olefinic dithioether Z-PhSCH2Me2SiC(H)C(PCP)SiMe2CH2SPh (9). The dimetallatetrahedran [Co2(CO)6(μ-η2–PCP–CCH)] (10) has been prepared and its crystal structure determined by an X-ray diffraction analysis. Alkyne 5 has also been used for the preparation of the Pt(0) complex [Pt(PPh3)2(PCPCCH)] (11) and the heterodinuclear dimetallacyclopentenone [(OC)2FeμC(O)C(PCP)C(H)}(μ-dppm)Pt(PPh3)] (12). The synthesis
已经开发了通过Corey-Fuchs反应合成(±)-4-乙炔基[2.2]对环环烷(PCPCCH)(5)和4,16-二乙炔基[2.2]对环环烷(6)的替代方法。烯烃中间体4-二溴乙烯基[2.2]对环环烷(3)已被分离并在结构上进行了表征。外消旋末端炔烃5用作起始原料,用于组装含噻吩单元的扩展发光π共轭体系,以及催化双硅烷化反应,生成烯烃二硫醚Z -PhSCH 2 Me 2 SiC(H)C(PCP) SiMe 2 CH 2 SPh(9)。双金属六面体[Co2(CO)6(μ-η 2 -PCP-CCH)] (10)已经被制备并且其晶体结构通过X射线衍射分析来确定。炔烃5也已用于制备Pt(0)络合物[Pt(PPh 3)2(PCPCCH)](11)和异双核双金属双环戊烯酮[(OC)2 Fe μC(O)C(PCP)C (H)}(μ-dppm)Pt(PPh 3)](12)。还介绍了4-异氰基[2.2]对