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Methyl P-toluenesulfonate CAS 80-48-8

Methyl p-toluenesulfonate is white crystalline, soluble in ethanol, ether, benzene, insoluble in water, hygroscopic. It is irritating. It can be used as selective methylation reagent for organic synthesis.
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  • 80-48-8

Methyl   p-toluenesulfonate Basic information
Product Name: Methyl p-toluenesulfonate
CAS: 80-48-8
MF: C8H10O3S
MW: 186.23
EINECS: 201-283-5
Mol File: 80-48-8.mol
Methyl   p-toluenesulfonate Chemical Properties
Melting point 25-28 °C(lit.)
Boiling point 144-145 °C5 mm Hg(lit.)
density 1.234 g/mL at 25 °C(lit.)
vapor density 6.45 (vs air)
vapor pressure 1 mm Hg ( 20 °C)
refractive index n20/D 1.5172(lit.)
Fp >230 °F
storage temp. 2-8°C
solubility Chloroform (Slightly), Methanol (Slightly)
form Liquid or Low Melting Solid
color White to yellow
Water Solubility Insoluble
Sensitive Moisture Sensitive
BRN 609209
LogP 1.88 at 25℃
CAS DataBase Reference 80-48-8(CAS DataBase Reference)
NIST Chemistry Reference Benzenesulfonic acid, 4-methyl-, methyl ester(80-48-8)
EPA Substance Registry System Benzenesulfonic acid, 4-methyl-, methyl ester (80-48-8)

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