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1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone

Also known as: 3-Chlorocarbonyl-1-methanesulfonyl-2-imidazolidinone, 1-Chlorocarbonyl-3-methylsulfonyl-2-imidazolidone, 1-Chlorocarbonyl-3-methylsulfonyl-2-imidazoldinone, 1-Chloroformyl-3-mesyl-2-imidazolidone, 1-Chloroformyl-3-methanesulfonyl-2-imidazolidinone, 1-Imidazolidinecarbonyl chloride, 3-(methylsulfonyl)-2-oxo-, 3-(Methylsulfonyl)-2-oxo-1-imidazolidinecarbonyl chloride, 3-(Methylsulfonyl)-2-oxoimidazolidine-1-carbonyl chloride, 3-Methanesulfonyl-2-oxo-1-imidazolidinecarbonyl chloride, 3-Methanesulfonyl-2-oxo-imidazolidine-1-carbonyl chloride, 1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone, 1-Chlorocarbonyl-3-methylsulfonyl-imidazolidone(2)

1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone (CAS 41762-76-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H7ClN2O4S and a molecular weight of 226.638 g/mol. Key properties include a melting point of 168-173 °C(lit.), a boiling point of 347.9±25.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 164.2±23.2 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41762-76-9
Jingsj CID
J-9717-6
Molecular Formula
C5H7ClN2O4S
Molecular Weight
226.638 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point168-173 °C(lit.)
Boiling Point347.9±25.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point164.2±23.2 °C
Exact Mass225.981506
PSA83.14000
LogP-1.79
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.594

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone?

The CAS number of 1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone is 41762-76-9.

What are the molecular formula and molecular weight of 1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone?

1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone has molecular formula C5H7ClN2O4S and molecular weight 226.638 g/mol.

Is 1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone hazardous?

1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of 1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone?

For 1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone, Upstream Products: 1-Methanesulfonyl-2-imidazolidinone, Diphosgene, Bis(trichloromethyl) carbonate; Downstream Products: Mezlocillin, Mezlocillin sodium.

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

Last updated:

How to cite: Jingsj. "1-Chlorocarbonyl-3-methanesulfonyl-2-imidazolidinone (CAS 41762-76-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9717-6 (accessed 2026-11-09).

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