5-(Chloromethyl)oxazolidin-2-one

5-氯甲基-2-恶唑烷酮

Also known as: 5-Chloromethyl-2-oxazolidinone, 5-(Chloromethyl)-1,3-oxazolidin-2-one, 5-Chloromethyl-2-oxazolidone, 5-Chlormethyloxazolidin-2-one, NSC 111158, MFCD00005269

5-(Chloromethyl)oxazolidin-2-one (CAS 22625-57-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C4H6ClNO2 and a molecular weight of 135.549 g/mol. It is also known as 5-Chloromethyl-2-oxazolidinone, 5-(Chloromethyl)-1,3-oxazolidin-2-one and 5-Chloromethyl-2-oxazolidone. Key properties include a melting point of 102-104 °C(lit.), a boiling point of 382.8±11.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 185.3±19.3 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22625-57-6
Jingsj CID
J-27820-9
Molecular Formula
C4H6ClNO2
Chinese Name
5-氯甲基-2-恶唑烷酮
Molecular Weight
135.549 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point102-104 °C(lit.)
Boiling Point382.8±11.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point185.3±19.3 °C
Exact Mass135.008713
PSA38.33000
LogP0.20
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.456

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-(Chloromethyl)oxazolidin-2-one?

The CAS number of 5-(Chloromethyl)oxazolidin-2-one is 22625-57-6.

What are the molecular formula and molecular weight of 5-(Chloromethyl)oxazolidin-2-one?

5-(Chloromethyl)oxazolidin-2-one has molecular formula C4H6ClNO2 and molecular weight 135.549 g/mol.

Is 5-(Chloromethyl)oxazolidin-2-one hazardous?

5-(Chloromethyl)oxazolidin-2-one has GHS signal word Danger and hazard statements H301 — Toxic if swallowed.

What are the upstream and downstream products of 5-(Chloromethyl)oxazolidin-2-one?

For 5-(Chloromethyl)oxazolidin-2-one, Upstream Products: Potassium cyanate, Epichlorohydrin, Cyanic acid.

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

Last updated:

How to cite: Jingsj. "5-(Chloromethyl)oxazolidin-2-one (CAS 22625-57-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27820-9 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.