Amines REACH

m-toluidine

CAS Number
108-44-1
EC Number
203-583-1
Chemical Formula
C7H9N
Molecular Weight
107.15 g/mol

Description

m-Toluidine (CAS 108-44-1), also known as m-aminotoluene, is an aromatic amine used as a chemical intermediate in the synthesis of dyes, pigments, and specialty organic compounds. It serves as a building block for azo colorants and downstream chemical manufacturing across multiple industrial sectors. In textile and leather processing, it is used to produce azo dyes that deliver consistent color performance.

Pigment manufacturers rely on it as a coupling or diazotization component in the production of organic colorants for inks and printing formulations. This ensures high-quality results in various industrial printing applications. In plastics and polymer systems, it functions as a curing agent or cross-linker in epoxy and resin formulations where controlled reactivity is required. This makes it essential for specialized material engineering.

Cosmetic and personal care manufacturers source it as a precursor in the synthesis of approved colorant intermediates used in hair dye formulations. Its chemical properties allow for precise color development. m-Toluidine is supplied as a liquid at ambient conditions, typically available in technical grade for industrial synthesis applications. Standard packaging includes drums and intermediate bulk containers (IBCs).

These packaging options are suited for bulk procurement and large-scale manufacturing needs. Purity specifications generally range from 98% to 99%+, ensuring high performance in sensitive chemical reactions. Documentation is available to support quality assurance and regulatory compliance requirements. This ensures that all industrial standards are met for safety and efficacy in global supply chains.

Other Names (Synonyms)

m-tolylamine|m-aminotoluene|3-toluidine|3-methylbenzenamine|3-methylaniline|3-amino-1-methylbenzene|1-aminophenylmethane|3-AMINOTOLUENE

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point -31.2 °C
Boiling Point 203.3 °C
Density 0.9889 g/cm³ @ Temp: 20 °C
Flash Point 186 °F
Appearance Colorless liquid. Slightly soluble in water; soluble in alcohol or ether. Combustible.
Color White
Odor aromatic aniline-like odor
Form Crystalline Solid or Liquid
Water Solubility 0.2 g/100 mL (20 ºC)
Vapor Pressure 0.3 hPa (20 °C)
Refractive Index n 20/D 1.567(lit.)
pH 7 (H2O, 20℃)
Log P 1.4 at 25℃

Documentation

Safety & Handling Learn More

Danger
GHS06· Toxic GHS08· Health Hazard GHS09· Environmental Hazard GHS07· Irritant

Hazard Statements

H227 Combustible liquid
H301 Toxic if swallowed
H302 Harmful if swallowed
H311 Toxic in contact with skin

Precautionary Statements

P203 Obtain, consult and follow expert instructions for use.
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

Trade & Regulatory

HS Code 29171990
UN Number 1708
ADR Class 6.1
Packing Group II
Storage Class 6.1A - Combustible acute toxic Cat. 1 and 2 very toxic hazardous materials
WGK (Germany) 2
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