Product Name:2-Phenylbenzimidazole-5-sulfonic acid
CAS:CAS:27503-81-7
Molecular formula:C13H10N2O3S
Molecular weight:274.3
Structural formula：
Melting point:>300 ° C (lit.)
Density: 1.3592 (roughestimate)
Refractive index: 1.6360 (estimate)
Storage conditions: 2-8 ° C
Solubility: Solubility in ethanol and water: (as sodium chemicalbook salt)
Acidity coefficient (pKa): -0.87 ± 0.40 (Predicted)
Form: Fine crystalline powder
Color: White
Water solubility: double
Stability: hygroscopicity