1,4-Diiodo-2,5-dioctylbenzene
1,4-Diiodo-2,5-dioctylbenzene (CAS: 171569-01-0) is a specialised organic compound with the molecular formula C22H36I2 and a molecular weight of 554.33 g/mol. This halogenated aromatic hydrocarbon serves as a valuable building block in organic synthesis. Its structure, featuring two iodine atoms and two long alkyl chains on a benzene ring, makes it suitable for applications requiring specific molecular architectures, particularly in materials science and complex molecule construction.
- Synonyms
- 171569-01-0C22H36I2

Organic Synthesis Building Block
This compound acts as a versatile synthon for introducing the 1,4-diiodo-2,5-dioctylphenyl moiety into larger molecules. The reactive carbon-iodine bonds are amenable to various cross-coupling reactions, enabling the formation of carbon-carbon and carbon-heteroatom bonds.
Materials Science Intermediate
The long alkyl chains impart solubility and influence the self-assembly properties of derived materials. It can be utilised in the synthesis of organic electronic materials, polymers, or liquid crystals where controlled molecular architecture is crucial.
Research and Development
As a specialised chemical, it is employed in academic and industrial research laboratories for exploring new synthetic methodologies and developing novel functional materials. Its unique structure offers opportunities for advanced chemical research.
| Molecular weight | 554.33 |
|---|---|
| Empirical formula | C22H36I2 |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 1,4-Diiodo-2,5-dioctylbenzene used for?
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1,4-Diiodo-2,5-dioctylbenzene is primarily used as a building block in organic synthesis and as an intermediate in materials science research. Its reactive iodine atoms and alkyl chains make it suitable for constructing complex organic molecules and functional materials.
What are the CAS number and formula for 1,4-Diiodo-2,5-dioctylbenzene?
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The CAS number for 1,4-Diiodo-2,5-dioctylbenzene is 171569-01-0, and its molecular formula is C22H36I2.
What grade and purity does Tech Serve Solutions supply for 1,4-Diiodo-2,5-dioctylbenzene?
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Tech Serve Solutions supplies 1,4-Diiodo-2,5-dioctylbenzene at a research or technical grade. We do not represent this product as USP, BP, or EP grade.
How should 1,4-Diiodo-2,5-dioctylbenzene be handled safely?
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According to GHS guidelines, 1,4-Diiodo-2,5-dioctylbenzene is a Warning substance with hazard statement H319 (Causes serious eye irritation). Handle with care, using safety precautions such as eyeshields and gloves. A type N95 respirator filter is recommended for protection.
Is 1,4-Diiodo-2,5-dioctylbenzene a controlled substance?
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The provided data does not indicate that 1,4-Diiodo-2,5-dioctylbenzene is a controlled substance.
How is 1,4-Diiodo-2,5-dioctylbenzene packaged and exported?
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Tech Serve Solutions, as a specialist global supplier, packages and exports chemicals in compliance with international shipping regulations to ensure safe transit worldwide.
How can I request a quote or sample for 1,4-Diiodo-2,5-dioctylbenzene?
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To request a quote or a sample of 1,4-Diiodo-2,5-dioctylbenzene, please contact our sales department through the TSS website or by telephone.
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