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Chloro(methylsulfonyl)methane

Also known as: Methane, chloro(methylsulfonyl)-, Chloromethyl Methyl Sulfone, Chloro-methanesulfonyl-methane, Chloromethyl methyl sulfone, (Chloromethyl)(methyl)sulfone, Methyl chloromethyl sulfone, Monochlorodimethyl Sulfone, α-Chlorodimethylsulfone, 1-Chloro-1-(methylsulfonyl)methane, Chloromethyl methyl sulphone

Chloro(methylsulfonyl)methane (CAS 2351-74-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C2H5ClO2S and a molecular weight of 128.57800 g/mol. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
2351-74-8
Jingsj CID
J-1960329-3
Molecular Formula
C2H5ClO2S
Molecular Weight
128.57800 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/2/2026

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Physicochemical Properties

Exact Mass127.97000
PSA42.52000
LogP1.30810
InChIKeyMZMGJAFJUYKKLI-UHFFFAOYSA-N
SMILESCS(=O)(=O)CCl

Customs & Trade Information

HS Code2904909090
SummaryHS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Chloro(methylsulfonyl)methane?

The CAS number of Chloro(methylsulfonyl)methane is 2351-74-8.

What are the molecular formula and molecular weight of Chloro(methylsulfonyl)methane?

Chloro(methylsulfonyl)methane has molecular formula C2H5ClO2S and molecular weight 128.57800 g/mol.

What are the upstream and downstream products of Chloro(methylsulfonyl)methane?

For Chloro(methylsulfonyl)methane, Upstream Products: Chloromethyl methyl sulfide; Downstream Products: 1-Phenyl-2-propen-1-ol, 4-Methyl-1-penten-3-ol, Methylthiomethyl p-tolyl sulfone.

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

Last updated:

How to cite: Jingsj. "Chloro(methylsulfonyl)methane (CAS 2351-74-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1960329-3 (accessed 2026-11-09).

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