Synthesis of Oligo(phenyleneethynylene)s with Vertically Disposed Tetrathiafulvalene Units
作者:Mogens Nielsen、Karsten Jennum、Mikkel Vestergaard、Anders Pedersen、Jeppe Fock、Jonas Jensen、Marco Santella、Jens Led、Kristine Kilså、Thomas Bjørnholm
DOI:10.1055/s-0030-1258385
日期:2011.2
)s (OPEs) show potential as molecular wires for molecular electronics. A selection of OPEs with vertically disposed extended tetrathiafulvalene (TTF) units has been synthesized by a combination of metal-catalyzed cross-coupling and Wittig reactions. Two general synthetic routes were developed. In one route, the OPE scaffold was first constructed and finally the extended TTF units were incorporated
功能化的低聚(亚苯基乙炔基)(OPE)具有作为分子电子学的分子导线的潜力。通过金属催化的交叉偶联和维蒂希反应的组合,合成了具有垂直布置的延伸的四硫富瓦烯(TTF)单元的部分OPE。开发了两种通用的合成路线。在一条途径中,首先构建了OPE支架,最后通过Wittig反应将扩展的TTF单元结合在一起。在第二种方法中,首先制备扩展的TTF模块,然后通过钯催化的交叉偶联反应将其掺入OPE主链。后一种途径用于受保护的硫醇端基的官能化。由于这些氧化还原活性分子的形状,它们被称为“ OPE-TTF十字形”。 炔烃-共轭-交叉偶联-硫-Wittig反应