Wine Chemistry and Biochemistry

500 N. Terrier et al. Duenas, M., Fulcrand, H., & Cheynier, V. (2006a). Formation of anthocyanin-flavanol adducts in model s ...

9B Flavanols, Flavonols and Dihydroflavonols 501 Hagerman, A. E. (1989). Chemistry of tannin-protein complexation in Hemingway, ...

502 N. Terrier et al. Le Bourvellec, C., Picot, M., & Renard, C. (2006). Size-exclusion chromatography of procyani- dins: Co ...

9B Flavanols, Flavonols and Dihydroflavonols 503 Mazza, G., & Miniati, E. (1993). Grapes in Mazza, G., & Miniati, E. (Ed ...

504 N. Terrier et al. Perez-Maldonado, R. A., Norton, B. W., & Kerven, G. L. (1995). Factors affecting in vitro forma- tion ...

9B Flavanols, Flavonols and Dihydroflavonols 505 Richard-Forget, F., Rouet-Mayer, M.-A., Goupy, P. M., Philippon, J., & Nico ...

506 N. Terrier et al. Somers, T. C., & Pocock, K. F. (1991). Phenolic assessment of white musts: varietal differences in fre ...

9B Flavanols, Flavonols and Dihydroflavonols 507 Waters, E., Pellerin, P., & Brillouet, J. (1994). A Saccharomyces mannoprot ...

Chapter 9C Non-flavonoid Phenolic Compounds Michael Rentzsch, Andrea Wilkens, and Peter Winterhalter Contents 9C.1 PhenolicAcids ...

510 M. Rentzsch et al. COO H Hydroxybenzoic acids R 1 R 1 R 2 R 2 R 3 R 3 R 4 R 4 MW H OH OH OH 170 OH H H OH 154 H H OH H 138 H ...

9C Non-flavonoid Phenolic Compounds 511 gas chromatographic analysis. A good overview on analytical methods as well as mass spec ...

512 M. Rentzsch et al. therefore not surprising to find great differences in the concentrations published for different wines. I ...

9C Non-flavonoid Phenolic Compounds 513 of wine. During storage oxygen reacts over a coupled oxidation with vicinal di- and trih ...

514 M. Rentzsch et al. O OCH 3 OCH 3 OH O HO R CO OH R R R R R R Decarboxylation OR O OCH 3 OCH 3 OH OH HO OR R R Malvidin 3-glu ...

9C Non-flavonoid Phenolic Compounds 515 Phenols R 1 R 2 R 3 MW CH 3 C 2 H 3 C 3 H 7 C 3 H 5 154 HHC 2 5 H 122 H C 2 H 3 H 120 OC ...

516 M. Rentzsch et al. Stilbenoids are derived from cinnamic acid and three acetate units from mal- onyl coenzym A. The first pa ...

9C Non-flavonoid Phenolic Compounds 517 OH HO R R OH OH 1 R OH 3 R OGlc 2 R OH 4 R OGlc OH HO HO OH 5 OH H 3 CO H 3 CO 6 HO O OH ...

518 M. Rentzsch et al. (Cantos et al. 2003; Gambuti et al. 2004). It is also influenced by yeast enzymatic activities, in partic ...

9C Non-flavonoid Phenolic Compounds 519 In addition, stilbenes are fluorescent compounds which are easily detected by flu- orome ...

520 M. Rentzsch et al. Ta b l e 9 C. 1 Stilbenoids identified in wine and grapevine by mass spectrometry Compounds [M-H] − Fragm ...