中国品牌·金沙9001w(以诚为本)-最新GREENMAX

SZSE:002741
Chemical Reagents
Diethyl oxalateCOA 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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