| Methanesulfonic anhydride Basic information |
| Product Name: | Methanesulfonic anhydride |
| Synonyms: | fonic acid, 1,1'-anhydride;METHANESULPHONIC ANHYDRIDE;METHANESULFONIC ANHYDRIDE;METHYLSULFONIC ANHYDRIDE;Mesyl anhydride;Methanesulfonic acid, anhydride;methanesulfonicacid,anhydride;Mesic anhydride |
| CAS: | 7143-01-3 |
| MF: | C2H6O5S2 |
| MW: | 174.19 |
| EINECS: | 230-442-1 |
| Product Categories: | Organic Building Blocks;Sulfonic/Sulfinic Acid Anhydrides;Sulfur Compounds;bc0001 |
| Mol File: | 7143-01-3.mol |
| Methanesulfonic anhydride Chemical Properties |
| Melting point | 64-67 °C (lit.) |
| Boiling point | 125 °C/4 mmHg (lit.) |
| density | 1,36 g/cm3 |
| vapor density | 3.3 (vs air) |
| refractive index | 1.5300 (estimate) |
| Fp | 125°C/4mm |
| storage temp. | Store at <= 20°C. |
| solubility | Soluble in organic solvents. |
| form | Powder, Crystals and/or Chunks |
| color | White to light brown to gray |
| Sensitive | Moisture Sensitive |
| BRN | 972316 |
| InChIKey | IZDROVVXIHRYMH-UHFFFAOYSA-N |
| CAS DataBase Reference | 7143-01-3(CAS DataBase Reference) |
| NIST Chemistry Reference | Methanesulfonic anhydride(7143-01-3) |
| EPA Substance Registry System | Methanesulfonic acid, anhydride (7143-01-3) |
| Safety Information |
| Hazard Codes | C |
| Risk Statements | 14-35 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| F | 3-10 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | III |
| HS Code | 29041000 |
| MSDS Information |
| Provider | Language |
|---|---|
| Methanesulfonic anhydride | English |
| SigmaAldrich | English |
| ALFA | English |
| Methanesulfonic anhydride Usage And Synthesis |
| Chemical Properties | white to light brown to grey powder, crystals and/ |
| Uses | 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 Preparation Products And Raw materials |
| Raw materials | Methanesulfonic acid-->asbestos |
| Preparation Products | 3-HYDROXYMETHYL-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER-->4-Bromo-7-azaindole-->Dofetilide-->Cresol Red-->N-Phenylmethanesulfonamide |
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