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p-Toluenesulfonic acid Structure

p-Toluenesulfonic acid

Chemical Properties

Melting point 106~107℃
Boiling point 116 °C
Density  1.07
vapor pressure  69.8Pa at 20℃
refractive index  1.3825-1.3845
Flash point 41 °C
storage temp.  Inert atmosphere,Room Temperature
solubility  DMSO (Slightly), Methanol (Slightly)
form  Solution
pka -0.43±0.50(Predicted)
color  Clear colorless to light yellow
Odor pungent odor
Water Solubility  soluble
LogP 0.41 at 25℃
CAS DataBase Reference 104-15-4(CAS DataBase Reference)
NIST Chemistry Reference P-toluene sulfonic acid(104-15-4)
EPA Substance Registry System 4-Methylbenzenesulfonic acid (104-15-4)

Safety Information

Hazard Codes  C
Risk Statements  34-10
Safety Statements  45-26-23
RIDADR  2585
HazardClass  8
PackingGroup  III
HS Code  29163990
Hazardous Substances Data 104-15-4(Hazardous Substances Data)

MSDS

Usage And Synthesis

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