4-Fluoro-1,3-diaminobenzene
4-Fluoro-1,3-diaminobenzene (CAS: 6264-67-1) is an organic compound with the molecular formula FC extsubscript{6}H extsubscript{3}(NH extsubscript{2}) extsubscript{2} and a molecular weight of 126.13 g/mol. This fluorinated aromatic amine serves as a versatile building block in chemical synthesis. It is primarily utilised in the development of advanced materials, pharmaceuticals, and agrochemicals, where the presence of the fluorine atom can significantly influence molecular properties. TSS supplies this compound with an assay of 95%.
- IUPAC
- 4-Fluoro-1,3-phenylenediamine
- Synonyms
- 4-Fluoro-1,3-phenylenediamine1,3-Diamino-4-fluorobenzeneFC6H3(NH2)2

Pharmaceutical Intermediate
4-Fluoro-1,3-diaminobenzene is employed in the synthesis of active pharmaceutical ingredients (APIs). Its structure allows for the introduction of fluorinated moieties into drug candidates, potentially enhancing metabolic stability and bioavailability.
Material Science
This compound functions as a monomer or precursor in the creation of specialty polymers and advanced materials. The incorporation of fluorine can impart desirable properties such as thermal stability and chemical resistance.
Agrochemical Synthesis
It serves as a building block for the development of novel agrochemicals, including herbicides, fungicides, and insecticides. The fluorinated phenylenediamine structure can contribute to the efficacy and selectivity of crop protection agents.
Research and Development
As a fluorinated aromatic amine, it is a valuable reagent in academic and industrial research laboratories for exploring new synthetic routes and developing novel chemical entities.
| Molecular weight | 126.13 |
|---|---|
| Linear formula | FC6H3(NH2)2 |
| Assay | 95% |
| Boiling point | 152-153 °C(lit.) |
| Melting point | 34-37 °C(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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 105 °C / 221 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 4-Fluoro-1,3-diaminobenzene used for?
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4-Fluoro-1,3-diaminobenzene is primarily used as a versatile building block in chemical synthesis, particularly for pharmaceuticals, advanced materials, and agrochemicals, owing to its fluorinated aromatic amine structure.
What are the CAS number and formula for 4-Fluoro-1,3-diaminobenzene?
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The CAS number for 4-Fluoro-1,3-diaminobenzene is 6264-67-1, and its linear formula is FC extsubscript{6}H extsubscript{3}(NH extsubscript{2}) extsubscript{2}.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Fluoro-1,3-diaminobenzene with an assay of 95%. We do not represent this product as USP, BP, or EP grade.
What are the primary safety hazards associated with 4-Fluoro-1,3-diaminobenzene?
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4-Fluoro-1,3-diaminobenzene is classified with the GHS07 symbol and carries a Warning signal word. It is associated with hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, should be used during handling.
How is 4-Fluoro-1,3-diaminobenzene packed and shipped by TSS?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging details for 4-Fluoro-1,3-diaminobenzene are available upon request, adhering to international shipping regulations.
How can I request a sample or quote for 4-Fluoro-1,3-diaminobenzene?
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To request a sample or a quotation for 4-Fluoro-1,3-diaminobenzene, please contact our sales team through the website or direct enquiry channels.
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