Synthesis and characterization of novel organometallic compounds containing linked clusters. The molecular structure of (CO)8LCo2M(μ3-C)C(O)OCH2(μ-CCH)Co2(CO)6 [M=Co, W; L=CO, η5-C5H5]
作者:Jie Zhang、Xue-Nian Chen、Yuan-Qi Yin、Wen-Ling Wang、Xiao-Ying Huang
DOI:10.1016/s0022-328x(99)00060-1
日期:1999.6
and 1H-NMR. The molecular structures of 1 and 3a were determined by X-ray structure analyses. Both 1 and 3a are triclinic, space group, P(#2), Z=2, with a=13.191(6) Å, b=13.324(4) Å, c=7.960(6) Å, α=100.86(3)°, β=93.49(2)°, γ=76.46(3)°, V=1335.55 Å3, final R=0.074, Rw=0.104 for 1 and a=8.079(2) Å, b=8.154(2) Å, c=24.102(4) Å, α=82.89(2)°, β=85.20(2)°, γ=69.84(2)°, V=1477.5(6) Å3, final R=0.053, Rw=0
一种新的簇化合物(CO)9有限公司3(μ 3 -C)C(O)OCH 2(μ-CCH)有限公司2(CO)6 1和已知的簇化合物(CO)9有限公司3(μ 3 -C通过Co 2(CO)8与炔丙基三氯乙酸酯的反应获得)CH 2 CH 3 2。化合物2的形成可能涉及化合物1中两个相连簇的裂解。通过用NaW(CO)3 C 5 H 4处理化合物1R(R = H,C(O)Me,C(O)C 6 H 4 C(O)OMe)或NaW(CO)3 C 5 H 4 C(O)C 6 H 4 C(O)C 5 ħ 4(CO)3 WNA在THF中在室温下,五个新的金属交换的产品(CO)8(C 5 H ^ 4 R)共2 W(μ 3 -C)C(O)OCH 2(μ-CCH)有限公司2(CO)6(R = H,3a ; R = C(O)Me,3b ; R = C(O)C 6 H 4 C(O)OMe,3c),(CO)7(C 5 H ^ 5)2