Dichloromethyl methyl ether
Also known as: 1,1-Dichlorodimethyl ether, 1,1-Dichloro-1-methoxymethane, Dichloro(methoxy)methane, asym-Dichlorodimethyl ether, α,α-Dichloromethyl methyl ether, Dichloromethoxymethane
Dichloromethyl methyl ether (CAS 4885-02-3) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C2H4Cl2O and a molecular weight of 114.959 g/mol. Key properties include a melting point of 85ºC, a boiling point of 85.0±0.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 42.2±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4885-02-3
- Jingsj CID
- J-18519-4
- Molecular Formula
- C2H4Cl2O
- Molecular Weight
- 114.959 g/mol
- Category
- Ethers
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 85ºC |
|---|---|
| Boiling Point | 85.0±0.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 42.2±0.0 °C |
| Exact Mass | 113.963921 |
| PSA | 9.23000 |
| LogP | 0.73 |
| Vapor Pressure | 79.0±0.1 mmHg at 25°C |
| Refractive Index | 1.413 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H302 — Harmful if swallowed
- H332 — Harmful if inhaled
- H314 — Causes severe skin burns and eye damage
Frequently Asked Questions
What is the CAS number of Dichloromethyl methyl ether?
The CAS number of Dichloromethyl methyl ether is 4885-02-3.
What are the molecular formula and molecular weight of Dichloromethyl methyl ether?
Dichloromethyl methyl ether has molecular formula C2H4Cl2O and molecular weight 114.959 g/mol.
Is Dichloromethyl methyl ether hazardous?
Dichloromethyl methyl ether has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H332 — Harmful if inhaled.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dichloromethyl methyl ether (CAS 4885-02-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18519-4 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.