Melting point :252-254 °C (lit.)
Boiling point :332.54°C (rough estimate)
Density :1.1180 (estimate)
refractive index :1.7040 (estimate)
storage temp. :Sealed in dry,Room Temperature
Water Solubility :Insoluble in water
form :powder to crystal
color :White to Orange to Green
Merck :14,9749
InChI :InChI=1S/C20H14/c1-2-8-14-13(7-1)19-15-9-3-5-11-17(15)20(14)18-12-6-4-10-16(18)19/h1-12,19-20H
InChIKey :NGDCLPXRKSWRPY-UHFFFAOYSA-N
SMILES :C12C3C=CC=CC=3C(C3C=CC=CC1=3)C1C=CC=CC2=1
EPA Substance Registry System :

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 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. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.