Tetraethylene glycol dimethyl ether
Also known as: Tetraglyme, Dimethoxytetraethylene glycol, Dimethyltetraglycol, Glyme-5, 2,5,8,11,14-Pentaoxapentadecane, Bis[2-(2-methoxyethoxy)ethyl] ether, 1,11-dimethoxy-3,6,9-trioxa-undecane, 1-methoxy-2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethane, Me-PEG4-Me, 1-(2-methoxyethoxy)-2-[2-(2-methoxyethoxy)-ethoxy]-ethane
Tetraethylene glycol dimethyl ether (CAS 143-24-8) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C10H22O5 and a molecular weight of 222.279 g/mol. Key properties include a melting point of −30 °C(lit.), a boiling point of 275.3±0.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 140.6±0.0 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 143-24-8
- Jingsj CID
- J-11081-6
- Molecular Formula
- C10H22O5
- Molecular Weight
- 222.279 g/mol
- Category
- Solvents
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −30 °C(lit.) |
|---|---|
| Boiling Point | 275.3±0.0 °C at 760 mmHg |
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 140.6±0.0 °C |
| Exact Mass | 222.146729 |
| PSA | 46.15000 |
| LogP | -1.51 |
| Additional Property | 7.7 (vs air) |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.421 |
GHS Safety & Compliance
Activity & Biological Data
| Target | PEGs |
|---|---|
| Additional Information | [1]. An S, et al. Small-molecule PROTACs: An emerging and promising approach for the development of targeted therapy drugs. EBioMedicine. 2018 Oct;36:553-562 |
Customs & Trade Information
| HS Code | 2901100000 |
|---|---|
| Summary | 2901100000 saturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Tetraethylene glycol dimethyl ether?
The CAS number of Tetraethylene glycol dimethyl ether is 143-24-8.
What are the molecular formula and molecular weight of Tetraethylene glycol dimethyl ether?
Tetraethylene glycol dimethyl ether has molecular formula C10H22O5 and molecular weight 222.279 g/mol.
Is Tetraethylene glycol dimethyl ether hazardous?
Tetraethylene glycol dimethyl ether has GHS signal word Danger.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Tetraethylene glycol dimethyl ether (CAS 143-24-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11081-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.