Methanesulfonic acid (MsOH) or methanesulphonic acid (in British English) is a colorless liquid with the chemical formula CH3SO3H.
It is the simplest of the alkylsulfonic acids. Salts and esters of methanesulfonic acid are known as mesylates (or methanesulfonates, as in ethyl methanesulfonate). It is hygroscopic in its concentrated form. Methanesulfonic acid can dissolve a wide range of metal salts, many of them in significantly higher concentrations .
| Items | Standard |
| Appearance | Clear liquid |
| Purity by weight % | 70+/-0.5 | 99 min |
| Color (APHA) | <15 | 50 max |
| Cl-(PPM) | <5 | 10 max |
| SO42-(PPM) | <50 | 50 max |
| Fe3+(PPM) | <3 | 3 max |
| Ca2+(PPM) | <3 | 3 max |
| Na+(PPM) | <3 | 3 max |
| Oxidizabes(PPM) | <10 | 30 max |
| Density | 1.350-1.36(20DC) | 1.4812(18DC) |
Methanesulfonic acid is used as an acid catalyst in organic reactions because it is a non-volatile, strong acid that is solublem inorganic solvents. It is convenient for industrial applications because it is liquid at ambient temperature, while the closely related p-toluenesulfonic acid (PTSA) is solid. However, in a laboratory setting, solid PTSA is more convenient.
Methanesulfonic acid can be used in the generation of borane (BH3) by reacting methanesulfonic acid with NaBH4 in an aprotic solvent such as THF or DMS, the complex of BH3 and the solvent is formed.
Hebei Jingbo New Material Technology Co., Ltd. was founded in 2007 , located in Shijiazhuang city which is the capital of Hebei Province and hub sector among Beijing Tianjin and Hebei and has advantage of convenient transportation . Our company is a modern high-tech chemical enterprise with Research & Development, production and sales.Our company has strong technical strength, advanced equipment, strict quality management system and high-quality after-sales service, adhers to the "customer first and forge ahead" business philosophy and insists on integrity as the company's survival.
China
