Supplementary Material (ESI) for Chemical Communications This journal is (c) The Royal Society of Chemistry 2010 1 Supporting Information An improved synthesis of 1,2-benzisoxazoles: TBAF mediated 1,3- dipolar cycloaddition of nitrile oxides and benzyne Christian Spiteri, Pallavi Sharma, Fengzhi Zhang, Simon J. F. Macdonald, Steve Keeling, and John E. Moses* School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD john.moses@nottingham.ac.uk Table of Contents General Information..........................................................................................2 Experimental Section and Characterisation of Products...................................3 References…………………………………………………………………….8