5-Benzimidazolesulfonic acid, 2-phenyl- (8CI); 2-Phenyl-5-sulfobenzimidazole; Phenylbenzimidazole sulfonic acid; Ensulizole;Eusolex 232; Neo Heliopan Hydro;Novantisol; Parsol HS; CAS No. : 27503-81-7
Molecular Formula: C
13H
10N
2O
3S

Molecular Weight: 274.29
Appearance:white fine crystalline powder.
Density:1.497 g/cm3
Melting Point:300 °C
Solubility:soluble in water