A group of mixed-tris chelates of type [OsAQ2 ] [A=isonitrosoacetophenonate (A ~) and isonitrosopropiophenonate (A2); Q = deprotonated 8-quinolinol (QI) and 2-methyl-8-quinolinol (Q2)] have been prepared by two distinct synthetic approaches. [OsAQ2] +, obtained by Ce Iv oxidation of [OsAQ2], can be
Mixed-ligand complexes of osmium(III)/(IV) 8-quinolinolates: synthesis, characterization and redox behaviour
β Scribed by Bijan K. Roy; Sutapa Sinha; Barindra K. Ghosh
- Publisher
- Springer
- Year
- 1994
- Tongue
- English
- Weight
- 316 KB
- Volume
- 19
- Category
- Article
- ISSN
- 0340-4285
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A series of mixed-tris chelates of Os m and Os w of the general formula [OsDQz] ~ + [D = fl-ketoenolates (D1-D 3) or tropolonate (D4); Q = deprotonated 8-quinolinol] has been prepared and characterized by physico-chemical and spectroscopic methods. In MeCN solution the OsN20 ~ unit displays reversib
## Abstract New monoβ and dicarbonyl phosphane Re^I^ complexes [ReCl(L)~2~(CO)(PPh~3~)~2~] {L = 3,5βMe~2~βHpz (3), quin (4)} and [Re(L)__~n~__(CO)~2~(PPh~3~)~2~][BPh~4~]__~m~__ {L = pz/Hpz, __n__ = 2, __m__ = 0 (2); L = 4,7βPh~2~βphen, __n__ = 1, __m__ = 1 (5); L = 2βMeβdipic, __n__ = 1, __m__ = 0