Melting point :237-239℃
Boiling point :425.6±45.0 °C(Predicted)
Density :1.267±0.06 g/cm3 (20 ºC 760 Torr)
storage temp. :Inert atmosphere,Room Temperature
pka :11.14±0.20(Predicted)
Appearance :Off-white to light brown Solid
InChI :InChI=1S/C8H6N2O/c11-8-7-6(3-5-10-8)2-1-4-9-7/h1-5H,(H,10,11)
InChIKey :VTUQISVBYRDYAW-UHFFFAOYSA-N
SMILES :N1C2=C(C=CNC2=O)C=CC=1

Symbol(GHS):
Signal word:	Warning
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 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312 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.