苄基四甲基环戊二烯基钼羰基化合物的合成及晶体结构(英文)  

Synthesis and Crystal Structure of Benzyl-Substituted Tetramethylcyclopentadienyl Dimolybdnum Metal Carbonyl Complex

作　　者：马志宏[1,2] 赵明霞[1] 李放[1] 刘晓焕[1] 林进[1] 

机构地区：[1]河北师范大学化学与材料科学学院,石家庄050016 [2]河北医科大学基础医学院,石家庄050017

出　　处：《无机化学学报》2009年第9期1699-1702,共4页Chinese Journal of Inorganic Chemistry

基　　金：河北省自然科学基金资助项目(No.B2008000150);河北师范大学博士启动基金资助项目(No.L2005B18);河北师范大学研究生基金项目(No.200801007)

摘　　要：C5Me4(benzyl)H reacted with Mo(CO)6 in refluxing xylene to give the new complex(C5Me4benzyl)2Mo2(CO)6.Its molecular structure was characterized by elemental analysis,IR spectra,1H NMR and X-ray diffraction.Crystal data for this compound:Triclinic,space group P1,Mr=782.56,a=0.854 43(17) nm,b=0.991 0(2) nm,c= 1.035 5(2) nm,α=67.25(3)°,β=87.38(3)°,γ=85.99(3)°,V=0.806 4(3) nm3,Z=1,Dc=1.611 g·cm3,μ(Mo Kα)=0.825 mm-1,F(000)=398,R=0.032 9,wR=0.083 6(observed reflections with Ⅰ>2σ(Ⅰ)) and R=0.036 2,wR=0.084 3(all reflections).The X-ray crystal structure of the dimer confirms the structure with terminal CO groups and the Mo-Mo bond distance is 0.326 6 nm.CCDC:693386.C5Me4（benzyl）H reacted with Mo（CO）6 in refluxing xylene to give the new complex （C5Me4benzyl）2Mo2（CO）6- Its molecular structure was characterized by elemental analysis, IR spectra, 1H NMR and X-ray diffraction. Crystal data for this compound： Triclinic, space group P1, Mr=782.56, α=0.85443 （17） nm, b=0.991 0 （2） nm, c= 1.035 5（2） nm, α=67.25（3）°, β=87.38（3）°, γ=85.99（3）°, V=0.806 4（3） nm^3, Z=1, Dc=1.611 g·cm^3,μ（Mo Kα）=0.825 mm^-1, F（000）=398, R=0.032 9, wR=0.083 6 （observed reflections with I〉2σ（I）） and R=0.0362, wR=0.0843 （all reflections）. The X-ray crystal structure of the dimer confirms the structure with terminal CO groups and the MoMo bond distance is 0.326 6 nm. CCDC： 693386.

关 键 词：羰基钼 环戊二烯基 合成 结构 

分 类 号：O614.242[理学—无机化学]