A study of the outer sphere interaction of some octahedral coordinated cobalt (III) complexes by 59Co nuclear magnetic resonance methods.

• Other Authors: Chung, Sai Cheong.
• Format: Others
• Language: English
• Published: Chinese University of Hong Kong 1993
• Subjects: Cobalt compounds > Synthesis; Nuclear magnetic resonance
• Online Access: http://library.cuhk.edu.hk/record=b5887735; http://repository.lib.cuhk.edu.hk/en/item/cuhk-319159

by Chung Sai Cheong. === Thesis (M.Phil.)--Chinese University of Hong Kong, 1993. === Includes bibliographical references (leaves 94-99). === DESCRIPTIVE NOTE === ABSTRACT --- p.iii === ACKNOWLEDGEMENTS --- p.v === Chapter CHAPTER ONE: --- INTRODUCTION --- p.1 === Chapter CHAPTER TWO: --- EXPERIMENTAL --- p.6 === Chapter 2.1 --- Synthesis --- p.6 === Chapter 2.2 --- NMR Measurement --- p.6 === Chapter 2.2.1 --- Solid State 59Co NMR --- p.6 === Chapter 2.2.2 --- Solution NMR --- p.7 === Chapter 2.2.2.1 --- 59Co NMR Measurements --- p.7 === Chapter 2.2.2.2 --- 13C NMR Measurements --- p.8 === Chapter 2.3 --- UV-Vis Spectral Measurements --- p.9 === Chapter 2.4 --- Computer Simulation --- p.10 === Chapter CHAPTER THREE: --- QUANTITATIVE CORRELATION OF SHIELDING ANISOTROPY AND NQCC - APPLICATION TO SOLVATION STUDIES OF OCTAHEDRAL COBALT (III)COMPLEXES === Chapter 3.1 --- Introduction --- p.11 === Chapter 3.2 --- Theory --- p.15 === Chapter 3.3 --- Results and Discussion --- p.20 === Chapter 3.3.1 --- The 59Co NMR Powder Spectrum of Diamagnetic Cobalt Complexes --- p.20 === Chapter 3.3.2 --- The Correlation of NQCC with Chemical Shift Anisotropy in the Solid State --- p.34 === Chapter 3.3.3 --- Application of Equation 3.16in Solution Studies --- p.39 === Chapter 3.3.3.1 --- The Chemical Shift --- p.39 === Chapter 3.3.3.2 --- The Effective Correlation Time --- p.48 === Chapter 3.3.3.3 --- The Nuclear Quadrupole Coupling Constant --- p.49 === Chapter 3.4 --- Summary --- p.51 === Chapter CHAPTER FOUR: --- 59Co AND 13C RELAXATION OF Co(acac)3 IN HYDROGEN BONDING (KALOMETHANE) SOLVENTS === Chapter 4.1 --- Introduction --- p.53 === Chapter 4.2 --- Results and Discussion --- p.57 === Chapter 4.2.1 --- The Static NMR Powder Spectrum Co(acac)3 --- p.57 === Chapter 4.2.2 --- Chemical shift --- p.60 === Chapter 4.2.3 --- Relaxation --- p.67 === Chapter 4.2.3.1 --- The 13C Relaxation --- p.67 === Chapter 4.2.3.2 --- The 59Co Relaxation --- p.71 === The Spin Rotation Interaction --- p.71 === The Temperature Behaviour of Relaxa- tion Rate --- p.72 === The Nuclear Quadru- pole Coupling Constant --- p.76 === The Correlation Time --- p.82 === Chapter 4.3 --- Summary --- p.90 === Chapter CHAPTER FIVE: --- CONCLUSION --- p.91 === REFERENCES --- p.94