1-Iodohexadecane
1-Iodohexadecane (CAS 544-77-4), with the molecular formula CH3(CH2)15I, is a halogenated hydrocarbon. It functions as an alkylating agent and a valuable building block in organic synthesis. Primarily utilised in research and development settings, it has been employed in the creation of specialised surfactants and complex organic molecules. Its chemical structure facilitates its use in various synthetic pathways requiring the introduction of a C16 alkyl chain.
- IUPAC
- Hexadecyl iodide
- Synonyms
- Hexadecyl iodide1-Hexadecanoyl iodide

Surfactant Synthesis
1-Iodohexadecane has been used in the synthesis of alkyl immidazolium surfactants, specifically 1-hexadecyl-imidazolium (Imm-C16) and dihexadecyl-imidazolium (Imm-2C16).
Organic Synthesis
This compound serves as a key intermediate in the chemical synthesis of complex organic molecules, such as 1-O-hexadecyl dihydroxyacetone-3-phosphate.
Alkylating Agent
The iodine atom in 1-Iodohexadecane makes it an effective alkylating agent for introducing a long C16 alkyl chain in various organic transformations.
| Molecular weight | 352.34 |
|---|---|
| Linear formula | CH3(CH2)15I |
| Assay | 95% |
| Boiling point | 206-207 °C/10 mmHg(lit.) |
| Density | 1.121 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4806(lit.) |
| Contains / stabiliser | copper as stabilizer |
| Melting point | 21-23 °C(lit.) |
| Application | 1-Iodohexadecane was used in the synthesis of alkyl immidazolium surfactants, 1-hexadecyl-imidazolium (Imm-C16) and dihexadecyl-imidazolium (Imm-2C16)1. It was also used in the chemical synthesis of 1-O-hexadecyl dihydroxyacetone-3-phosphate2. |


Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H400Very toxic to aquatic life
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3082 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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-Iodohexadecane used for?
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1-Iodohexadecane is primarily used in organic synthesis as a building block and alkylating agent, notably in the creation of specialised surfactants and complex organic molecules.
What are the CAS number and formula for 1-Iodohexadecane?
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The CAS number for 1-Iodohexadecane is 544-77-4, and its linear formula is CH3(CH2)15I.
What grade and purity does Tech Serve Solutions supply for 1-Iodohexadecane?
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Tech Serve Solutions supplies 1-Iodohexadecane with an assay of 95%. We do not represent this product as USP, BP, or EP grade.
How should 1-Iodohexadecane be handled safely?
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1-Iodohexadecane is classified with GHS07 and GHS09 symbols, indicating it can cause skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335), and is very toxic to aquatic life (H400). Handle with appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation.
Is 1-Iodohexadecane available for export and international shipment?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 1-Iodohexadecane, and can facilitate international shipments.
How can I request a quote or sample for 1-Iodohexadecane?
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To request a quote or sample for 1-Iodohexadecane, please contact our sales team through the website or by phone.
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