3-(Methylthio)toluene is an aromatic thio-ether in which a methylthio group is located meta to the methyl substituent on the benzene ring. The compound is air-stable, miscible with most common organic solvents, and essentially insoluble in water.
Key physical data: density 1.01 g cm⁻³; refractive index n²⁰/D 1.58; flash point 73.6 °C; melting point 84 °C. The substance can be stored at room temperature under nitrogen without decomposition .
Typical uses:
Intermediate for the preparation of sulfone- or sulfoxide-containing agro-chemicals and pharmaceutical candidates.
Starting material for m-thiomethyl aryl building blocks used in liquid-crystal and UV-absorber formulations.
Internal standard for GC-MS quantitative analysis of methylthio-toluene isomers in environmental samples.
Quality specification (commercial grade):
Purity (GC): ≥98 %
Water content (KF): ≤0.2 %
Free phenol: ≤0.5 %
Residue on ignition: ≤0.1 %
Hazard statement: Causes skin and eye irritation; harmful if inhaled. Use gloves, goggles and adequate ventilation. SDS available on request.
