4,4′-Diiodobiphenyl
4,4′-Diiodobiphenyl (CAS: 3001-15-8) is an organoiodine compound with the linear formula IC<sub>6</sub>H<sub>4</sub>C<sub>6</sub>H<sub>4</sub>I and a molecular weight of 406.00 g/mol. This compound serves as a valuable building block in organic synthesis, particularly in cross-coupling reactions. It is often utilised in the creation of advanced materials and complex organic structures due to the reactivity of its carbon-iodine bonds.
- Synonyms
- IC6H4C6H4I

Organic Synthesis Intermediate
4,4′-Diiodobiphenyl is employed as a key intermediate in the synthesis of various organic compounds. Its diiodinated structure allows for diverse coupling reactions, facilitating the construction of more complex molecules.
Material Science Precursor
This compound can be a precursor in the development of novel organic materials. The biphenyl core and iodine substituents offer opportunities for polymerisation and functionalisation in materials research.
Research and Development
Used in academic and industrial research labs for exploring new synthetic pathways and developing novel chemical entities. Its specific structure is beneficial for studying reaction mechanisms and developing new catalysts.
| Molecular weight | 406.00 |
|---|---|
| Linear formula | IC6H4C6H4I |
| Assay | 90% |
| Grade | technical grade |
| Melting point | 201-204 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3152PSN1 9 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 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 4,4′-Diiodobiphenyl used for?
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4,4′-Diiodobiphenyl is primarily used as an intermediate in organic synthesis and as a precursor in material science. It is valuable for creating complex organic molecules and functional materials.
What is the CAS number and chemical formula for 4,4′-Diiodobiphenyl?
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The CAS number is 3001-15-8, and its linear formula is IC<sub>6</sub>H<sub>4</sub>C<sub>6</sub>H<sub>4</sub>I.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,4′-Diiodobiphenyl in technical grade with an assay of 90%. We do not represent this product as USP, BP, or EP grade.
How should 4,4′-Diiodobiphenyl be handled?
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Handling requires appropriate personal protective equipment including a dust mask type N95 (US), eyeshields, and gloves. This compound is harmful if swallowed, in contact with skin, or if inhaled (H302, H312, H332).
Is 4,4′-Diiodobiphenyl a controlled substance?
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The provided safety data does not indicate that 4,4′-Diiodobiphenyl is a controlled substance.
How is 4,4′-Diiodobiphenyl packed and exported?
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4,4′-Diiodobiphenyl is packed according to transport regulations, for example, UN 3152, Class 9, Packing Group II. Tech Serve Solutions is a specialist global supplier and exporter.
How can I request a quote or sample?
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To request a quote or sample of 4,4′-Diiodobiphenyl, please contact our sales team through the website or designated contact channels.
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