Novel Oxidative Dimer from Caffeic Acid

Hiroyuki TAZAKI; Jun KAWABATA; Takashi FUJITA

doi:10.1271/bbb.67.1185

Bioscience, Biotechnology, and Biochemistry

Online ISSN : 1347-6947
Print ISSN : 0916-8451

Organic Chemistry Communications

Novel Oxidative Dimer from Caffeic Acid

Hiroyuki TAZAKI, Jun KAWABATA, Takashi FUJITA

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Keywords: caffeic acid, ortho-quinone, Diels-Alder reaction

JOURNAL FREE ACCESS

2003 Volume 67 Issue 5 Pages 1185-1187

DOI https://doi.org/10.1271/bbb.67.1185

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Abstract

The novel Diels-Alder adduct, dicaffeoyl quinone as its hydrate, was formed from the oxidation of 3,4-dihydroxycinnamic acid (caffeic acid) with NaIO₄. The structure of this hydrate was determined by spectroscopic methods.

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