Triethylene glycol dimethyl ether
Also known as: Triglyme, 1,2-Bis(2-methoxyethoxy)ethane, 2,5,8,11-Tetraoxadodecane, 1-methoxy-2-[2-(2-methoxyethoxy)ethoxy]ethane, Dimethyltriglycol
Triethylene glycol dimethyl ether (CAS 112-49-2) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C8H18O4 and a molecular weight of 178.22600 g/mol. Key properties include a melting point of −45 °C(lit.), a boiling point of 216 °C(lit.), a density of 0.986 g/mL at 25 °C(lit.) and a flash point of 110.6 °C. It is classified under GHS with signal word Danger and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.
- CAS No.
- 112-49-2
- Jingsj CID
- J-1142-7
- Molecular Formula
- C8H18O4
- Molecular Weight
- 178.22600 g/mol
- Category
- Solvents
- Last updated
- 11/2/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −45 °C(lit.) |
|---|---|
| Boiling Point | 216 °C(lit.) |
| Density | 0.986 g/mL at 25 °C(lit.) |
| Flash Point | 110.6 °C |
| Exact Mass | 178.12100 |
| PSA | 36.92000 |
| LogP | 0.31240 |
| Additional Property | >4.7 (vs air) |
| Refractive Index | n20/D 1.423(lit.) |
GHS Safety & Compliance
- H319 — Causes serious eye irritation
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 Triethylene glycol dimethyl ether?
The CAS number of Triethylene glycol dimethyl ether is 112-49-2.
What are the molecular formula and molecular weight of Triethylene glycol dimethyl ether?
Triethylene glycol dimethyl ether has molecular formula C8H18O4 and molecular weight 178.22600 g/mol.
Is Triethylene glycol dimethyl ether hazardous?
Triethylene glycol dimethyl ether has GHS signal word Danger and hazard statements H319 — Causes serious eye irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Triethylene glycol dimethyl ether (CAS 112-49-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1142-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.