4-Ethyliodobenzene
4-Ethyliodobenzene (CAS: 25309-64-2), with the molecular formula C2H5C6H4I and a molecular weight of 232.06 g/mol, is a halogenated aromatic compound. Utilised as a versatile building block in organic synthesis, it serves as an intermediate in the preparation of more complex molecules. Its properties make it valuable for research and development in various chemical sectors, including pharmaceuticals and materials science.

Organic Synthesis Intermediate
4-Ethyliodobenzene is employed as a key intermediate in various organic synthetic pathways. Its iodo-substituent facilitates cross-coupling reactions and other transformations for building complex molecular architectures.
Pharmaceutical Research
This compound can be used in the development of novel pharmaceutical agents. Its structure allows for incorporation into drug candidates through diverse synthetic routes, aiding in medicinal chemistry research.
Materials Science
As an aryl halide, 4-Ethyliodobenzene may find application in the synthesis of functional materials. It can be a precursor for polymers or organic electronic components.
| Molecular weight | 232.06 |
|---|---|
| Linear formula | C2H5C6H4I |
| Assay | 97% |
| Boiling point | 112-113 °C/20 mmHg(lit.) |
| Density | 1.6 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.59(lit.) |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 107 °C / 224.6 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36 |
| 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-Ethyliodobenzene used for?
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4-Ethyliodobenzene is primarily used as a versatile building block and intermediate in organic synthesis, with applications in pharmaceutical research and materials science.
What are the CAS number and molecular formula for 4-Ethyliodobenzene?
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The CAS number for 4-Ethyliodobenzene is 25309-64-2, and its molecular formula is C2H5C6H4I.
What grade and purity does Tech Serve Solutions supply for 4-Ethyliodobenzene?
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Tech Serve Solutions supplies 4-Ethyliodobenzene with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4-Ethyliodobenzene be handled safely?
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4-Ethyliodobenzene is classified with a GHS07 symbol and a Warning signal word due to the H319 hazard statement (causes serious eye irritation). Always wear safety goggles and appropriate gloves. Ensure adequate ventilation or use a respirator with an ABEK filter cartridge as specified.
Is 4-Ethyliodobenzene suitable for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-Ethyliodobenzene.
How can I request a quote or sample for 4-Ethyliodobenzene?
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Please contact our sales team or use the online enquiry form to request a quote or sample for 4-Ethyliodobenzene.
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