Synonym: 3,4-Dihydroxybenzeneacrylic acid; 3,4-Dihydroxycinnamic acid; 3-(3,4-Dihydroxyphenyl)-2-propenoic acid
CAS Number: 331-39-5
Empirical Formula (Hill Notation): C9H8O4
Molecular Weight: 180.16
EC Number: 206-361-2
MDL Number: MFCD00004392
Linear Formula: (HO)2C6H3CH=CHCO2H
Product Type: Chemical
| analyte chemical class(es) |
peptides, proteins |
| assay |
≥99.0% (HPLC) |
| cation traces |
Ba: ≤5 mg/kg |
| |
Ca: ≤20 mg/kg |
| |
Cd: ≤5 mg/kg |
| |
Co: ≤5 mg/kg |
| |
Cr: ≤5 mg/kg |
| |
Cu: ≤5 mg/kg |
| |
Fe: ≤20 mg/kg |
| |
K: ≤50 mg/kg |
| |
Mg: ≤5 mg/kg |
| |
Mn: ≤5 mg/kg |
| |
Na: ≤50 mg/kg |
| |
Ni: ≤20 mg/kg |
| |
Pb: ≤5 mg/kg |
| |
Zn: ≤5 mg/kg |
| color |
slightly beige |
| form |
powder |
| InChI |
1S/C9H8O4/c10-7-3-1-6(5-8(7)11)2-4-9(12)13/h1-5,10-11H,(H,12,13)/b4-2+ |
| InChI key |
QAIPRVGONGVQAS-DUXPYHPUSA-N |
| mp |
211-213 °C (dec.) (lit.) |
| Quality Level |
100  |
| SMILES string |
OC(=O)C=Cc1ccc(O)c(O)c1 |
| suitability |
in accordance for UV test |
| |
suitable for matrix substance for MALDI-MS |
| technique(s) |
MALDI-MS: suitable |
| Application: |
Caffeic acid may be used as an electrocatalysis mediator in voltammetric determination of cysteamine (CA) in an aqueous buffer solution. |
| Biochem/physiol Actions: |
A natural dietary phenolic compound found in plants that is an anti-oxidant. Inhibits the synthesis of leukotrienes that are involved in immunoregulation, inflammation and allergy. Inhibits Cu2+-induced LDL oxidation. |
| Biochem/physiol Actions: |
Anti-oxidant phenolic compound found in plants; Inhibits the synthesis of leukotrienes. |
| General description: |
Caffeic acid is an antioxidant and the major hydroxycinnamic acid present in wine. It contains a catechol group with an α,β-unsaturated carboxylic acid chain with hepatoprotective properties. |
| Symbol |
 GHS08 |
| Signal word |
Warning |
| Hazard statements |
H351 |
| Precautionary statements |
P280 |
| Hazard Codes |
Xn |
| Risk Statements |
63-36/37/38-40-68 |
| Safety Statements |
26-36/37/39 |
| RIDADR |
NONH for all modes of transport |
| WGK Germany |
WGK 3 |
| Flash Point(F) |
Not applicable |
| Flash Point(C) |
Not applicable |
| Purity |
≥99.0% (HPLC) |
| mp |
211-213 °C (dec.) (lit.) |
| UNSPSC |
41115710 |
