Dimethyl sulfate, puriss. p.a., >=99.0% (GC)

Code: 41610-100ML D2-231

General description

Dimethyl sulfate is the dimethyl ester of sulfuric acid. It undergoes hydrolysis to afford monomethyl sulfate. It is found as contaminant in fly ash and i...


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General description

Dimethyl sulfate is the dimethyl ester of sulfuric acid. It undergoes hydrolysis to afford monomethyl sulfate. It is found as contaminant in fly ash and in airborne particulate matter generated during the coal combustion processes.

assay≥99.0% (GC)
autoignition temp.923 °F
bp188 °C (lit.)
cation tracesCd: ≤1 mg/kg, Fe: ≤1 mg/kg, Mg: ≤1 mg/kg, Ni: ≤1 mg/kg, Cr: ≤1 mg/kg, Ca: ≤5 mg/kg, Na: ≤20 mg/kg, K: ≤20 mg/kg, Zn: ≤1 mg/kg, Pb: ≤1 mg/kg, Co: ≤1 mg/kg, Cu: ≤1 mg/kg, Mn: ≤1 mg/kg
density1.333 g/mL at 25 °C (lit.)
formliquid
gradepuriss. p.a.
ign. residue≤0.02%
impurities≤0.4% free acid (as H2SO4)
InChI keyVAYGXNSJCAHWJZ-UHFFFAOYSA-N
InChI1S/C2H6O4S/c1-5-7(3,4)6-2/h1-2H3
mp−32 °C (lit.)
Quality Level300
refractive indexn20/D 1.387, n20/D 1.386 (lit.)
SMILES stringCOS(=O)(=O)OC
solubilityethanol: 0.26 g/mL, clear, colorless, diethyl ether: 1.3 g/5mL, clear, colorless
vapor density4.3 (vs air)
vapor pressure0.7 mmHg ( 25 °C)
Cas Number77-78-1
Hazard Class6.1
Un Number1595
Pack GroupI
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