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Dimethyl sulfate
Molecular formula:(CH3)2SO4
Molecular weight:126.13
Dangerous Goods Code:6116
UN:1595
CAS NO:77-78-1
Packaging sign:Drug, corrosive substance
Packaging type:1
Physical properties:Colorless to light brown oily liquid, with ether-like odor. Density is 1.332g/cm3. Freezing point is -27 °C. Boiling point is°C (decomposition). Flash point is 83.3 °C, slightly soluble in water, soluble in alcohol.
Use:Ii is an important raw material for pharmaceutical industry,the preparation of antibacterial plasticizers, antipyrine, aminopyrine, analgin, vitamin B1, Maryland, coumarin dimethyl ether, sulfuric acid guanidine, theophylline, ammonia tea alkali, caffeine, methionine. Preparation for the pesticide industry, such as pesticide acephate. Organic synthesis and industry for dimethyl sulfoxide in place of Halon as a methylation agent. In addition, wide range of spices, dyes.
Technical standard:HG/T4001-2008
| Index name |
Index |
| First grade |
Qualified |
| Content[(CH3)2SO4],%≥ |
98.7 |
98.0 |
| Fat(H2SO4)% ≤ |
0.8 |
1.0 |
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