1,5-Difluoro-2,4-dinitrobenzene
1,5-Difluoro-2,4-dinitrobenzene (CAS 327-92-4) is a fluorinated organic compound with the molecular formula C6H2F2N2O4 and a molecular weight of 204.09 g/mol. This dinitrobenzene derivative serves as a valuable building block in organic synthesis. Its reactive nature makes it useful in the preparation of various complex molecules, particularly in the fields of materials science and medicinal chemistry.
- IUPAC
- DFDNB
- Synonyms
- 327-92-4F2C6H2(NO2)2

Organic Synthesis Intermediate
1,5-Difluoro-2,4-dinitrobenzene is employed as a key intermediate in the synthesis of more complex organic structures. Its fluorinated and dinitrated aromatic ring allows for diverse chemical transformations.
Building Block for Specialty Chemicals
This compound functions as a foundational building block for creating specialised chemicals. It is particularly useful in introducing specific functionalities into target molecules for research and development purposes.
Research and Development
Utilised in academic and industrial research labs for the exploration of novel chemical pathways and the development of new materials or pharmaceutical candidates.
| Molecular weight | 204.09 |
|---|---|
| Linear formula | F2C6H2(NO2)2 |
| Assay | 97% |
| Melting point | 72-74 °C(lit.) |


Hazard statements
- H300Fatal if swallowed
- H311Toxic in contact with skin
- H331Toxic if inhaled
- H373May cause damage to organs through prolonged exposure
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P264Wash thoroughly after handling
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-33 |
| Safety statements (S) | 36/37/39-45 |
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 1,5-Difluoro-2,4-dinitrobenzene used for?
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1,5-Difluoro-2,4-dinitrobenzene is primarily used as an intermediate and building block in organic synthesis, particularly in research and development for creating specialty chemicals.
What is the CAS number and formula for 1,5-Difluoro-2,4-dinitrobenzene?
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The CAS number is 327-92-4, and the linear formula is F2C6H2(NO2)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,5-Difluoro-2,4-dinitrobenzene with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 1,5-Difluoro-2,4-dinitrobenzene be handled safely?
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This compound is hazardous and carries significant risks. It is acutely toxic if swallowed, in contact with skin, and if inhaled (H300-H311-H331). It may also cause damage to organs through prolonged or repeated exposure (H373). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respirator cartridges (type P2), must be used. Handle only in a well-ventilated area or under a fume hood.
Is 1,5-Difluoro-2,4-dinitrobenzene a controlled substance?
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The provided data does not indicate that 1,5-Difluoro-2,4-dinitrobenzene is a controlled substance.
How is this chemical packed, shipped, and exported?
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1,5-Difluoro-2,4-dinitrobenzene is packed and shipped according to UN 2811 regulations for toxic solids, organic, n.o.s., Class 6.1, Packing Group II. Tech Serve Solutions is experienced in global export.
How can I request a sample or quote?
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Please contact our sales team via the website or direct inquiry to request a sample or a quotation for 1,5-Difluoro-2,4-dinitrobenzene.
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