Lewis Acid-Catalyzed Propargylic Etherification and Sulfanylation from Alcohols in MeNO2-H2O
                                
                                    
                                        作者:Katsuki Ohta、Eri Koketsu、Yuya Nagase、Nami Takahashi、Hiroyasu Watanabe、Mitsuhiro Yoshimatsu                                    
                                    
                                        DOI:10.1248/cpb.59.1133
                                    
                                    
                                        日期:——
                                    
                                    Direct scandium- and lanthanum-catalyzed etherifications of propargyl alcohols 1 and 6 in MeNO2–H2O provided propargyl ethers 3, 4 and 7 in high yields. In addition, reactions of 1 and 6 with thiols exclusively yielded the corresponding propargyl sulfides.
                                    直接由
钪和
镧催化的
丙炔醇1和6在甲基
硝酸酯-
水体系中的醚化反应,能够高效地生成
丙炔醚3、4和7。此外,1和6与
硫醇的反应则专门生成了相应的
丙炔硫醚。