2-Ethylhexyl iodide
2-Ethylhexyl iodide (CAS: 1653-16-3) is a halogenated hydrocarbon with the molecular formula CH3(CH2)3CH(C2H5)CH2I and a molecular weight of 240.13 g/mol. This organic compound serves as a valuable building block in chemical synthesis. It is primarily utilised in research and development laboratories for various organic transformations and the creation of more complex molecules.
- IUPAC
- 2-Ethyl-1-iodohexane
- Synonyms
- 2-Ethyl-1-iodohexane

Organic Synthesis Intermediate
2-Ethylhexyl iodide is employed as a versatile intermediate in the synthesis of various organic compounds. Its reactive iodine atom allows for facile nucleophilic substitution reactions.
Building Block for Complex Molecules
The compound functions as a key building block for constructing larger, more complex organic structures in academic and industrial research settings.
Research and Development
Utilised in laboratory settings for exploring new synthetic pathways and developing novel chemical entities.
| Molecular weight | 240.13 |
|---|---|
| Linear formula | CH3(CH2)3CH(C2H5)CH2I |
| Assay | 97% |
| Boiling point | 90 °C/18 mmHg(lit.) |
| Density | 1.337 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.491(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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 79 °C / 174.2 °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 2-Ethylhexyl iodide used for?
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2-Ethylhexyl iodide is primarily used as an intermediate in organic synthesis and as a building block for creating more complex organic molecules in research and development.
What are the CAS number and formula for 2-Ethylhexyl iodide?
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The CAS number is 1653-16-3, and the molecular formula is CH3(CH2)3CH(C2H5)CH2I.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Ethylhexyl iodide with an assay of 97%. This is a technical grade, and TSS does not represent it as USP, BP, or EP grade.
What are the safety concerns associated with 2-Ethylhexyl iodide?
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2-Ethylhexyl iodide is a warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used.
How is 2-Ethylhexyl iodide packed and shipped?
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2-Ethylhexyl iodide is carefully packed according to industry standards for safe handling and transportation, and TSS exports globally.
How can I request a sample or quote for 2-Ethylhexyl iodide?
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To request a sample or quote, please contact our sales department via the website or by phone.
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