XXIVth International Congress of Pure and Applied Chemistry (eBook)

Front Cover 1
XXIVth International Congress of Pure and Applied Chemistry 4
Copyright Page 5
Table of Contents 6
CHAPTER 1. NON-METAL CHEMISTRY AT A CROSSROADS? A CASE HISTORY 8
ABSTRACT 8
INTRODUCTION 8
INSERTION REACTIONS IN PEROXIDES 10
OTHER STUDIES OF PROMISE 17
CONCLUSION 17
ACKNOWLEDGMENT 17
REFERENCES 18
CHAPTER 2. NEUERE ERGEBNISSE UND ASPEKTE DER BORCHEMIE 20
ABSTRACT 20
SUBSTITUENTENAUSTAUSCH UND BORYLGRUPPENVERSCHIEBUNG 21
STABILITATSPROBLEME CYCLISCHER BORVERBINDUNGEN 24
LIGANDENFUNKTION VON BORAN-DERIVATEN 28
CHAPTER 3. DEVELOPMENTS IN THE CHEMISTRY OF THE BORON AND SILICON SUBHALIDES 32
ABSTRACT 32
INTRODUCTION 32
EXPERIMENTAL METHODS 32
SOME BORON-FLUORINE CHEMISTRY 33
REACTIONS OF BORON MONOCHLORIDE 35
ADDITION AND INSERTION REACTIONS OF SiCl2 36
CONCLUSIONS 37
REFERENCES 37
CHAPTER 4. CHEMICAL PROPERTIES OF THE Si-H BOND 38
ABSTRACT 38
TRICHLOROSILANE (SiHCl3 ) 38
References 51
CHAPTER 5. ADVANCES IN THE CHEMISTRY OF BIOLOGICALLY ACTIVE ORGANOSILICON COMPOUNDS 52
ABSTRACT 52
REFERENCES 71
CHAPTER 6. THE HYDROLYSIS OF PHOSPHATE ESTERS AND RELATED COMPOUNDS: MONOMERIC METAPHOSPHATES AND PHOSPHORIMIDATES 74
ABSTRACT 74
INTRODUCTION 74
MONOMERIC METAPHOSPHATES 75
MONOMERIC METHYL METAPHOSPHATE 77
MONOMERIC METAPHOSPHORIMIDATES 80
MONOMERIC METAPHOSPHORIMIDATES BY PHOTOLYSIS 81
ACKNOWLEDGMENTS 86
REFERENCES 86
CHAPTER 7. REACTIVITY OF PHOSPHORUS HETEROCYCLES 88
ABSTRACT 88
INTRODUCTION 88
TERVALENT PHOSPHORUS COMPOUNDS 91
GENERAL SUMMARY 99
REFERENCES 101
CHAPTER 8. EFFECTS OF SULFUR GROUPS ON ACIDITIES OF CARBON ACIDS 104
ABSTRACT 104
ACIDITIES OF PARENT CARBON ACIDS 104
EFFECT OF PHENYL SUBSTITUTION 105
EFFECT OF PHENYLTHIO SUBSTITUTION 106
MISCELLANEOUS SUBSTITUENT EFFECTS 107
REFERENCES 108
CHAPTER 9. ASPECTS OF THE STRUCTURAL CHEMISTRY OF POLYTHIONATES 110
ABSTRACT 110
INTRODUCTION 110
STRUCTURES OF TETRA-, PENTA-, AND HEXATHIONATES 111
METHYLXANTHATES OF DIVALENT SULPHUR, SELENIUM, AND TELLURIUM 115
THE PREVALENCE OF UNBRANCHED SULPHUR CHAINS 118
REFERENCES 118
CHAPTER 10. HALOGEN FLUORIDES 122
ABSTRACT 122
INTRODUCTION 122
HALOGEN FLUORIDE MOLECULES 122
HALOGEN FLUORIDE IONS 130
STRUCTURAL RELATIONS AND BONDING 132
HALOGEN FLUORIDE RADICALS 140
APPLICATION IN CHEMICAL LASERS 141
CONCLUSIONS AND OUTLOOK 141
ACKNOWLEDGEMENT 141
REFERENCES 142
CHAPTER 11. HALOGEN CATIONS 150
ABSTRACT 150
INTRODUCTION 150
DIATOMIC CATIONS 151
FLUOROCATIONS 155
REFERENCES 156