Triethylene glycol monododecyl ether
Triethylene glycol monododecyl ether (CAS 3055-94-5, formula CH3(CH2)11(OCH2CH2)3OH) is a non-ionic surfactant with a molecular weight of 318.49 g/mol. This compound finds utility across various laboratory and industrial applications due to its detergent properties. It is primarily used in biochemical research and as a general-purpose detergent in laboratory settings. Tech Serve Solutions supplies this chemical with a purity of ≥98.0% (GC).
- IUPAC
- C12E3,Dodecyl triethylene glycol ether,Dodecyltriglycol,Polyoxyethylene (3) lauryl ether
- Synonyms
- C12E3Dodecyl triethylene glycol etherDodecyltriglycolPolyoxyethylene (3) lauryl ether

Biochemical Research
Triethylene glycol monododecyl ether serves as a valuable reagent in biochemical studies. Its properties as a non-ionic detergent facilitate its use in various experimental protocols within this field.
Laboratory Detergent
As a non-ionic detergent, this compound is employed for general cleaning and solubilisation tasks within laboratory environments. Its formulation ensures effective detergency for diverse applications.
Industrial Applications
The surfactant properties of Triethylene glycol monododecyl ether lend themselves to various industrial processes where emulsification or dispersion is required. It is particularly noted within detergent formulations.
| Molecular weight | 318.49 |
|---|---|
| Linear formula | CH3(CH2)11(OCH2CH2)3OH |
| Assay | ≥98.0% (GC) |
| Density | 0.927 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.451 |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36 |
| Safety statements (S) | 26-36 |
| Cation traces | Ca: ≤50 mg/kgCd: ≤50 mg/kgCo: ≤50 mg/kgCr: ≤50 mg/kgCu: ≤50 mg/kgFe: ≤50 mg/kgK: ≤50 mg/kgMg: ≤50 mg/kgMn: ≤50 mg/kgNa: ≤50 mg/kgNi: ≤50 mg/kgPb: ≤50 mg/kgZn: ≤50 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Description | non-ionic |
|---|
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 Triethylene glycol monododecyl ether used for?
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Triethylene glycol monododecyl ether is used in biochemical research and as a general-purpose laboratory detergent, leveraging its non-ionic surfactant properties.
What are the CAS number and formula for Triethylene glycol monododecyl ether?
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The CAS number is 3055-94-5 and the chemical formula is CH3(CH2)11(OCH2CH2)3OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Triethylene glycol monododecyl ether with a minimum assay of 98.0% by Gas Chromatography (GC). We do not represent this product as USP, BP, or EP grade.
What are the primary safety hazards associated with this chemical?
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This chemical is classified with GHS07 and a 'Warning' signal word, primarily associated with Hazard Statement H319, indicating it causes serious eye irritation. Appropriate personal protective equipment, including eyeshields and gloves, should be used during handling.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions offers this chemical for export, packed according to industry standards to ensure safe transit and product integrity.
How can I request a sample or a quote for Triethylene glycol monododecyl ether?
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To request a sample or a quote, please contact our sales team through the website or by phone, providing the product name and CAS number (3055-94-5).
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