By S. A. Cotton, Simon A. Cotton

This booklet is a unmarried quantity remedy of the descriptive inorganic and coordination chemistry of silver, gold and the six platinum metals -- including the organometallic chemistry of -bonded compounds in basic oxidation states. It presents info on `essential' binary compounds and complexes of those parts, corresponding to oxides, halides, aqua complexes, amines and tertiary phosphine complexes, highlighting key parts of research. The reference record, containing over 1600 entries, is meant to provide key references (particularly to structures), either to the hot literature and to proper older paintings. Literature insurance extends to Spring 1996. A focused resource of knowledge for chemists at graduate and learn point, this quantity is additionally appropriate as a educating source for complex undergraduates.

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24 Reactions of RuCl2(PPh3)3. 25 A comparison of bond lengths in the complexes RuCl2(PPh3)3 and RuHCl(PPh3)3. non-existence of the 18-electron 6-coordinate complex is probably a result of steric repulsion between the tertiary phosphine ligands, while 16-electron RuCl2 (PPh3 )3 dissociates in solution affording dimeric [Cl(PPh3 )2Ru(//Cl)2Ru(PPh3J)2Cl] (NMR evidence at low temperatures). RuCl2(SbPh3)4 does exist (X-ray [81]). g. g. with pyridine RuCl2py2(PPh3)2 being formed); both are 18electron species.

4 Sulphide and sulphoxide complexes Sulphide and sulphoxide complexes have been extensively studied since cisRuCl2(DMSO)4 (DMSO, dimethyl sulphoxide, (Me)2SO) was found to have anti-tumour properties and to be a precessor for radiosensitizing agents. Such complexes can act as catalysts for the oxidation of sulphides with molecular oxygen. 36 Syntheses of ruthenium carboxylate complexes. Ru(OAc)2(PPh3)3 been inaccurately describing either ruthenium(II) complexes or ruthenium(III) sulphide complexes formed by redox reaction.

Class 3 Dinuclear complexes with an oxo-bridge have latterly achieved better characterization. 35) [104c, 105]. 35 The structure of the oxo-bridged dimer Ru2Q(OAc)4(PPh3)2. 36). It has 6-coordination with a chelating acetate [106] and may be converted (reversibly) into Ru(OAc)2(PPh3)3, which has the/ac-configuration with one monodentate and one bidentate acetate. It is fluxional at room temperature but at -7O0C the phosphines are non-equivalent on the NMR timescale [107]. 4 Sulphide and sulphoxide complexes Sulphide and sulphoxide complexes have been extensively studied since cisRuCl2(DMSO)4 (DMSO, dimethyl sulphoxide, (Me)2SO) was found to have anti-tumour properties and to be a precessor for radiosensitizing agents.

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