NMR Analytical Approach to Clarify the Antioxidative Molecular Mechanism of Catechins Using 1,1-Diphenyl-2-picrylhydrazyl

Journal of Agricultural and Food Chemistry

Volumn 46, Issue 1, 1998, Pages 111-114

  Sawai, Yusuke ^a   Sakata, Kanzo ^b  

^a Natl Res Inst Vegetables O   (Japan)

^b SHIZUOKA UNIVERSITY   (Japan)

Author keywords

(+) catechin; Antioxidation mechanism; DPPH; NMR; Tea catechins

Indexed keywords

EID: 0000608695     PISSN: 00218561     EISSN: None     Source Type: Journal    
DOI: 10.1021/jf970342x     Document Type: Article

References (6)

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3. Matsuzaki, T.; Hara, Y. Antioxidative activity of tea leaf catechins. Nippon Nogeikagaku Kaishi 1985, 59 (2), 129-134 (in Japanese).
4. Nakayama, M.; Hirose, Y. Antioxidant activity of catechins and an approach to the antioxidant mechanism based on the oxidation products. Foods Food Ingredients J. Jpn. 1994, 161, 4-12 (in Japanese).
5. Nanjo, F.; Goto, K.; Seto, R; Suzuki, M.; Sakai, M.; Hara, Y. Scavenging effects of tea catechins and their derivatives on 1,1-diphenyl-2-picrylhydrazyl radical. Free Radical Biol. Med. 1996, 21 (6), 895-902.
6. 13C N.M.R. studies of procyanidins. J. Chem. Soc., Perkin Trans. 1 1982, 1217-1221.