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
CAS DataBase Reference :95-92-1(CAS DataBase Reference)
NIST Chemistry Reference :Ethanedioic acid, diethyl ester(95-92-1)
EPA Substance Registry System :Ethyl oxalate (95-92-1)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P314 Get medical advice/attention if you feel unwell.