3-Fluoroiodobenzene
3-Fluoroiodobenzene (CAS: 1121-86-4; Formula: FC6H4I; Molar Mass: 222.00) is a valuable halogenated aromatic compound supplied by Tech Serve Solutions. This chemical serves as a key building block in organic synthesis, particularly in the preparation of complex molecules. Its distinct structure, featuring both fluorine and iodine substituents on a benzene ring, allows for diverse chemical transformations, making it an important reagent for research and development in various chemical sectors.

Intermediate in Pharmaceutical Synthesis
3-Fluoroiodobenzene is utilized in the synthesis of pharmaceutical intermediates. For instance, it has been employed in the preparation of methyl 4-iodobenzo[b]thiophene-2-carboxylate, a precursor for the development of substituted benzo[b]thiophene-2-carboxamidines.
Building Block for Organic Chemistry
As a fluorinated aryl building block, 3-Fluoroiodobenzene offers versatile reactivity. The presence of both a fluorine and an iodine atom allows for selective functionalization, enabling the construction of complex organic structures.
Reagent in Chemical Research
This compound is a useful reagent in academic and industrial chemical research, facilitating studies in medicinal chemistry, materials science, and synthetic methodology development.
| Molecular weight | 222.00 |
|---|---|
| Linear formula | FC6H4I |
| Assay | 99% |
| Boiling point | 77-78 °C/19 mmHg(lit.) |
| Density | 1.89 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.584(lit.) |
| Contains / stabiliser | copper as stabilizer |
| Application | 3-Fluoroiodobenzene was used to prepare methyl 4-iodobenzo[b]thiophene-2-carboxylate, key intermediate for the synthesis of 4-substituted benzo[b]thiophene-2-carboxamidines1. |

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 | 67 °C / 152.6 °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 3-Fluoroiodobenzene used for?
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3-Fluoroiodobenzene is primarily used as a building block in organic synthesis and as an intermediate in the preparation of other chemicals, including pharmaceutical intermediates.
What is the CAS number and chemical formula for 3-Fluoroiodobenzene?
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The CAS number for 3-Fluoroiodobenzene is 1121-86-4, and its chemical formula is FC6H4I.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Fluoroiodobenzene with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling recommendations for 3-Fluoroiodobenzene?
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3-Fluoroiodobenzene is classified with GHS07 symbol and a Warning signal word. It carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields and gloves, and adequate ventilation are recommended. Always consult the Safety Data Sheet (SDS) for comprehensive handling information.
How is 3-Fluoroiodobenzene packed, shipped, and exported?
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3-Fluoroiodobenzene is carefully packed and handled in accordance with all relevant shipping regulations. Tech Serve Solutions, as a global supplier and exporter since 1998, has extensive experience in exporting chemicals worldwide.
How can I request a sample or quote for 3-Fluoroiodobenzene?
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To request a sample or a quotation for 3-Fluoroiodobenzene, please contact our sales team through the details provided on our website.
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