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Diethyl oxalate Structure

Diethyl oxalate

Chemical Properties

Melting point -41 °C (lit.)
Boiling point 185 °C (lit.)
Density  1.076 g/mL at 25 °C (lit.)
vapor density  5.03 (vs air)
vapor pressure  1 mm Hg ( 47 °C)
refractive index  n20/D 1.410(lit.)
Flash point 168 °F
storage temp.  Store below +30°C.
solubility  Miscible with alcohols, ether and other common organic solvents.
form  Liquid
color  Clear
explosive limit 0.42-2.67%(V)
Water Solubility  MAY DECOMPOSE
Sensitive  Moisture Sensitive
Merck  14,3125
BRN  606350
Dielectric constant 8.2(21℃)
Stability Stable, but moisture sensitive. Incompatible with strong oxidizing agents.
InChIKey WYACBZDAHNBPPB-UHFFFAOYSA-N
LogP 0.560
Indirect Additives used in Food Contact Substances DIETHYL OXALATE
FDA 21 CFR 175.105
CAS DataBase Reference 95-92-1(CAS DataBase Reference)
EWG's Food Scores 1-3
FDA UNII 860M3ZWF6J
NIST Chemistry Reference Ethanedioic acid, diethyl ester(95-92-1)
EPA Substance Registry System Ethyl oxalate (95-92-1)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H302-H314-H373
Precautionary statements P260-P280-P301+P312-P303+P361+P353-P305+P351+P338-P314
Hazard Codes  Xn,T
Risk Statements  22-36-68/21-48/25-35-61-60
Safety Statements  23-45-36/37/39-28-26-25-24-53
RIDADR  UN 2525 6.1/PG 3
WGK Germany  1
RTECS  RO2800000
Autoignition Temperature 410 °C
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29171900
Hazardous Substances Data 95-92-1(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 400 mg/kg
NFPA 704:
2
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