Table of Contents
Research Letters in Organic Chemistry
Volume 2008, Article ID 742590, 4 pages
http://dx.doi.org/10.1155/2008/742590
Research Letter

A Novel Dimer of 𝛼 -Tocopherol

1Department of Chemistry, University of Natural Resources and Applied Life Sciences (BOKU), Muthgasse 18, 1190 Vienna, Austria
2Dipartimento di Chimica e Chimica Industriale, Università di Pisa, Via Risorgimento 35, 56126 Pisa, Italy
3Research and Development, DSM Nutritional Products Ltd., P.O. Box 3255, 4002 Basel, Switzerland

Received 26 June 2008; Accepted 2 August 2008

Academic Editor: Kazuaki Ishihara

Copyright © 2008 Anjan Patel et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. V. R. Preedy and R. R. Watson, Eds., The Encyclopedia of Vitamin E, CABI, Oxford, UK, 2007.
  2. K.-U. Baldenius, L. von dem Bussche-Hünnefeld, E. Hilgemann, P. Hoppe, and R. Stürmer, “Vitamin E,” in Ullmann's Encyclopedia of Industrial Chemistry, vol. A27, pp. 478–488, 594–597, VCH, Weinheim, Germany, 1996. View at Google Scholar
  3. T. Rosenau, G. Ebner, A. Stanger, S. Perl, and L. Nuri, “From a theoretical concept to biochemical reactions: strain-induced bond localization(SIBL) in oxidation of vitamin E,” Chemistry—A European Journal, vol. 11, no. 1, pp. 280–287, 2005. View at Publisher · View at Google Scholar
  4. H. Schröder and T. Netscher, “Determination of the absolute stereochemistry of vitamin E derived oxa-spiro compounds by NMR spectroscopy,” Magnetic Resonance in Chemistry, vol. 39, no. 11, pp. 701–708, 2001. View at Publisher · View at Google Scholar
  5. H. M. Fales, H. A. Lloyd, J. A. Ferretti, J. V. Silverton, D. G. Davis, and H. Kon, “Optical resolution of the α-tocopherol spiro dimer and demonstration of its fluxional nature,” Journal of the Chemical Society, Perkin Transactions 2, pp. 1005–1010, 1990. View at Publisher · View at Google Scholar
  6. T. Rosenau, A. Potthast, T. Elder, and P. Kosma, “Stabilization and first direct spectroscopic evidence of the o-quinone methide derived from vitamin E,” Organic Letters, vol. 4, no. 24, pp. 4285–4288, 2002. View at Publisher · View at Google Scholar
  7. A. Patel, T. Netscher, and T. Rosenau, “Stabilization of ortho-quinone methides by a bis(sulfonium ylide) derived from 2,5-dihydroxy-[1,4]benzoquinone,” Tetrahedron Letters, vol. 49, no. 15, pp. 2442–2445, 2008. View at Publisher · View at Google Scholar
  8. T. Netscher, F. Mazzini, and R. Jestin, “Tocopherols by hydride reduction of dialkylamino derivatives,” European Journal of Organic Chemistry, vol. 2007, no. 7, pp. 1176–1183, 2007. View at Publisher · View at Google Scholar
  9. T. Rosenau, E. Kloser, L. Gille, F. Mazzini, and T. Netscher, “Vitamin E chemistry. studies into initial oxidation intermediates of α-tocopherol: disproving the involvement of 5a-C-centered “chromanol methide” radicals,” Journal of Organic Chemistry, vol. 72, no. 9, pp. 3268–3281, 2007. View at Publisher · View at Google Scholar
  10. A. Patel, F. Liebner, T. Netscher, K. Mereiter, and T. Rosenau, “Vitamin E chemistry. Nitration of non-α-tocopherols: products and mechanistic considerations,” Journal of Organic Chemistry, vol. 72, no. 17, pp. 6504–6512, 2007. View at Publisher · View at Google Scholar