Tetraethylene glycol monooctadecyl ether
Tetraethylene glycol monooctadecyl ether (CAS 59970-10-4), with the linear formula CH3(CH2)17(OCH2CH2)4OH, is a non-ionic surfactant and a valuable laboratory reagent. It possesses a molecular weight of 446.70 g/mol. This compound is primarily utilised in biochemical research and as a component in detergent formulations due to its surface-active properties. Supplied by Tech Serve Solutions, it offers reliable performance for various scientific and industrial applications.
- IUPAC
- C18E4,Octadecyl tetraethylene glycol ether,Octadecyltetraglycol
- Synonyms
- C18E4Octadecyl tetraethylene glycol etherOctadecyltetraglycol

Biochemical Research
Tetraethylene glycol monooctadecyl ether serves as a useful reagent in biochemical studies, particularly where non-ionic surfactant properties are required for solubilisation or stabilisation.
Detergent Formulations
As a non-ionic detergent, this compound finds application in the development of cleaning solutions and specialised formulations requiring emulsifying or wetting agents.
Laboratory Reagent
Its defined chemical structure and purity make it suitable for use as a general laboratory reagent in various analytical and synthetic procedures.
| Molecular weight | 446.70 |
|---|---|
| Linear formula | CH3(CH2)17(OCH2CH2)4OH |
| Assay | ≥99.0% (GC) |
| Melting point | 44-46 °C |

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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| 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 |
|---|---|
| Product Line | BioXtra |
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 Tetraethylene glycol monooctadecyl ether used for?
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Tetraethylene glycol monooctadecyl ether is used in biochemical research and as a non-ionic detergent in various formulations.
What is the CAS number and formula for Tetraethylene glycol monooctadecyl ether?
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The CAS number is 59970-10-4 and the linear formula is CH3(CH2)17(OCH2CH2)4OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetraethylene glycol monooctadecyl ether with an assay of ≥99.0% (GC). We do not represent this product as USP, BP, or EP grade.
How should Tetraethylene glycol monooctadecyl ether be handled safely?
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This compound is classified as an irritant (H315, H319, H335). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes.
Is Tetraethylene glycol monooctadecyl ether available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Tetraethylene glycol monooctadecyl ether.
How can I request a sample or quote for Tetraethylene glycol monooctadecyl ether?
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Please contact our sales team through the website or by phone to request a sample or a formal quotation for Tetraethylene glycol monooctadecyl ether.
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