Page 8 - Arrow Pushing in Inorganic Chemistry A Logical Approach to the Chemistry of the Main Group Elements

CONTENTS
vi
1.18 Migrations 32
1.19 Ligand Exchange Reactions 33
1.20 Radical Reactions 35
1.21 Pericyclic Reactions 37
1.22 Arrow Pushing: Organic Paradigms 38
1.23 Inorganic Arrow Pushing: Thinking Like a Lone Pair 38
1.24 Definitions: Valence, Oxidation State, Formal Charge, and Coordination
Number 40
1.25 Elements of Bonding in Hypervalent Compounds 41
1.26 The Convention 45
1.27 The Inert Pair Effect 46
1.28 Summary 47
Further Reading 48

2. The s-Block Elements: Alkali and Alkaline Earth Metals 50
2.1 Solubility 51
2.2 The s-Block Metals as Reducing Agents 52
2.3 Reductive Couplings 53
2.4 Dissolving Metal Reactions 56
2.5 Organolithium and Organomagnesium Compounds 58
2.6 Dihydrogen Activation by Frustrated Lewis Pairs (FLPs) 61
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2.7 A Mg –Mg Bond 63
2.8 Summary 64
Further Reading 65

3. Group 13 Elements 66
3.1 Group 13 Compounds as Lewis Acids 67
3.2 Hydroboration 70
3.3 Group 13-Based Reducing Agents 73
3.4 From Borazine to Gallium Arsenide: 13–15 Compounds 76
3.5 Low-Oxidation-State Compounds 80
3.6 The Boryl Anion 87
3.7 Indium-Mediated Allylations 88
3.8 Thallium Reagents 89
3.9 Summary 94
Further Reading 94

4. Group 14 Elements 96
4.1 Silyl Protecting Groups 98
4.2 A Case Study: Peterson Olefination 103
4.3 Silanes 104