Coordination chemistry thermodynamics

The coordination chemistry of NO is often compared to that of CO but, whereas carbonyls are frequently prepared by reactions involving CO at high pressures and temperatures, this route is less viable for nitrosyls because of the thermodynamic instability of NO and its propensity to disproportionate or decompose under such conditions (p. 446). Nitrosyl complexes can sometimes be made by transformations involving pre-existing NO complexes, e.g. by ligand replacement, oxidative addition, reductive elimination or condensation reactions (reductive, thermal or photolytic). Typical examples are ... 

Lamb, J. D., Izatt, R. M., Christensen, J. J., Eatough, D. J. Thermodynamics and Kinetics of Cation-Macrocycle Interaction, in Coordination Chemistry of Macrocyclic Compounds (ed. Melson, G. A.), p. 145-217, New York, Plenum Press 1979... 

The physical and coordination chemistry of hydroxamate-based iron chelators, their thermodynamic, kinetic, structural, spectroscopic and surface properties, have been extensively reviewed Therefore, only selective aspects that are relevant for the design of biomimetic siderophore analogs will be discussed. 

The coordination chemistry [8] and electrochemical properties [9-11] of manganese-containing compounds have been reviewed on a number of occasions. These collections contain primarily thermodynamic and (to a lesser extent) kinetic information on compounds of relatively simple composition. The objective in this chapter is to provide a descriptive summary of the electrochemical properties of a wide range of manganese compounds. There is generous coverage of coordination complexes, which seeks to illustrate relationships between structure and... 

For those systems we have studied so far, many classical ligand field features are successfully captured by LFMM e.g., the double hump variation of structural and thermodynamic properties due to the LFSE (73), o- (36,58,78) and -type (77) Jahn-Teller effects, the trans influence (21), and spin state effects (18,33,59). LFMM is equally at home with small molecules and large proteins and potential future coordination chemistry applications are enormous. 

LEWIS, GILBERT N. 11875-1946). An American chemist, native of Massachusetts, professor of chemistry at MIT from 1905 to 1912 after which he became dean of chemistry at the University of California at Bcikeley. His inosi creative contribution was the eleciroh-pair theory of acids and bases, which laid the groundwork lor coordination chemistry. He was also a leading authority on thermodynamics. 

A very comprehensive review by Campbell133 on the coordination chemistry of thiosemicarbazide and thiosemicarbazones provides details of the thermodynamic, structural, magnetic and vibration-... 

Further developments involve the investigation of the mechanism of formation of double- and triple helicates and of the effect of variations in ligand structure on their features, the determination of their physico-chemical (thermodynamic, kinetic, electrochemical, photochemical) properties, the exploration of the coordination chemistry of the ligand strands. For instance, it may be possible to obtain quadruple helical complexes with ions of high coordination number such as the lanthanides and linear ligands containing bipy or terpy units. Using cubic metal ions would also be of interest. 

The coordination chemistry of both metal ions involved plays a vital role in governing the thermodynamics and the kinetics of such reactions. This will be illustrated by reference to the chemistry involved in the precipitation of gold from cyanide leach liquors by metallic zinc powder — the most widely applied method for the recovery of gold from solutions.415 The overall reaction is... 

Albrecht-Gary, A. M., Crumbliss, A. L., Coordination chemistry of siderophores Thermodynamics and kinetics of iron chelation and release, in Metal Ions in Biological Systems, 1998, 35, 239-327. 

Bencini, A., Bianchi, A., Garciaespana, E., et al., Anion coordination chemistry. 2. Electrochemical, thermodynamic, and structural studies on supercomplex formation between large polyammonium cycloalkanes and the 2 complex anions hexacyanoferrate(Ii) and hexacyanocobaltate(Iii). Inorg. Chem. 1987, 26, 3902-3907. 

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