N,N-Diethyl-m-toluidine
N,N-Diethyl-m-toluidine (CAS 91-67-8) is an aromatic amine with the linear formula CH3C6H4N(C2H5)2 and a molecular weight of 163.26 g/mol. This chemical serves as a valuable building block in organic synthesis. Its properties make it suitable for various chemical transformations and as an intermediate in the production of other complex organic molecules.
- Synonyms
- CH3C6H4N(C2H5)2

Organic Synthesis Intermediate
N,N-Diethyl-m-toluidine functions as a key intermediate in the synthesis of diverse organic compounds. Its amine functionality allows for participation in various coupling reactions and derivatisations.
Building Block for Specialty Chemicals
This compound is utilised as a foundational building block for the creation of more complex molecules, including dyes, pharmaceuticals, and agrochemicals, leveraging its specific structural features.
Reagent in Chemical Research
In laboratory settings, N,N-Diethyl-m-toluidine is employed as a reagent in research and development for exploring new synthetic pathways and developing novel chemical entities.
| Molecular weight | 163.26 |
|---|---|
| Linear formula | CH3C6H4N(C2H5)2 |
| Assay | ≥99.0% (GC) |
| Boiling point | 231-232 °C(lit.) |
| Density | 0.922 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.536(lit.) |


Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H331Toxic if inhaled
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
| Flash point | 100 °C / 212 °F |
|---|---|
| Transport (UN / ADR) | UN 1708 6.1 / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 20-24/25-51/53 |
| Safety statements (S) | 36/37-45-61 |
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 N,N-Diethyl-m-toluidine used for?
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N,N-Diethyl-m-toluidine is primarily used as an intermediate in organic synthesis and as a building block for specialty chemicals, including dyes and pharmaceuticals. It also finds application as a reagent in chemical research.
What are the CAS number and formula for N,N-Diethyl-m-toluidine?
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The CAS number for N,N-Diethyl-m-toluidine is 91-67-8, and its linear formula is CH3C6H4N(C2H5)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N,N-Diethyl-m-toluidine with an assay of ≥99.0% (GC). TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should N,N-Diethyl-m-toluidine be handled safely?
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N,N-Diethyl-m-toluidine is classified with GHS06 and GHS09 symbols and carries a Danger signal word. It is toxic if swallowed, in contact with skin, and if inhaled (H301-H311-H331), and is toxic to aquatic life with long-lasting effects (H411). Handle with appropriate personal protective equipment in a well-ventilated area, avoiding release to the environment. Refer to the Safety Data Sheet for comprehensive handling information.
Is N,N-Diethyl-m-toluidine a controlled substance?
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The provided data does not indicate that N,N-Diethyl-m-toluidine is a controlled substance. However, regulations can vary by jurisdiction, and users should verify local compliance.
How is N,N-Diethyl-m-toluidine typically packed and exported?
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N,N-Diethyl-m-toluidine is packed and exported in compliance with international shipping regulations for hazardous materials, including UN 1708, Class 6.1, PGII. Specific packaging details are available upon request.
How can I request a sample or quote for N,N-Diethyl-m-toluidine?
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To request a sample or quote for N,N-Diethyl-m-toluidine, please contact the Tech Serve Solutions sales team through our website or by phone, referencing the product CAS number 91-67-8.
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