作者:Shenlin Huang、Peter J. Connolly                                    
                                    
                                        DOI:10.1016/j.tetlet.2004.10.117
                                    
                                    
                                        日期:2004.12
                                    
                                    A highly efficient synthesis of 2-N-alkyl(aryl)amino-7-nitrobenzothiazoles has been developed. The key step involves intramolecular cyclization of a thiourea facilitated by the nitro group. (C) 2004 Elsevier Ltd. All rights reserved.