| Identification | |
| Name: | Methanedisulfonic acid |
| Synonyms: | Methionicacid; Methylenedisulfonic acid |
| CAS: | 503-40-2 |
| EINECS: | 207-966-4 |
| Molecular Formula: | CH4O6S2 |
| Molecular Weight: | 176.17 |
| InChI: | InChI=1/CH4O6S2/c2-8(3,4)1-9(5,6)7/h1H2,(H,2,3,4)(H,5,6,7) |
| Molecular Structure: |  |
| Properties | |
| Melting Point: | 107~109ºC |
| Density: | 2.145 g/cm3 |
| Refractive index: | 1.581 |
| Appearance: | white powder |
| Safety Data | |
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