By Anne George
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Additional resources for Biomimetic Based Applications
2004, 104, 939-986.  Meunier, B. Biomimetic Oxidations Mediated by Metal Complexes; Imperial College Press: London, 2000.  Meunier, B. Chem. Rev. 1992, 92, 1411-1456.  Meunier, B. Metalloporphyrin Catalyzed Oxidation; Kluwer Academic Publisher: 1994.  Reichhart, D. ; Didieriean, L. Trends Plant Sci. 2000, 5, 116-123. ; Meunier, B. Adv. Synth. Catal. 2004, 346, 171-184.  Woggon, W. D. Chem. Res. 2005, 38, 127-136.  Chen, H. ; Ji, H. ; Zhou, X. ; Xu, J. ; Wang, L. F. Catal.
While at the initial stage of methylcyclohexane aerobic oxidation, metalloporphyrin turns into high-valent oxometal radical cation [PMIV=O]•+, which is responsible for the velocity of the reaction. The selective oxidation of different C-H bond is mainly affected by two factors: activation energy and regioselectivity of different C-H bond. Obviously, the activation energy of secondary CH bond is greater than that of tertiary C-H bond, so the factors such as temperature, catalyst activity can affect the activation energy.
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