Rhenium Carbyne and η2-Vinyl Complexes from One-Pot Reactions of ReH5(PMe2Ph)3 with Terminal Alkynes

被引:25
作者
Chen, Jiangxi [1 ]
He, Guomei [1 ]
Sung, Herman Ho-Yung [1 ]
Williams, Ian Duncan [1 ]
Lin, Zhenyang [1 ]
Jia, Guochen [1 ]
机构
[1] Hong Kong Univ Sci & Technol, Dept Chem, Kowloon, Hong Kong, Peoples R China
关键词
X-RAY CRYSTAL; ALLENYLIDENE-RUTHENIUM COMPLEXES; ALKYLIDENE-ALKYLIDYNE COMPLEXES; METAL-CARBON BONDS; ETA-2-VINYL COMPLEXES; MOLECULAR-STRUCTURE; COORDINATED LIGANDS; OLEFIN METATHESIS; PHOSPHINE-LIGANDS; NEOPENTYLIDYNE COMPLEXES;
D O I
10.1021/om100122a
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Treatment of the rhenium polyhydride complex ReH5 with HC CR (R = Ph, SiMe3, (CH2)(4)Me) in the presence of 2.2 equiv of HCl produces a mixture of the carbyne complexes Re( CCH2R)Cl-2(PMe2Ph)(3) and the eta(2)-vinyl complexes Re(eta(2)-CH2CR)Cl-2(PMe2Ph)(3). When HC was used, the reaction gave the carbyne complexes Re( CCH=CPh2)Cl-2(PMe2Ph)(3) and Re( CCH2C(OH)Ph-2)Cl-2(PMe2Ph)(3) along with the eta(2)-vinyl complex Re(eta(2)-CH2CC(OH)-Ph-2)Cl-2(PMe2Ph)(3).
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页码:2693 / 2701
页数:9
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