Caffeic acid Chemical Properties
Melting point 211-213 °C (dec.)(lit.)
Boiling point 272.96°C (rough estimate)
density 1.2933 (rough estimate)
refractive index 1.4500 (estimate)
storage temp. Store at RT.
solubility ethanol: 50 mg/mL
form powder
color yellow to tan
Water Solubility soluble in hot water
Merck 14,1635
BRN 2210883
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, strong bases.
CAS DataBase Reference 331-39-5(CAS DataBase Reference)
NIST Chemistry Reference Cinnamic acid, 3,4-dihydroxy-(331-39-5)
EPA Substance Registry System 2-Propenoic acid, 3-(3,4-dihydroxyphenyl)-(331-39-5)
Safety Information
Hazard Codes Xn,Xi
Risk Statements 36/37/38-40-63-68
Safety Statements 26-36/37/39-36
WGK Germany 3
RTECS GD8950000
Hazard Note Irritant
HS Code 29182990
Hazardous Substances Data 331-39-5(Hazardous Substances Data)