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Methyl p-toluenesulfonate

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Methyl p-toluenesulfonate molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 5 grades and pack sizes of Methyl p-toluenesulfonate (CAS 80-48-8). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS80-48-8
Molecular formulaC8H10O3S
Molecular weight186.22 g/mol
IUPAC namemethyl 4-methylbenzenesulfonate
SynonymsMethyl 4-methylbenzenesulfonate · Methyl tosylate · Methyl p-tosylate · Methyl toluene-4-sulfonate · Methyl toluenesulfonate · Methyl toluene-4-sulphonate
Safety & Hazards (GHS) Warning
Irritant Irritant
  • H302 Harmful if swallowed
  • H315 Causes skin irritation
  • H317 May cause an allergic skin reaction

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma METHYL 4-TOLUENESULFONATE 89800-1L Request Quote
Sigma METHYL PARA-TOLUENESULFONATE, 98% 158992-100G
158992-500G		 Request Quote
Sigma Methyl p-toluenesulfonate 89800-250ML
89800-25ML		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.