Homogeneous and silica-supported azidoproazaphosphatranes as efficient catalysts for the synthesis of substituted coumarins
                                
                                    
                                        作者:Pascal Dimitrov Raytchev、Lyvie Roussi、Jean-Pierre Dutasta、Alexandre Martinez、Véronique Dufaud                                    
                                    
                                        DOI:10.1016/j.catcom.2012.07.012
                                    
                                    
                                        日期:2012.11
                                    
                                    Homogeneous and silica-supported azidoproazaphosphatranes derived from the Verkade's superbase catalyze the synthesis of substituted coumarins with moderate to good yields and high selectivity. (C) 2012 Elsevier B.V. All rights reserved.