1-Bromo-4-fluoro-2-iodobenzene
1-Bromo-4-fluoro-2-iodobenzene (CAS: 202865-72-3) is a halogenated aromatic compound with the molecular formula C6H3BrFI and a molecular weight of 300.89 g/mol. This substance serves as a valuable building block in organic synthesis, particularly in the development of complex molecules. Its trifunctionalised benzene ring offers versatile reactivity for various chemical transformations. Supplied with an assay of 97%, it is suitable for research and development purposes.
- IUPAC
- 2-Iodo-4-fluorobromobenzene
- Synonyms
- 2-Iodo-4-fluorobromobenzene

Organic Synthesis Intermediate
This compound is utilised as a key intermediate in the synthesis of various organic molecules. Its distinct halogenation pattern allows for selective functionalization in multi-step synthetic routes.
Fluorinated Aromatic Building Block
As an aryl fluorinated building block, 1-Bromo-4-fluoro-2-iodobenzene is employed in the construction of novel fluorinated compounds. The presence of fluorine can significantly alter the physicochemical properties of target molecules.
Research and Development
It is used in academic and industrial research laboratories for the exploration of new chemical reactions and the synthesis of novel materials and pharmaceutical candidates.
| Molecular weight | 300.89 |
|---|---|
| Empirical formula | C6H3BrFI |
| Assay | 97% |
| Boiling point | 235 °C(lit.) |
| Density | 2.300 g/mL at 25 °C |
| Refractive index | n20/D 1.630 |

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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | >110 °C / >230 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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-Bromo-4-fluoro-2-iodobenzene used for?
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1-Bromo-4-fluoro-2-iodobenzene is used as a building block in organic synthesis and for the development of fluorinated aromatic compounds in research and development.
What is the CAS number and molecular formula for 1-Bromo-4-fluoro-2-iodobenzene?
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The CAS number is 202865-72-3 and the molecular formula is C6H3BrFI.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Bromo-4-fluoro-2-iodobenzene with an assay of 97%. We do not represent this product as USP, BP, EP, or for nutraceutical or food grade use.
What are the safety and handling recommendations for 1-Bromo-4-fluoro-2-iodobenzene?
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This compound is classified with GHS07 signal word 'Warning' and hazard statements H315, H319, and H335, indicating it can cause skin irritation, serious eye irritation, and respiratory irritation. Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used. Handle in a well-ventilated area.
How is 1-Bromo-4-fluoro-2-iodobenzene packed and shipped?
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1-Bromo-4-fluoro-2-iodobenzene is available for global export and is carefully packed to ensure safe transit, adhering to all relevant shipping regulations for chemical substances.
How can I request a sample or a quote for 1-Bromo-4-fluoro-2-iodobenzene?
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To request a sample or a quote, please contact our sales team through the website or by phone, providing your specific requirements.
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