Melting point :214 °C (dec.)(lit.)
Boiling point :231.61°C (rough estimate)
Density :1.1403 (rough estimate)
refractive index :1.4500 (estimate)
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
solubility :ethanol: soluble50mg/mL
form :Powder
pka :4.65±0.10(Predicted)
color :Off-white to beige or greenish
Odor :at 100.00?%. balsamic
Water Solubility :soluble
Merck :14,2560
BRN :2207383
Stability :Light Sensitive
InChIKey :NGSWKAQJJWESNS-ZZXKWVIFSA-N
LogP :1.460
CAS DataBase Reference :501-98-4(CAS DataBase Reference)
NIST Chemistry Reference :p-Hydroxycinnamic acid(501-98-4)
EPA Substance Registry System :2-Propenoic acid, 3-(4-hydroxyphenyl)-, (2E)- (501-98-4)

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.