Melting point :156-158 °C(lit.)
Boiling point :490.79°C (rough estimate)
Density :1.3360 (rough estimate)
vapor pressure :0Pa at 25℃
refractive index :1.6800 (estimate)
storage temp. :Sealed in dry,Room Temperature
solubility :Water (Slightly)
form :powder to crystal
pka :-0.40±0.20(Predicted)
color :Light yellow to Amber to Dark green
Water Solubility :Insoluble in water.
BRN :333986
InChI :1S/C21H14N2O4/c24-18-9-10-19(25)22(18)16-5-1-14(2-6-16)13-15-3-7-17(8-4-15)23-20(26)11-12-21(23)27/h1-12H,13H2
InChIKey :XQUPVDVFXZDTLT-UHFFFAOYSA-N
SMILES :O=C1C=CC(=O)N1c2ccc(Cc3ccc(cc3)N4C(=O)C=CC4=O)cc2
LogP :1.5 at 25℃
CAS DataBase Reference :13676-54-5(CAS DataBase Reference)
NIST Chemistry Reference :
EPA Substance Registry System :1H-Pyrrole-2,5-dione, 1,1'-(methylenedi-4,1-phenylene)bis- (13676-54-5)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes 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 H330 Fatal if inhaled Acute toxicity,inhalation Category 1, 2 Danger P260, P271, P284, P304+P340, P310,P320, P403+P233, P405, P501 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P271 Use only outdoors or in a well-ventilated area. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.