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SZSE：002741
Chemical Reagents
Diethyl oxalate COA Report
  • CAS No.：141-28-6
  • Molecular weight：202.24
  • Aliases：Hexanedioic acid diethyl ester
  • Molecular formula：C2H5OOC(CH2)4COOC2H5
  • UN Code：2525
  • EC No.：205-477-0
  • HS-No：2917119000
Information
Specification category：
Product No. Product name specifications
1.19161.016 Diethyl oxalate AR500ml
Characteristic： Appearance and properties:Colorless, oily liquid with an aromatic odor.
Relative density(water=1)?: 1.08
Relative vapor density(air=1)?: 5.04
Melting point(℃): -40.6
Boiling point(℃): 185.4
Concentration: pure
Saturated vapor pressure: 1.33(84℃)
Solubility: Immiscible in ethanol, ethyl ether, ethyl acetate, etc. Most organic solvents.
Heat of combustion(kJ/mol): 2992.9
Technical indicators：
Item AR CP
Assay(C6H10O4) ≥99.0% ≥98.0%
Density(20℃)(g/cm3 ): 1.077~1.081 1.076~1.085
Boiling range (95%) 184~186 182~186
Free acid [as (COOH)2] ≤0.02% ≤0.05%
Residue on ignition (as SO4) ≤0.005% ≤0.01%
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