Melting point :45-48 °C (lit.)
Boiling point :280 °C (lit.)
Density :1.071 g/mL at 25 °C (lit.)
vapor pressure :0.356Pa at 25℃
FEMA :2889 | 3-PHENYLPROPIONIC ACID
refractive index :1.5408 (estimate)
Flash point :>230 °F
storage temp. :Sealed in dry,Room Temperature
solubility :0.6% soluble in water, soluble in alcohol, Propylene glycol, Glycerin and oils
form :Liquid
pka :4.66(at 25℃)
Specific Gravity :1.071
color :Clear yellow to yellow-green
Odor :Very faint, warm-balsamic and sweet odor of Coumarin-Vanillin-type
Odor Type :floral
Water Solubility :Soluble in water
Merck :14,4784
JECFA Number :646
BRN :907515
InChIKey :XMIIGOLPHOKFCH-UHFFFAOYSA-N
LogP :1.153 at 25℃
CAS DataBase Reference :501-52-0(CAS DataBase Reference)
NIST Chemistry Reference :3-Phenylpropanoic acid(501-52-0)
EPA Substance Registry System :Hydrocinnamic acid (501-52-0)

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. 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. P405 Store locked up.