Synonyms: 4-Aminobenzenesulfonic acid, Aniline-4-sulfonic acid
Chemical Formula: NH2C6H4SO3H
Hill Formula: C6H7NO3S
CAS Number: 121-57-3
Solubility: 10 g/l (20 °C)
Melting Point: 288 °C decomposes
Molar Mass: 173.18 g/mol
Bulk Density: 620 kg/m3
Density: 1.485 g/cm3 (25 °C)
Ignition Point: >400 °C
pH: 2.5 (10 g/l, H2O, 20 °C)