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06773 Sigma-Aldrich

Caffeic acid

matrix substance for MALDI-MS, ≥99.0% (HPLC), powder, light beige

Synonym: 3,4-Dihydroxybenzeneacrylic acid, 3,4-Dihydroxycinnamic acid, 3-(3,4-Dihydroxyphenyl)-2-propenoic acid

  • CAS Number 331-39-5

  • Linear Formula (HO)2C6H3CH=CHCO2H

  • Molecular Weight 180.16

  •  Beilstein Registry Number 1954563

  •  EC Number 206-361-2

  •  MDL number MFCD00004392

  •  PubChem Substance ID 329748277

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Properties

Related Categories Analytical Reagents, Analytical/Chromatography, Mass Spectrometry (MS), Matrix Substances for MALDI-MS, Spectroscopy More...
grade   matrix substance for MALDI-MS
InChI Key   QAIPRVGONGVQAS-DUXPYHPUSA-N
assay   ≥99.0% (HPLC)
form   powder
color   light beige
mp   211-213 °C (dec.)(lit.)
cation traces   Ba: ≤5 mg/kg
  Ca: ≤10 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: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg
suitability   in accordance for UV test

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

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.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
RTECS 
GD8950000

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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