II. Molecular Structure and Physical Properties of TelluropheneIII. Synthesis and Chemical Reactivity of Tellurophene and Its Derivatives; IV. Other Tellurium Heterocycles; V. Appendix. Tables of Tellurophene Derivatives and Related Compounds; Note Added in Proof; Chapter 4. New Developments in the Chemistry of Oxazolones; I. Introduction; II. 2-Oxazolin-5-ones; III. 3-Oxazolin-5-ones; IV. 2-Oxazolin-4-ones; V. 4-Oxazolin-2-ones; VI. 3-Oxazolin-2-ones; Chapter 5. The Chemistry of Isoxazolidines; I. Introduction; II. Synthetic Methods; III. Physical Properties; IV. Spectroscopic Properties

V. Chemical PropertiesVI. Uses of Isoxazolidines; Chapter 6. (2 + 2)-Cycloaddition and (2 + 2)-Cycloreversion Reactions of Heterocyclic Compounds; I. Introduction; II. Thermal (2 + 2)-Cycloadditions; III. Photochemical (2 + 2)-Cycloadditions; IV. (2 + 2)-Cycloreversion Reactions; Appendix; Chapter 7. Recent Advances in Tetrazole Chemistry; I. Introduction; II. Physicochemical Studies; III. Studies of Synthesis and Mechanism; IV. Azidoazomethine Tetrazole Isomerism-Fused Tetrazoloheterocycles; V. Conclusion; Notes Added in Proof; Chapter 8. The Chemistry of 1,2-Dioxetanes; I. Introduction

II. PreparationIII. Characterization; IV. Dioxetanes as Reactive lntermediates in Oxygenations; V. Chemical Properties; Cumulative Index of Titles