| Chemistry name: | acid methyl sulfate; methyl hydrogen sulfate |
| M Formula: | CH3OSO2OH or CH3HSO4 |
| Properties: | |
| Oily liquid. Bp 188C, d 1.352, fp −27C. Soluble in anhydrous ether; slightly soluble in alcohol and water. | |
| Derivation: | |
| Interaction of methanol and chlorosulfonic acid. | |
| Use: | |
| Sulfonating agent, specialty solvent. | |