A5346812
Methanesulfonic anhydride , 98% , 7143-01-3
Synonym(s):
Methanesulfonic anhydride
CAS NO.：7143-01-3
Empirical Formula: C2H6O5S2
Molecular Weight: 174.19
MDL number: MFCD00007556
EINECS: 230-442-1
| Pack Size | Price | Stock | Quantity |
| 5G | RMB23.20 | In Stock |
|
| 25G | RMB52.80 | In Stock |
|
| 100G | RMB150.40 | In Stock |
|
| 250g | RMB367.20 | In Stock |
|
| 500G | RMB583.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT 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) |
| Flash point: | 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) |
Description 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.
Safety
| Symbol(GHS) |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363 |
| 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 |
