Machine generated contents note: 1.Heterocycle-Forming Reactions of 1, 2-Benzoquinones / Christopher A. Ramsden -- 1.Introduction -- 2.Addition Reactions -- 3.Addition-Elimination Reactions -- 4.Ring-Opening Reactions -- References -- 2.Naturally Occurring Nitrogen-Sulfur Compounds Part 2 1, 4-Thiazine and Benzo-1, 4-thiazine alkaloids / Christopher J. Moody -- 1.Introduction -- 2.Di- and Tetrahydro-1, 4-Thiazines and their S-Oxides -- 3.Benzo-1, 4-Thiazines -- 4.Tricyclic Thiazines -- 5.Polycyclic Thiazines -- 6.Conclusions -- References -- 3.Recent Advances in the Chemistry of 1, 2, 4-Triazines / Richard J.K. Taylor -- 1.Introduction -- 2.Synthesis of 1, 2, 4-triazines -- 3.Functionalisation of the 1, 2, 4-triazine Heteroaromatic Ring -- 4.Inverse Electron Demand aza-Diels-Alder Reactions of 1, 2, 4-Triazines -- 5.Cascade Reactions of 1, 2, 4-Triazines -- 6.Use of 1, 2, 4-Triazines in Total Synthesis -- 7.Summary -- References -- 4.Heteroaryl Radicals Review / Keith Jones -- 1.Introduction -- 2.Pyridyl Radicals -- 3.Indolyl Radicals -- 4.Thienyl Radicals -- 5.Quinolyl and Isoquinolyl Radicals -- 6.Other Heteroaromatic Radicals -- 7.Summary -- List of Abbreviations -- References -- 5.Dialkyl Acetone-1, 3-Dicarboxylates and their Mono- and bis-(Dimethylamino)methylidene Derivatives in the Synthesis of Heterocyclic Systems / Uros Groselj -- 1.Introduction -- 2.Transformations of Dialkyl Acetone-1, 3-Dicarboxylates and their (Dimethylamino)methylidene Derivatives -- References -- 6.Organometallic Chemistry of Heterocycles: New Remarkable Facts / Alexander P. Sadimenko -- 1.Introduction -- 2.Remarkable Organometallic Compounds -- 3.Conclusion -- List of Abbreviations -- References -- 7.The Chemistry of the [1, 2, 3]Triazolo[1, 5-a]pyridines: An Update / Belen Abarca -- 1.Introduction -- 2.Physical Properties and Theoretical Chemistry -- 3.Synthesis of the [1, 2, 3]Triazolo[1, 5-a]pyridine system -- 4.Synthesis of Novel Aryltriazolopyridines -- 5.Chiral Ligands from [1, 2, 3]Triazolo[1, 5-a]pyridines -- 6.A New Route to 2, 2'-Bipyridines from [1, 2, 3]Triazolo[1, 5-a]pyridines -- 7.Pyridylcarbene Formation from Triazolopyridines -- 8.Ring-Chain Isomerization on [1, 2, 3]Triazolo[1, 5-a]pyridines -- 9.Novel Pyridylcarbonylpyridines -- 10.Triazolopyridines as Building Blocks in Supramolecular Chemistry -- 11.Pharmacological Studies -- References.
