2,6-Diaminotoluene
2,6-Diaminotoluene (CAS 823-40-5), with the linear formula CH3C6H3(NH2)2 and a molecular weight of 122.17 g/mol, is a primary aromatic amine. It is primarily recognised for its utility as a monomer in polymer science and materials science. This compound serves as a crucial building block for synthesising various polymers and advanced materials, contributing to diverse industrial applications.
- IUPAC
- 2,6-Toluenediamine,2,6-Tolylenediamine,2-Methyl-m-phenylenediamine
- Synonyms
- 2,6-Toluenediamine2,6-Tolylenediamine2-Methyl-m-phenylenediamine

Polymer Synthesis
2,6-Diaminotoluene acts as a monomer in the production of high-performance polymers. Its diamine structure allows for polymerisation reactions, leading to materials with specific thermal and mechanical properties.
Materials Science
This compound is employed in materials science research and development for creating novel materials. It can be incorporated into polymer backbones or used in the synthesis of functionalised materials for advanced applications.
Intermediate for Organic Synthesis
As a functionalised aromatic diamine, 2,6-Diaminotoluene serves as an intermediate in the synthesis of more complex organic molecules. Its reactivity is leveraged in various chemical transformations.
| Molecular weight | 122.17 |
|---|---|
| Linear formula | CH3C6H3(NH2)2 |
| Assay | 97% |
| Melting point | 104-106 °C(lit.) |



Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
- H341Suspected of causing genetic defects
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 21/22-43-51/53-68 |
| Safety statements (S) | 24-36/37-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2,6-Diaminotoluene used for?
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2,6-Diaminotoluene is primarily used as a monomer in polymer science and materials science for synthesising polymers and advanced materials, and as an intermediate in organic synthesis.
What is the CAS number and chemical formula for 2,6-Diaminotoluene?
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The CAS number for 2,6-Diaminotoluene is 823-40-5, and its linear formula is CH3C6H3(NH2)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,6-Diaminotoluene with a minimum assay of 97%. This product is intended for research and industrial use and is not supplied as USP, BP, EP, or pharmaceutical grade.
What are the key safety concerns when handling 2,6-Diaminotoluene?
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2,6-Diaminotoluene is harmful if swallowed or in contact with skin, causes skin irritation, may cause an allergic skin reaction, is suspected of causing genetic defects, and is toxic to aquatic life with long-lasting effects. Appropriate personal protective equipment, including dust masks, eyeshields, face shields, and gloves, should be worn, and it should be handled in a well-ventilated area. Avoid release to the environment.
How is 2,6-Diaminotoluene packed, shipped, and exported?
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2,6-Diaminotoluene is packed in compliance with international shipping regulations, classified under UN 3077, Class 9, Packing Group III. Tech Serve Solutions is experienced in global export.
How can I request a quote or sample of 2,6-Diaminotoluene?
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To request a quote or sample of 2,6-Diaminotoluene, please contact the Tech Serve Solutions sales team via our website or direct contact details.
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