p-Toluenesulfonic acid monohydrate
- CAS NO. : 6192-52-5
- CAT NO. : PH-OPP-2525
Physical State: Solid (crystalline powder)
Color/Appearance: White to pink crystalline powder
Boiling Point: 140 °C at 20 mmHg
Melting Point: 96–99 °C (literature)
Density: 1.24 g/cm³
Bulk Density: 510 kg/m³
Vapor Density: 5.9 (vs air)
Refractive Index: 1.382–1.384
Flash Point: 180 °C
pH: 1 (650 g/L, H₂O, 20 °C, anhydrous substance)
Solubility: Soluble in water (0.1 g/mL, clear solution), alcohols, and other polar organic solvents
Storage Conditions: Store in a cool, dry place at 5–30 °C; protect from moisture
Molecular Formula: C₇H₁₀O₄S·H₂O
Molecular Weight: 190.22 g/mol
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