作者:Lynette M. Oh
DOI:10.1016/j.tetlet.2006.08.138
日期:2006.11
A regioselective 1,3-dipolar cycloaddition reaction between a nitrile imine and an enamine is described for the preparation of celecoxib. Nitrile imines are generated in situ from the corresponding hydrazonoyl benzenesulfonates. (c) 2006 Elsevier Ltd. All rights reserved.