2,4-Dinitrotoluene
2,4-Dinitrotoluene (CAS: 121-14-2), with the molecular formula CH3C6H3(NO2)2 and a molecular weight of 182.13 g/mol, is a yellow crystalline solid. It is primarily utilized as a chemical intermediate in the synthesis of various organic compounds, including dyes and explosives. Its nitro functional groups make it a valuable building block in organic chemistry, though its handling requires careful consideration due to its hazardous properties.
- Synonyms
- CH3C6H3(NO2)21,3-Dinitro-2-methylbenzene

Chemical Intermediate
Serves as a crucial intermediate in the synthesis of dyes, pharmaceuticals, and explosives. Its reactive nitro groups allow for further chemical transformations.
Organic Synthesis
A versatile building block in organic chemistry, used for introducing nitroaromatic functionalities into larger molecules. Useful in research and development settings.
Explosives Manufacturing
Historically and currently used in the production of certain explosive materials due to its energetic nitro groups.
| Molecular weight | 182.13 |
|---|---|
| Linear formula | CH3C6H3(NO2)2 |
| Vapour pressure | 1 mmHg (102.7 °C) |
| Contains / stabiliser | ~10% water as stabilizer |
| Melting point | 67-70 °C(lit.) |
| Flash point | 155 °C / 311 °F |
|---|---|
| Transport (UN / ADR) | UN 3454 6.1/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 45-23/24/25.1-48/22.1-51/53-62-68 |
| Safety statements (S) | 53.1-45-61 |
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 2,4-Dinitrotoluene used for?
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2,4-Dinitrotoluene is primarily used as an intermediate in the synthesis of dyes, pharmaceuticals, and explosives, and as a building block in organic synthesis.
What is the CAS number and formula for 2,4-Dinitrotoluene?
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The CAS number for 2,4-Dinitrotoluene is 121-14-2, and its linear formula is CH3C6H3(NO2)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,4-Dinitrotoluene with a purity specification of approximately 10% water as a stabilizer. We do not represent this product as USP, BP, or EP grade.
What are the main hazards associated with 2,4-Dinitrotoluene?
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2,4-Dinitrotoluene is classified as Toxic and a Marine Pollutant. It carries risk statements including R45 (May cause cancer), R23/24/25 (Toxic by inhalation, in contact with skin and if swallowed), R48/22 (Risk of serious damage to health by prolonged exposure if swallowed), R51/53 (Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment), R62 (Risk of impaired fertility), and R68 (Risk of irreversible effects). Always handle with appropriate personal protective equipment in a well-ventilated area.
How is 2,4-Dinitrotoluene packed and shipped?
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2,4-Dinitrotoluene is packed and shipped according to international regulations for hazardous materials, including UN 3454 classification.
How can I request a quote or sample for 2,4-Dinitrotoluene?
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Please contact our sales team via the website or direct email to request a quote or sample for 2,4-Dinitrotoluene.
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