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Caffeic acid

View entire compound with spectra: 25 NMR, 3 FTIR, 1 UV-Vis, and 9 MS (GC)

Caffeic acid
SpectraBase Compound ID EId8scFWYs0
InChI 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+
InChIKey QAIPRVGONGVQAS-DUXPYHPUSA-N
Mol Weight 180.16 g/mol
Molecular Formula C9H8O4
Exact Mass 180.042259 g/mol

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

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SpectraBase Spectrum ID AZaDNk8cBKH
Name 3,4-Dihydroxycinnamic acid
Source of Sample Sigma-Aldrich Inc.
Catalog Number D011809
CAS Registry Number 331-39-5
Compound Type Pure
Copyright Copyright © 2012-2024 John Wiley & Sons, Inc. All Rights Reserved.
Formula C9H8O4
InChI 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+
InChIKey QAIPRVGONGVQAS-DUXPYHPUSA-N
Instrument Name Bio-Rad FTS
Source of Spectrum Forensic Spectral Research
Synonyms Caffeic acid
Technique ATR-Neat (DuraSamplIR II)