Stereoselective alkynylation of chiral benzaldehyde chromium tricarbonyl complexes. Synthesis of optically active alkynyl alcohols
作者:Clara Baldoli、Paola Del Buttero、Emanuela Licandro、Stefano Maiorana、Antonio Papagni、Maurizio Torchio
DOI:10.1016/s0040-4039(00)61518-6
日期:1993.12
Addition of lithium acetylides and ethynyl magnesium bromide to chiral ortho substituted benzaldehyde tricarbonylchromium complexes 1 – 3 gives alkynyl alcohols 4 – 7 in good yields and with complete stereoselection.
在手性邻位取代的苯甲醛三羰基铬配合物1-3中添加乙炔化锂和乙炔基溴化镁,可以得到高收率且完全立体选择的炔醇4-7。