o-Toluidine

Basic Information of o-Toluidine

CAS No.:	95-53-4
EC No.:	202-429-0
Linear Formula:	C₆H₄CH₃NH₂
Molecular Weight:	107.15
Appearance:	Transparent Liquid
Odor:	Aromatic, characteristic amine odor.
Melting point:	-23 °C
Boiling point:	199-200 °C(lit.)
Density:	1.008 g/mL at 25 °C(lit.)
Solubility:	Slightly soluble in water; readily soluble in most organic solvents like ethanol, ether, and benzene.
Flash point:	185 °F
Nature:	Combustible, toxic by inhalation and skin absorption.
RIDADR:	UN 1708 6.1/PG 2
Chemical Structure:

Our commitment to delivering high-purity o-Toluidine ensures a reliable and efficient component for your complex manufacturing and synthesis processes.

Primary Applications of o-Toluidine

o-Toluidine's distinct reactivity, particularly its amino group adjacent to a methyl group on the aromatic ring, makes it a highly valuable intermediate for a vast spectrum of industrial products:

1. Dyes and Pigments:

   One of the primary applications of o-Toluidine is in the synthesis of a wide range of dyes and pigments, including azo dyes, triphenylmethane dyes, and various organic pigments used in textiles, leather, paper, and printing inks. Its specific substitution pattern allows for the creation of unique color shades and improved fastness properties.

2. Agrochemicals:

   It serves as a key intermediate in the production of various agrochemicals, such as herbicides, fungicides, and insecticides, contributing to the efficacy and selectivity of these crop protection agents.

3. Rubber Chemicals:

   o-Toluidine is used in the manufacturing of certain rubber chemicals, including vulcanization accelerators and antioxidants, which are crucial for enhancing the processing, performance, and durability of rubber products like tires and hoses.

4. Pharmaceutical Synthesis:

   It acts as a fundamental building block or reagent in the synthesis of various active pharmaceutical ingredients (APIs) and pharmaceutical intermediates, where its specific aromatic amine structure is required for the creation of complex drug molecules.

5. Other Specialty Chemicals:

   It also finds application in the production of other fine and specialty chemicals, including those used in photographic processes and as polymerization inhibitors.

• Exceptional Purity & Consistency: Our o-Toluidine is manufactured to stringent purity specifications, critical for complex downstream syntheses, ensuring optimal reaction outcomes and high-quality end products.

• Commitment to Quality & Safety: We adhere to the highest industry standards for quality management, safety, and environmental responsibility across all our operations, ensuring peace of mind for our clients handling this reactive and toxic material.

Hazards Classification

• GHS Classification: Acute Toxicity, Oral (GHS06), Acute Toxicity, Inhalation (GHS06), Acute Toxicity, Dermal (GHS06), Carcinogenicity (GHS08), Environmental Hazard (GHS09)

• Hazard Statements: Toxic if swallowed, inhaled, or in contact with skin; may cause cancer; toxic to aquatic life with long lasting effects.

• UN Number: UN 1708

• Hazard Class: 6.1 (Toxic substances)

• Packing Group: II