Melting point :90-94 °C(lit.)
Boiling point :279 °C(lit.)
Density :1.06
vapor density :5.32 (vs air)
vapor pressure :10 mm Hg ( 131 °C)
refractive index :1.6048
Flash point :135 °C
storage temp. :Store below +30°C.
solubility :chloroform: 50 mg/mL, clear
form :crystalline
color :brown-beige
Water Solubility :0.000347 g/100 mL
Merck :14,28
BRN :386081
Henry's Law Constant :3.47, 6.21, 10.8, 18.3, and 28.2 at 4.1, 11.0, 18.0, 25.0, and 31.0 °C, respectively (Bamford et al., 1998)
Dielectric constant :3.0
Stability :Stable. Incompatible with strong oxidizing agents.
InChI :1S/C12H10/c1-3-9-4-2-6-11-8-7-10(5-1)12(9)11/h1-6H,7-8H2
InChIKey :CWRYPZZKDGJXCA-UHFFFAOYSA-N
SMILES :C1Cc2cccc3cccc1c23
LogP :4.04 at 30℃ and pH5-8
CAS DataBase Reference :83-32-9(CAS DataBase Reference)
IARC :3 (Vol. 92) 2010
NIST Chemistry Reference :Acenaphthene(83-32-9)
EPA Substance Registry System :Acenaphthene (83-32-9)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H228 Flammable solid Flammable solids Category 1 Category 2 Danger Warning P210, P240,P241, P280, P370+P378 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P370+P378 In case of fire: Use … for extinction. P391 Collect spillage. Hazardous to the aquatic environment P501 Dispose of contents/container to..…