[A13328] Methanesulfonic anhydride, 97% | Alfa
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Brand: Alfa Aesar
| C2H6O5S2 | methanesulfonic anhydride
Chemical Identifiers
CAS
7143-01-3
Molecular Weight (g/mol)
174.19
Synonym
methanesulfonic anhydride
SMILES
CS(=O)(=O)OS(C)(=O)=O
InChI Key
IZDROVVXIHRYMH-UHFFFAOYSA-N
Molecular Formula
C2H6O5S2
IUPAC Name
methanesulfonyl methanesulfonate
Specifications
Appearance (Color)
White to grey to brown
Identification (FTIR)
Conforms
Form
Powder or crystals and/or chunks
Assay (Titration ex Anhydride)
≥96.0 to ≤104.0%
Melting Point (clear melt)
58-72°C
설명
Methanesulfonic anhydride is used to prepare methylsulfonyl esters called as mesylates. It finds application in the reaction of aromatic alkylation. It reacts with dimethylsulfoxide to get sulfoxonium complex, which is a useful oxidizing agent.
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
Methanesulfonic anhydride is used to prepare methylsulfonyl esters called as mesylates. It finds application in the reaction of aromatic alkylation. It reacts with dimethylsulfoxide to get sulfoxonium complex, which is a useful oxidizing agent.
Methanesulfonic anhydride is used to prepare methylsulfonyl esters called as mesylates. It finds application in the reaction of aromatic alkylation. It reacts with dimethylsulfoxide to get sulfoxonium complex, which is a useful oxidizing agent.
Solubility
Soluble in organic solvents.
Notes
Moisture sensitive. Hygroscopic. Keep the container tightly closed in a dry and well-ventilated place. Incompatible with strong oxidizing agents.
Other References:
UN Number:UN3261Beilstein:972316
GHS Hazard and Precautionary Statements
Hazard Statements:H314
GHS H StatementH314-H318Causes severe skin burns and eye damage.Causes serious eye damage.
Precautionary Statements:P260-P264b-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P501c
Risk & Safety
TSCA:Yes
경고:RUO – Research Use Only
CAS7143-01-3FORMULAC2H6O5S2HAZARD CLASS8EINECS230-442-1MDLMFCD00007556PACKAGING GROUPII
| Pakage | 10g, 250g, 25g, 50G |
|---|---|
| brand | Alfa Aesar |
