Coordinatively saturated olefin platinum(II) complexes containing two eta(1)-C-bonded groups

被引:12
作者
Ferrara, ML
Orabona, I
Ruffo, F
DeFelice, V
机构
[1] UNIV NAPLES FEDERICO II,DIPARTIMENTO CHIM,I-80134 NAPLES,ITALY
[2] UNIV MOLISE,FAC AGR,I-86100 CAMPOBASSO,ITALY
关键词
platinum; olefin complexes; eta'-bonded; alkene; five-coordination; alkyl complexes; preparation;
D O I
10.1016/S0022-328X(96)06225-0
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Unprecedented trigonal bipyramidal Pt(II) complexes containing two eta(1)-C-bonded groups in axial position have been isolated. The compounds of general formula [Pt{CHR(R')}(R '')(dmphen)(olefin)] or [Pt(CH2NO2)(R '')dmphen)(olefin)] (dmphen = 2,9-dimethyl-1,10-phenanthroline; R,R' = CO(2)Me, COMe, CN; R ''=Me, CH(2)Ph) are obtained by reacting the cationic precursors [Pt(R '')-L(dmphen)(olefin)](+) (L = MeCN, H2O) with KCH2NO2 or KR(R')CH. The beta-dicarbonyl ligands are C-bonded and can be selectively removed by treatment with protic acids.
引用
收藏
页码:75 / 82
页数:8
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