What is the Methanesulfonic anhydride?

Methanesulfonic anhydride is white to light brown to grey powder, crystals, while it's Molecular Formula is C2H6O5S2. white to light brown to grey powder, crystals 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.

What is the CAS number for Methanesulfonic anhydride?

The CAS number of Methanesulfonic anhydride is 7143-01-3.

What is Methanesulfonic anhydride (7143-01-3) used for?

Methanesulfonic anhydride is a white to light brown to grey powder or crystalline substance that is used as a reagent in various chemical reactions. It is known for its ability to prepare methylsulfonyl esters, also known as mesylates, and is involved in the reaction of aromatic alkylation.InChI:InChI=1/C2H6O5S2/c1-8(3,4)7-9(2,5)6/h1-2H3

What is the Methanesulfonic anhydride?

Methanesulfonic anhydride is white to light brown to grey powder, crystals, while it's Molecular Formula is C2H6O5S2. white to light brown to grey powder, crystals 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.

What is the CAS number for Methanesulfonic anhydride?

The CAS number of Methanesulfonic anhydride is 7143-01-3.

What is Methanesulfonic anhydride (7143-01-3) used for?

Methanesulfonic anhydride is a white to light brown to grey powder or crystalline substance that is used as a reagent in various chemical reactions. It is known for its ability to prepare methylsulfonyl esters, also known as mesylates, and is involved in the reaction of aromatic alkylation.InChI:InChI=1/C2H6O5S2/c1-8(3,4)7-9(2,5)6/h1-2H3

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Product classification

Methanesulfonic anhydride

CAS：7143-01-3
purity：99%

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Details

Methanesulfonic anhydride Good Manufacturer supply High Quality 7143-01-3

Molecular Formula: C2H6O5S2
Molecular Weight: 174.199
Appearance/Colour: white to light brown to grey powder, crystals
Vapor Pressure: 0.00386mmHg at 25°C
Melting Point: 64-67 °C(lit.)
Refractive Index: 1.469
Boiling Point: 289.3 °C at 760 mmHg
Flash Point: 128.7 °C
PSA： 94.27000
Density: 1.583 g/cm³
LogP: 1.08380

Methanesulfonic anhydride(Cas 7143-01-3) Usage

InChI:InChI=1/C2H6O5S2/c1-8(3,4)7-9(2,5)6/h1-2H3

7143-01-3 Relevant articles

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7143-01-3 Process route

: 34557-54-5,27936-85-2
methane

: 75-75-2,98527-29-8
methanesulfonic acid

: 7143-01-3
Methanesulfonic anhydride

Conditions

Conditions	Yield
With sulfuric acid; sulfur trioxide; dihydrogen peroxide; at 50 ℃; under 75007.5 Torr; Large scale;	82%

: 75-75-2,98527-29-8
methanesulfonic acid

: 7143-01-3
Methanesulfonic anhydride

Conditions

Conditions	Yield
With thionyl chloride; for 3h; Reflux; Inert atmosphere;	58%
With di-p-tolylcarbodiimide; benzene;
With thionyl chloride;
With phosphorus pentoxide;
With succinoyl dichloride;
With phosphorus pentoxide; at 100 ℃; for 2h;
With phosphorus pentoxide;
With thionyl chloride; for 1h; Heating;
With phosphorus pentoxide; at 80 - 90 ℃; for 3h;