Tetrahedron Letters, Vol. 37, No. 26, pp. 4621-4622, 1996 Copyright O 1996 Elsevier Science Lid Printed in Great Britain. All rights r~oerved PII: S0040-4039(96)00892-1 0040-4039/96 $15.00 + 0.00 ... Zirconium(IV) Chloride-Silica Catalysed Thioacetalisation of Carbonyl Compounds ... Department of Chemistry, Faculty of Science University of Teclmology, Sydney, P 0 Box 123, Broadway Sydney NSW 2007, Australia ... Abstract: Anhydrous anhydrous ...