3-Methyldiphenylamine
3-Methyldiphenylamine (CAS: 1205-64-7), with the molecular formula C13H13N and a molecular weight of 183.25 g/mol, is a nitrogen-containing organic compound. It serves as a valuable building block in chemical synthesis. Primarily utilised in research and development settings, its applications are found within organic synthesis and as an intermediate for more complex molecules. It is a derivative of diphenylamine.

Organic Synthesis Intermediate
3-Methyldiphenylamine functions as a versatile intermediate in the synthesis of various organic compounds. Its structural features allow for diverse chemical transformations, making it useful in multi-step synthetic pathways.
Research and Development
This compound is frequently employed in laboratory research for exploring new chemical reactions and developing novel molecules. It is a useful building block for creating new chemical entities with potential applications in materials science or medicinal chemistry.
Building Block for Specialty Chemicals
As a C13 organic building block, it can be incorporated into the synthesis of specialty chemicals. Its aromatic amine structure lends itself to reactions used in the production of dyes, antioxidants, or other fine chemicals.
| Molecular weight | 183.25 |
|---|---|
| Linear formula | CH3C6H4NHC6H5 |
| Assay | 98% |
| Boiling point | 315 °C/724 mmHg(lit.) |
| Density | 1.066 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.635(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 3-Methyldiphenylamine used for?
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3-Methyldiphenylamine is primarily used as an intermediate in organic synthesis and as a building block in chemical research and development for creating novel organic compounds.
What are the CAS number and formula for 3-Methyldiphenylamine?
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The CAS number for 3-Methyldiphenylamine is 1205-64-7, and its linear formula is CH3C6H4NHC6H5.
What grade and purity does Tech Serve Solutions supply for 3-Methyldiphenylamine?
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Tech Serve Solutions supplies 3-Methyldiphenylamine with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling 3-Methyldiphenylamine?
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3-Methyldiphenylamine is classified with GHS07 and a 'Warning' signal word. It carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, should be used.
How is 3-Methyldiphenylamine packed, shipped, and exported?
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3-Methyldiphenylamine is carefully packed and handled according to international shipping regulations. As a global supplier and exporter, Tech Serve Solutions ensures compliant and secure dispatch to researchers and industries worldwide.
How can I request a sample or quote for 3-Methyldiphenylamine?
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To request a sample or a quote for 3-Methyldiphenylamine, please contact our sales team through the website or by calling our direct line. Provide the product name and CAS number (1205-64-7) for prompt service.
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