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Boreskov Institute of Catalysis of the Siberian Branch of Russian ...

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PP-V-21<strong>the</strong> hydroxyl group (with proton coming from <strong>the</strong> support material) followed by waterabstraction and a hydride addition (hydrogen adsorbed on <strong>the</strong> catalyst surface) resulting inMAT. Too high concentration <strong>of</strong> acid sites or excess hydrogen retards <strong>the</strong> reaction.H 3 COHOHOOOOHHMR 1OCH3H 3 COOOHOH 3 COHOHOOOOHMATOCH3OCH 3OHHMR 2Fig. 1. The main reaction, hydrogenolysis <strong>of</strong> hydroxymatairesinol (HMR) to matairesinol (MAT).References1. B. Holmbom, C. Eckerman, P. Eklund, J. Hemming, L. Nisula, M. Reunanen, R. Sjöholm, A. Sundberg,K. Sundberg and S. Willför, Phytochem. Rev. 2 (2003) 331.2. S. Willför, J. Hemming, M. Reunanen, C. Eckerman and B. Holmbom, Holzforschung 57 (2003) 27.3. H. Adlercreutz, Lancet 3 (2002) 364.4. S.M. Willför, M.O. Ahotupa, J.E. Hemming, M.H.T. Reunanen, P.C. Eklund, R.E. Sjöholm,C.S.E. Eckerman, S.P. Pohjamo and B.R. Holmbom, J. Agric. Food Chem. 51 (2003) 7600.5. H. Markus, P. Mäki-Arvela, N. Kumar, N.V. Kul’kova, P. Eklund, R. Sjöholm, B. Holmbom, T. Salmi andD.Yu. Murzin, Catal. Lett. 103 (2005) 125.6. H. Markus, P. Mäki-Arvela, N. Kumar, T. Heikkilä, V-P. Lehto, R. Sjöholm, B. Holmbom, T. Salmi andD.Yu. Murzin, J. Catal. 238 (2006) 301.7. H. Markus, A.J. Plomp, P. Mäki-Arvela, J.H. Bitter and D.Yu. Murzin, Catal. Lett. 113 (2007) 141.497

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