Dodecaethylene glycol
Dodecaethylene glycol (CAS: 6790-09-6), with the linear formula HO(CH2CH2O)12H and a molecular weight of 546.65 g/mol, is a high-purity polyethylene glycol oligomer. It is a valuable chemical intermediate used in diverse applications, primarily within chemical synthesis and chemical biology. Its specific oligomer structure makes it suitable for specialised research and development purposes.
- IUPAC
- PED-diol (n=12)

Chemical Synthesis
Dodecaethylene glycol serves as a building block or reactant in complex organic synthesis pathways. Its defined chain length allows for precise control in creating larger molecules and polymers.
Chemical Biology
This PEG oligomer is employed in biochemical research and development. It can be utilised in studies involving molecular interactions or as a component in biochemical assays where defined polymer properties are essential.
PEGylation Research
As a specific polyethylene glycol, it is relevant for research into PEGylation techniques. This involves attaching PEG chains to other molecules to modify their properties, such as solubility or circulation time.
| Molecular weight | 546.65 |
|---|---|
| Linear formula | HO(CH2CH2O)12H |
| Assay | ≥95% (oligomer purity) |
| 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 Dodecaethylene glycol used for?
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Dodecaethylene glycol (CAS: 6790-09-6) is primarily used in chemical synthesis and chemical biology. It is also relevant for research into PEGylation.
What are the CAS number and chemical formula for Dodecaethylene glycol?
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The CAS number is 6790-09-6 and the linear formula is HO(CH2CH2O)12H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dodecaethylene glycol with an oligomer purity of ≥95%. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling precautions for Dodecaethylene glycol?
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Users should wear eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended for respiratory protection. In Germany, it is classified with WGK 3.
How is Dodecaethylene glycol packed and shipped?
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Dodecaethylene glycol is available from Tech Serve Solutions for global export. Specific packing details will be provided upon request.
How can I request a sample or quote for Dodecaethylene glycol?
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To request a sample or a quote for Dodecaethylene glycol, please contact our sales team via the website or direct enquiry form.
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