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Methane sulfonic anhydride

Methane sulfonic anhydride

CAS Number: 71-01-3

Molecular Formula: C2H6O5S2

About Methane sulfonic anhydride

Methane sulfonic anhydride (CAS 7143-01-3) serves as a premier reagent for the preparation of high purity fine chemicals such as glycosyl mesylates and methanesulfonamides, with US-based CDMOs increasingly leveraging its role as a halogen-free alternative to methanesulfonyl chloride to minimize corrosive by-products in...

Methane sulfonic anhydride Specifications

CAS Number

71-01-3

Molecular Formula

C2H6O5S2

Molecular Weight

174.20 g/mol

IUPAC Name

methylsulfonyl methanesulfonate

Canonical SMILES

CS(=O)(=O)OS(=O)(=O)C

InChI Key

IZDROVVXIHRYMH-UHFFFAOYSA-N

PubChem CID

81560

CAS Number

71-01-3

Molecular Formula

C2H6O5S2

Molecular Weight

174.20 g/mol

IUPAC Name

methylsulfonyl methanesulfonate

Canonical SMILES

CS(=O)(=O)OS(=O)(=O)C

InChI Key

IZDROVVXIHRYMH-UHFFFAOYSA-N

PubChem CID

81560

Molecular Weight

174.20 g/mol

Physical appearance

White to grey to brown powder or crystals and/or chunks

Organic Synthesis Reagent

A versatile methanesulfonylation reagent primarily used for the preparation of methyl sulfonates (mesylates) and methanesulfonamides from alcohols and amines

Oxidizing Agent

A specialized component used in combination with dimethyl sulfoxide for the oxidation of primary and secondary alcohols to their corresponding aldehydes and ketones

Chemical Building Block

A functionalized organic anhydride utilized as a starting material in the synthesis of complex medicinal compounds, glycosyl mesylates, and aryl ketones through Friedel-Crafts acylation.

Methane sulfonic anhydride FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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