Melting point :183-185 °C(lit.)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :Chloroform (Slightly), Methanol (Slightly)
form :Powder
color :White to light yellow
Water Solubility :SOLUBLE
Sensitive :Light Sensitive & Hygroscopic
InChI :InChI=1S/C19H18P.HI/c1-20(17-11-5-2-6-12-17,18-13-7-3-8-14-18)19-15-9-4-10-16-19;/h2-16H,1H3;1H/q+1;/p-1
InChIKey :JNMIXMFEVJHFNY-UHFFFAOYSA-M
SMILES :[P+](C)(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1.[I-]
CAS DataBase Reference :2065-66-9(CAS DataBase Reference)

Symbol(GHS):
Signal word:	Warning
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 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. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face 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.