Advances in Heterocyclic Chemistry (eBook)

Cover 1
Advances in Heterocyclic Chemistry, Volume 26 4
Copyright Page 5
Contents 6
Contributors 8
Preface 10
Chapter 1. Heterocyclic Betaine Derivatives of Alternant Hydrocarbons 12
I. Introduction 14
II. Heterocyclic Betaines lsoelectronic with Odd Alternant Hydrocarbon Anions 15
III. The Chemistry of Heterocyclic Mesomeric Betaines 21
IV. The Electronic Structure of Mesomeric Betaines 85
V. Pericyclic Reactions of Mesomeric Betaines 100
VI. Heterocyclic Betaines lsoelectronic with Even Alternant Hydrocarbon Dianions 108
VII. The Chemistry of Heterocyclic Betaines Derived from Even Alternant Hydrocarbon Dianions 111
VIII. Conclusion 115
IX. Appendix Added in Proof 116
References Added in Proof 124
Chapter 2. Thiocoumarins 126
I. Introduction 126
II. Synthetic Methods 127
III. Applications of Thiocournarins 133
IV. Spectroscopic and Physical Properties of Thiocoumarins 134
V. Reactions of Thiocoumarins 135
Vi. Dithiocoumarins 142
VII. 3, 4-Dihydrothiocoumarins 143
Chapter 3. Benzo[c]furans 146
I. Introduction 146
II. Theoretical Aspects 148
III. Benzo[c]furan and Its Alkyl- and Monoaryl-Substituted Derivatives 153
IV. 1. 3-Diarylbenzo[c]furans 172
V. Spectroscopic Properties 226
VI. Cyclobuta[c]furans and Cyclobutabenzo[c]furans 229
VII. Benz-Annelated and Hetero-Substituted Benzo[c]furans and Larger Ring[c]-Fused Furans 230
VIII. Benzo[c]furan-4,7-diones 245
Cumulative Index of Titles 254