Chloromethanesulfonyl chloride, 95%

Description

CAS: 3518-65-8 | CH2Cl2O2S | 148.99 g/mol

It is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dye stuff. It is synthesis of chloromethanesulfonates and chloromethanesulfonamides. It is also used for conversion of alcohols into the inverted acetates, azides and nitriles, and rearrangement of carbon-carbon and carbon-oxygen bonds under mild conditions, and in electrophilic and radical reactions.

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.

Specifications

Chemical Identifiers

• CAS: 3518-65-8
• Molecular Formula: CH2Cl2O2S
• Molecular Weight (g/mol): 148.99
• MDL Number: MFCD00014727
• InChI Key: KQDDQXNVESLJNO-UHFFFAOYSA-N
• Synonym: methanesulfonyl chloride, chloro, chloromethylsulfonyl chloride, chloromethanesulphonyl chloride, chlormethansulfochlorid, chlormethansulfonylchlorid, chloromesyl chloride, chloromethyl sulfonyl chloride, chlormethansulfochlorid czech, chlormethansulfonylchlorid czech, chlorid kyseliny chlormethansulfonove
• PubChem CID: 77054
• IUPAC Name: chloromethanesulfonyl chloride
• SMILES: ClCS(Cl)(=O)=O

• Color: Colorless to Yellow
• Density: 1.67 g/mL
• Boiling Point: 78°C to 81°C (20 mmHg)
• Odor: Acidic
• Assay Percent Range: 98%
• Linear Formula: ClCH₂SO₂Cl
• Quantity: 50 g
• UN Number: UN3265
• Beilstein: 1811761
• Sensitivity: Moisture sensitive
• Solubility Information: It is soluble in dichloromethane,pyridine,and most organic solvents. It is insoluble in water.
• Formula Weight: 149
• Percent Purity: 98%
• Physical Form: Liquid
• Chemical Name or Material: Chloromethanesulfonyl chloride

Safety and Handling

Hazard Category	H302+H312+H332-H314-H335
Hazard Statement	GHS H Statement H314-H318-H302 Causes severe skin burns and eye damage. Causes serious eye damage. Harmful if swallowed.
Precautionary Statement	P260-P264b-P270-P271-P280-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P501c
DOTInformation	Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.
EINECSNumber	222-526-1
RTECSNumber	PB2800000
TSCA	No
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only