p-Toluenesulphonic acid monohydrate for synthesis, Sigma-Aldrich®

Supplier: Merck

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Synonyms: 4-Methylbenzenesulphonic acid hydrate, Toluene-4-sulphonic acid monohydrate

M-Clarity™ quality level = MQ200

8.14725.0100 8.14725.1000 8.14725.5000 8.14725.9025
8.14725.0100EA 38.4 EUR
8.14725.0100 8.14725.1000 8.14725.5000 8.14725.9025
p-Toluenesulphonic acid monohydrate for synthesis, Sigma-Aldrich®
p-Toluenesulphonic acid monohydrate
Formula: C₇H₈O₃S·1H₂O
MW: 190,22 g/mol
Melting Pt: 102…104 °C
Density: 1,24 g/cm³ (20 °C)
Flash Pt: 180 °C
Storage Temperature: Ambient
MDL Number: MFCD00142137
CAS Number: 6192-52-5
EINECS: 203-180-0
UN: 2585
ADR: 8,III
Merck Index: 12,09671

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Specification Test Results

Solubility 670 g/l (20 °C)
Melting Point 56 °C Elimination of water of crystallisation
Molar Mass 190.22 g/mol
Bulk Density 510 kg/m3
Boiling Point 140 °C (27 hPa)
Vapor Pressure (20 °C)
Flash Point 180 °C
Density 0.5 g/cm3
pH 1 (650 g/l, H2O, 20 °C) (anhydrous substance)
Ignition Point 600 °C
Hazard Class 8
Hazard Class Description Corrosive material

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