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Methanesulfonyl chloride, 98%, Thermo Scientific Chemicals

$44.45 - $138.89

Chemical Identifiers

CAS 124-63-0
Molecular Formula CH3ClO2S
Molecular Weight (g/mol) 114.54
MDL Number MFCD00007454
InChI Key QARBMVPHQWIHKH-UHFFFAOYSA-N
Synonym mesyl chloride, methylsulfonyl chloride, methyl sulfochloride, methanesulphonyl chloride, chloro methyl sulfone, methanesulfuryl chloride, methanesulfonic acid chloride, methyl sulfonyl chloride, chloromethyl sulfone, mesylchloride
PubChem CID 31297
IUPAC Name methanesulfonyl chloride
SMILES CS(Cl)(=O)=O
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Products 2
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Catalog Number Mfr. No. Quantity Price Quantity  
AAA1338322
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Thermo Scientific Chemicals
A1338322
100 g
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AAA1338336
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Thermo Scientific Chemicals
A1338336
500 g
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Description

Description

Methanesulfonyl chloride is used as a reagent for conversion of alcohols to mesylate esters such as methanesulfonate, which is an intermediate in substitution reactions, elimination reactions, reductions, and rearrangement reactions viz. Beckmann rearrangement. It is an electrophile and acts as a source of CH3SO2+ group. It is also used to prepare beta-chloro sulfones, methanesulfonamide and heterocyclic compounds containing five membered sultones.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Methanesulfonyl chloride is used as a reagent for conversion of alcohols to mesylate esters such as methanesulfonate, which is an intermediate in substitution reactions, elimination reactions, reductions, and rearrangement reactions viz. Beckmann rearrangement. It is an electrophile and acts as a source of CH3SO2+ group. It is also used to prepare beta-chloro sulfones, methanesulfonamide and heterocyclic compounds containing five membered sultones.

Solubility
Miscible with alcohol, ether and organic solvents. Immiscible with water.

Notes
Moisture sensitive. Store in a cool place. Incompatible with strong bases, oxidizing agents and alcohols. It is a lachrymator and reacts with water.
Specifications

Chemical Identifiers

124-63-0
114.54
QARBMVPHQWIHKH-UHFFFAOYSA-N
31297
CS(Cl)(=O)=O
CH3ClO2S
MFCD00007454
mesyl chloride, methylsulfonyl chloride, methyl sulfochloride, methanesulphonyl chloride, chloro methyl sulfone, methanesulfuryl chloride, methanesulfonic acid chloride, methyl sulfonyl chloride, chloromethyl sulfone, mesylchloride
methanesulfonyl chloride

Specifications

124-63-0
1.477
97°C (206°F)
CH3ClO2S
MFCD00007454
UN3246
Moisture sensitive
mesyl chloride, methylsulfonyl chloride, methyl sulfochloride, methanesulphonyl chloride, chloro methyl sulfone, methanesulfuryl chloride, methanesulfonic acid chloride, methyl sulfonyl chloride, chloromethyl sulfone, mesylchloride
QARBMVPHQWIHKH-UHFFFAOYSA-N
methanesulfonyl chloride
31297
98%
Methanesulfonyl Chloride
°C to 33°C
161°C
98%
1.452
100 g
506297
14,5955
Miscible with alcohol,ether and organic solvents. Immiscible with water.
CS(Cl)(=O)=O
114.54
114.55
Liquid
Safety and Handling

Safety and Handling

GHS H Statement
H300-H310-H330-H314-H318

P234-P260-P264b-P270-P271-P272-P280-P284-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P333+P313-P363-P390-P501c

H290-H301+H311-H314-H317-H330-H335

DOTInformation : Transport Hazard Class: 6.1; Packing Group: I; Proper Shipping Name: METHANESULFONYL CHLORIDE

EINECSNumber : 204-706-1

RTECSNumber : PB2790000

TSCA : Yes

storageNote1 : Moisture Sensitive

Recommended Storage : Ambient temperatures

SDS
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RUO – Research Use Only