Catalysis of Organic..

Bianchi, Borzatta, Poluzzi and Vaccari 345AcknowledgmentsOur thanks go to Engelhard (USA), Mel-Chemicals (UK); Sasol (D), Tolsa (E)and Süd-Chemie (D) for providing the commercial solid acid catalysts. Thefinancial support by Endura and the Ministero dell’ Istruzione, dell’Università edella Ricerca (MIUR, Roma) is gratefully acknowledged.(%)6040200Mega DryTonsil CO 610GConv.YieldFigure 8. Catalytic activity with a TMBD:isomer: high molecular weightcompounds (21.2:76.8: 2.0 mol.%) (Cat. = 9 g; T = 290°C; P = 0.1 MPa;LHSV = 0.92 h -1 )References1. R.L. Metcalf, In Ulmann’s Encyclopedia of Industrial Chemistry, B. Elvers, S.Hawkins, M. Ravenscroft and G. Schulz, eds., Vth Ed., Vol. A14, VCH,Weinheim, 1989, pp. 263-320.2. R.L. Metcalf, In Kirk-Othmer Encyclopedia of Chemical Technology, J.I.Kroschwitz and M. Howe-Grant, eds., Vol. 14, Wiley, New York, 1995, pp.524-602.3. Agency for Toxic Substances and Disease Registry, Toxicological Profile forPyrethrins and Pyrethroids, US Department of Health and Human Services,Atlanta GE, 2003.4. C. Cox, J. Pesticide Reform. 22, 14 (2002).5. PAN Pesticides Dartabase-Chemicals, www.pesticideinfo.org6. Cornell University, Ithaca NY, Extension Toxicology Network,http://extoxnet.orst.edu7. National Pesticide Information Centre, http://npic.orst.edu