Melting point :283-286 °C(lit.)
Boiling point :397-400 °C(lit.)
Density :1,68 g/cm³
vapor pressure :0Pa at 25℃
refractive index :1.6000 (estimate)
Flash point :380 °C
solubility :Soluble in dimethyl sulfoxide, acetone, chloroform, ethyl ether, n-hexane and benzene.
form :Fine Powder
pka :5.45[at 20 ℃]
color :White to pale yellow
Water Solubility :decomposes
Sensitive :Moisture Sensitive
BRN :213583
InChIKey :ANSXAPJVJOKRDJ-UHFFFAOYSA-N
LogP :-2.03 at 21.5℃
CAS DataBase Reference :89-32-7(CAS DataBase Reference)
NIST Chemistry Reference :1,2,4,5-Benzenetetracarboxylic anhydride(89-32-7)
EPA Substance Registry System :1H,3H-Benzo[1,2-c:4,5-c']difuran-1,3,5,7-tetrone (89-32-7)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P280 Wear protective gloves/protective clothing/eye protection/face protection. P284 Wear respiratory protection. 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.