1,2-Bis(2-iodoethoxy)ethane
1,2-Bis(2-iodoethoxy)ethane (CAS: 36839-55-1) is a difunctional organoiodine compound with a molecular weight of 369.97 g/mol. Characterised by its ether linkages and terminal iodo groups, it serves as a versatile building block in organic synthesis. This compound is typically employed in reactions requiring electrophilic or nucleophilic substitution at the iodine-bearing carbons, facilitating the construction of more complex molecular architectures. It is supplied with an assay of 96%.
- Synonyms
- ICH2CH2OCH2CH2OCH2CH2I

Organic Synthesis Reagent
1,2-Bis(2-iodoethoxy)ethane acts as a bifunctional alkylating agent. Its two iodine atoms can be displaced by nucleophiles, allowing for the introduction of the -(CH2)2-O-(CH2)2-O-(CH2)2- chain into molecules.
Building Block for Complex Molecules
The compound is valuable in constructing polymers, macrocycles, and other intricate organic structures. The ether backbone offers flexibility, while the iodo groups provide reactive handles for further functionalization.
Research and Development
Utilised in academic and industrial research labs for exploring novel synthetic pathways and developing new materials or pharmaceutical intermediates.
| Molecular weight | 369.97 |
|---|---|
| Linear formula | ICH2CH2OCH2CH2OCH2CH2I |
| Assay | 96% |
| Density | 2.028 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.572(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 | 113 °C / 235.4 °F |
| 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 1,2-Bis(2-iodoethoxy)ethane used for?
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1,2-Bis(2-iodoethoxy)ethane is used as a bifunctional building block in organic synthesis for constructing complex molecules, polymers, and macrocycles, and in research and development.
What is the CAS number and formula for 1,2-Bis(2-iodoethoxy)ethane?
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The CAS number is 36839-55-1 and the linear formula is ICH2CH2OCH2CH2OCH2CH2I.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,2-Bis(2-iodoethoxy)ethane with a purity of 96% assay. This is a research grade chemical and not represented as USP, BP, or EP.
How should 1,2-Bis(2-iodoethoxy)ethane be handled?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation or use a suitable respirator, as the compound is a warning substance classified with H315, H319, and H335 hazards (skin, eye, and respiratory irritation).
Is 1,2-Bis(2-iodoethoxy)ethane a controlled substance?
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Based on the provided data, there is no indication that 1,2-Bis(2-iodoethoxy)ethane is a controlled substance.
How is 1,2-Bis(2-iodoethoxy)ethane packed, shipped, and exported?
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Tech Serve Solutions safely packs and ships chemicals in compliance with international regulations, serving global customers as an experienced exporter.
How can I request a sample or quote for 1,2-Bis(2-iodoethoxy)ethane?
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Please contact our sales team via the website or listed phone number to request a sample or a competitive quote for 1,2-Bis(2-iodoethoxy)ethane.
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