Melting point :>300 °C (lit.)
Boiling point :288.82°C (rough estimate)
Density :1.3264 (rough estimate)
refractive index :1.5770 (estimate)
storage temp. :Inert atmosphere,Room Temperature
form :powder to crystaline
pka :10.66±0.20(Predicted)
color :White to Orange to Green
BRN :136884
InChI :InChI=1S/C8H6N2O2/c11-7-8(12)10-6-4-2-1-3-5(6)9-7/h1-4H,(H,9,11)(H,10,12)
InChIKey :ABJFBJGGLJVMAQ-UHFFFAOYSA-N
SMILES :N1C2=C(C=CC=C2)NC(=O)C1=O
CAS DataBase Reference :15804-19-0(CAS DataBase Reference)
EPA Substance Registry System :2,3-Quinoxalinedione, 1,4-dihydro- (15804-19-0)

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 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.