Methoxycarbonylsulfenyl chloride

甲氧基羰基磺酰氯

Also known as: Methyl chlorosulfanylformate, Carbomethoxysulfenyl chloride, (Chlorothio)formic acid methyl ester, (Chlorothio)methanoic acid methyl ester, S-Chloro O-methyl thiocarbonate, 5-Chloro O-methyl thiocarbonate, Methoxycarbonylsulfenyl chloride,97%

Methoxycarbonylsulfenyl chloride (CAS 26555-40-8) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C2H3ClO2S and a molecular weight of 126.56200 g/mol. It is also known as Methyl chlorosulfanylformate, Carbomethoxysulfenyl chloride and (Chlorothio)formic acid methyl ester. Key properties include a boiling point of 133-134 °C(lit.), a density of 1.399 g/mL at 25 °C(lit.) and a flash point of 130 °F. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26555-40-8
Jingsj CID
J-36411-5
Molecular Formula
C2H3ClO2S
Chinese Name
甲氧基羰基磺酰氯
Molecular Weight
126.56200 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point133-134 °C(lit.)
Density1.399 g/mL at 25 °C(lit.)
Flash Point130 °F

GHS Safety & Compliance

Flammable / CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of Methoxycarbonylsulfenyl chloride?

The CAS number of Methoxycarbonylsulfenyl chloride is 26555-40-8.

What are the molecular formula and molecular weight of Methoxycarbonylsulfenyl chloride?

Methoxycarbonylsulfenyl chloride has molecular formula C2H3ClO2S and molecular weight 126.56200 g/mol.

Is Methoxycarbonylsulfenyl chloride hazardous?

Methoxycarbonylsulfenyl chloride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Methoxycarbonylsulfenyl chloride (CAS 26555-40-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36411-5 (accessed 2026-10-22).

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