2-Toluenesulfonic acid Structure

2-Toluenesulfonic acid

Chemical Properties

Melting point 67.5°C
Boiling point 272.52°C (rough estimate)
Density  1.3692 (rough estimate)
refractive index  1.5151 (estimate)
storage temp.  Store at room temperature, keep dry and cool
pka -0.53±0.15(Predicted)
Appearance White to off-white Solid
Water Solubility  488.9g/L(32.5 ºC)
InChI InChI=1S/C7H8O3S/c1-6-4-2-3-5-7(6)11(8,9)10/h2-5H,1H3,(H,8,9,10)
InChIKey LBLYYCQCTBFVLH-UHFFFAOYSA-N
SMILES C1(S(O)(=O)=O)=CC=CC=C1C
FDA UNII 4ZHF5BMF7N
EPA Substance Registry System Benzenesulfonic acid, 2-methyl- (88-20-0)

Safety

Symbol(GHS) Corrosion (GHS05)
Signal wordDanger
Hazard statements H314
Precautionary statements P280-P305+P351+P338-P310
TSCA  TSCA listed

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2-Toluenesulfonic acid Spectrum