1,2-Dinitrobenzene
1,2-Dinitrobenzene (CAS: 528-29-0), with the molecular formula C6H4(NO2)2 and a molecular weight of 168.11 g/mol, is a significant organic compound. It serves as a key intermediate in various chemical syntheses, particularly in the production of dyes and pharmaceuticals. Its chemical structure and reactivity make it a valuable building block for more complex molecules. Tech Serve Solutions supplies this compound for research and industrial applications.
- Synonyms
- C6H4(NO2)21,2-DinitrobenzolBenzene, 1,2-dinitro-

Chemical Synthesis Intermediate
1,2-Dinitrobenzene is a versatile intermediate used in the synthesis of various organic compounds. It is particularly valuable in the preparation of diamines and other nitrogen-containing heterocycles.
Dye Precursor
This compound can serve as a precursor in the manufacturing of certain azo dyes and other colorants. Its nitro groups can be reduced to amino groups, which are essential for dye chemistry.
Pharmaceutical Building Block
The molecule acts as a foundational component in the multi-step synthesis of specific pharmaceutical ingredients. Its structure allows for further functionalization to create complex drug molecules.
| Molecular weight | 168.11 |
|---|---|
| Linear formula | C6H4(NO2)2 |
| Assay | ≥99% |
| Boiling point | 319 °C/773 mmHg(lit.) |
| Solubility | chloroform: soluble5%, clear, yellow-green |
| Melting point | 114-117 °C(lit.) |



Hazard statements
- H300Fatal if swallowed
- H310Fatal in contact with skin
- H330Fatal if inhaled
- H373May cause damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P264Wash thoroughly after handling
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P301IF SWALLOWED
| Flash point | 150 °C / 302 °F |
|---|---|
| Transport (UN / ADR) | UN 3443 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+,N |
| Risk statements (R) | 26/27/28-33-50/53 |
| Safety statements (S) | 28-36/37-45-60-61 |
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 1,2-Dinitrobenzene used for?
+
1,2-Dinitrobenzene is primarily used as an intermediate in chemical synthesis, notably for producing dyes, pharmaceuticals, and other organic compounds. It is also employed as a building block in organic chemistry.
What is the CAS number and formula for 1,2-Dinitrobenzene?
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The CAS number for 1,2-Dinitrobenzene is 528-29-0, and its linear formula is C6H4(NO2)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,2-Dinitrobenzene with an assay of ≥99%. This product is supplied for technical and research purposes and is not represented as USP, BP, or EP grade.
What are the main hazards associated with 1,2-Dinitrobenzene?
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1,2-Dinitrobenzene is acutely toxic if swallowed, in contact with skin, or if inhaled (H300, H310, H330). It may cause damage to organs through prolonged or repeated exposure (H373) and is very toxic to aquatic life with long-lasting effects (H410). Handle with extreme care in a well-ventilated area.
How is 1,2-Dinitrobenzene packaged and shipped?
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1,2-Dinitrobenzene is shipped as UN 3443, Hazard Class 6.1, Packing Group II, adhering to strict international regulations for hazardous materials. TSS exports this chemical globally.
How can I request a quote or sample?
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To request a quote or sample of 1,2-Dinitrobenzene, please contact our sales team through the website or call us directly. We will be happy to assist you.
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