English name: MES
CAS Number: 4432-31-9
Molecular formula: C6H13NO4S
Molecular weight: 195.24
Attributes
Melting point: >300 °C(lit.)
Boiling point: 102°C
Density: 1.208 (estimate)
Refractive index: 1.5500 (estimate)
Storage conditions: Store at RT.
Solubility: H2O: 0.5 M at 20 °C, clear
Acidity coefficient (pKa): pKa at 0.1M ionic: 0°, 6.38; 20°, 6.15; 37°, 5.98; pKa1 1.99; pKa2 6.21; pKa/°C -0.011
Form: Powder
Color: White
PH value: 2.5-4.0 (25℃ in neat)
Discoloration of acid-base indicator pH range: 5.5-6.7
Maximum wavelength (λmax)λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
Stability: stable. Incompatible with strong oxidants.