Reduction of acetylenes to (Z)-olefins by means of low-valent niobium or tantalum.
作者:Yasutaka Kataoka、Kazuhiko Takai、Koichiro Oshima、Kiitiro Utimoto
DOI:10.1016/s0040-4039(00)94556-8
日期:1990.1
Partial reduction of alkynes to (Z)-alkenes is achieved with the low-valent group 5 metal reagents prepared from MtlCl5 (Mtl = Nb or Ta) and zinc in a mixed solvent of DME (or THF) and benzene.
用由MtlCl 5(Mtl = Nb或Ta)和锌在DME(或THF)和苯的混合溶剂中制得的低价5族金属试剂可将炔烃部分还原为(Z)-烯烃。