Melting point :77-83 °C (lit.)
Boiling point :205-208 °C(Press: 1.5 Torr)
storage temp. :Inert atmosphere,Room Temperature
form :Powder
color :White to off-white
Water Solubility :Slightly soluble in water.
Sensitive :Air Sensitive
InChI :InChI=1S/C19H17P/c1-4-10-17(11-5-1)16-20(18-12-6-2-7-13-18)19-14-8-3-9-15-19/h1-15H,16H2
InChIKey :UZCPNEBHTFYJNY-UHFFFAOYSA-N
SMILES :P(C1=CC=CC=C1)(C1=CC=CC=C1)CC1=CC=CC=C1

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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.