Palladium(II), copper(II), iron(III), and vanadium(V) complexes with heteropolyanion PW9O349-:: 31P, 183W, 51V NMR and IR spectroscopy studies

被引:7
|
作者
Detusheva, LG [1 ]
Kuznetsova, LI [1 ]
Fedotov, MA [1 ]
Likholobov, VA [1 ]
Dovlitova, LS [1 ]
Vlasov, AA [1 ]
Malakhov, VV [1 ]
机构
[1] Russian Acad Sci, Boreskov Inst Catalysis, Siberian Div, Novosibirsk 630090, Russia
关键词
D O I
10.1023/A:1013056927629
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The formation of Pd(II)-containing and mixed Pd(II),Cu(II), Pd(II),Fe(III), and Pd(II),V(V) complexes with heteropolyanion PW9O349- was studied using P-31, W-183, V-51 NMR, visible UV and IR spectroscopy, and the differentiating dissolution methods. In an aqueous solution and at optimal pH (3.7), the monometallic complexes [Pd-3(PW9O34)(2)](12-) and [Pd-3(PW9O34)(2)PdnOxHy](q-) (n(av) = 3), the bimetallic complexes [Pd2Cu(PW9O34)(2)](12-), [Pd2Fe(PW9O34)(2)](11-), and [PdFe2(PW9O34)(2)](10-), and a mixture of the [Pd-3(PW9O34)(2)PdnOxHy](q-) (n(av) = 10) + [(VO)(3)(PW9O34)(2)](9-) complexes are formed. The title complexes were isolated from solution as Cs+ solid salts belonging to the same [M-3(PW9O34)(2)] structural type.
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收藏
页码:838 / 845
页数:8
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