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2-Chloroethyl methyl ether

Also known as: 1-Chloro-2-methoxyethane, 2-Methoxyethyl chloride, beta-Chloroethyl methyl ether, Chloroethyl methyl ether, Ethane, 1-chloro-2-methoxy-

2-Chloroethyl methyl ether (CAS 627-42-9) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C3H7ClO and a molecular weight of 94.540 g/mol. Key properties include a melting point of -55 °C, a boiling point of 92.5±0.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 15.0±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 H312 — Harmful in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
627-42-9
Jingsj CID
J-1990711-8
Molecular Formula
C3H7ClO
Molecular Weight
94.540 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-55 °C
Boiling Point92.5±0.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point15.0±0.0 °C
Exact Mass94.018539
PSA9.23000
LogP0.55
Vapor Pressure58.4±0.1 mmHg at 25°C
Refractive Index1.387
Additional Property60 g/L (20 C)

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled

Customs & Trade Information

HS Code2909199090
Summary2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Chloroethyl methyl ether?

The CAS number of 2-Chloroethyl methyl ether is 627-42-9.

What are the molecular formula and molecular weight of 2-Chloroethyl methyl ether?

2-Chloroethyl methyl ether has molecular formula C3H7ClO and molecular weight 94.540 g/mol.

Is 2-Chloroethyl methyl ether hazardous?

2-Chloroethyl methyl ether has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H312 — Harmful in contact with skin.

What are the upstream and downstream products of 2-Chloroethyl methyl ether?

For 2-Chloroethyl methyl ether, Upstream Products: 1,2-Dimethoxyethane, Trimethyloxonium tetrafluoroborate, 2-Methoxyethanol; Downstream Products: (2-Methoxyethyl)benzene, Propane-1,3-diyl bis(4-methylbenzenesulfonate), 4-(2-Methoxyethoxy)aniline.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Chloroethyl methyl ether (CAS 627-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990711-8 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.