Dimethyl Sulfate
Molecular formula:(CH3)2SO4
Molecular weight:126.13
CAS NO.:77-78-1
UN NO.:1595
Appearance: Clear and colorless oily liquid
Packing: | 1. 250kg per steel drum---20mt per 20’ container |
2. 21.5mt per ISO-Tank |
Qualification: ISO9001:2008, OHSAS18001:2007
Quality standard: INDUSTRY STANDARD HG/T4001-2008
SPECIFICATION:
INSPECTION ITEMS | Ⅰ | Ⅱ |
ASSAY%≥ | ≥99.00% | ≥98.50% |
ACIDITY(H2SO4)%≤ | ≤0.30% | ≤0.50% |
APPEARANCE | Clear and colorless liquid | |
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 188°C (decomposition). Flash point is 83.3 °C, slightly soluble in water, soluble in alcohol.
Usage: It 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.
