BD0953853
Methanedisulfonicacid , 98%(contains<10%H2O) , 503-40-2
CAS NO.：503-40-2
Empirical Formula: CH4O6S2
Molecular Weight: 176.17
MDL number: MFCD00041888
EINECS: 207-966-4
| Pack Size | Price | Stock | Quantity |
| 5g | RMB25.60 | In Stock |
|
| 25g | RMB80.80 | In Stock |
|
| 100g | RMB254.40 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 96-100° |
| Boiling point: | 263℃ at 101.3kPa |
| Density | 1.6517 (rough estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.5300 (estimate) |
| storage temp. | Hygroscopic, -20°C Freezer, Under inert atmosphere |
| solubility | DMSO (Sparingly, Heated), Methanol (Slightly) |
| form | Solid |
| pka | -0.71±0.50(Predicted) |
| color | White to Off-White |
| PH | -0.96 at 23.9℃ and 1g/L |
| Water Solubility | 2458g/L(25 ºC) |
| Stability: | Hygroscopic |
| LogP | -1.49 at 25℃ and pH1 |
| Dissociation constant | -0.17 at 25℃ |
Description and Uses
Methane disulfonic acid is used in esterification.
Safety
| Symbol(GHS) |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P260-P264-P280-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P321-P305+P351+P338-P405-P501 |
