TY - BOOK TI - Advanced in heterocyclic chemistry SN - 0120207729 U1 - 547.59 PY - 1999/// CY - New York PB - Academic N1 - The literature of heterocyclic chemistry, Part VIII, 1999-2001 I Introduction II General sources and topics III Three-membered rings IV Four-membered rings V Five-membered rings VI Six-membered rings VII Rings with more than six members VIII Heterocycles containing unusual heteroatoms References Annulated heterocyclo-purines I. fused five-membered heterocyclo-purinediones, - purinones, and -purineimines I Introduction II Purines fused with five-membered heterocycles References Pyrazol-3-ones. Part II: reactions of the ring atoms I Introduction II Acidity III Alkylation IV Silylation V Acylation VI Halogenation VII Nitrosation VIII Nitration IX Diazonium salt coupling X Thiation XI Condensation XII Nucleophilic addition XIII Nucleophilic substitution XIV Oxidation XV Reduction XVI Cycloaddition XVII Photolysis XVIII Miscellaneous reactions References Fluorine-containing heterocycles. Part II. synthesis of perfluoroalky1 heterocycles from carbony1 compounds I Introduction II From hexafluoroacetone III From perfluoroalk1-containing b-diketones IV From other carbony1-containing compounds with perfluoroalky1 groups V The synthesis of oxygen-containing heterocycles by intramolecular cyclizations in antimony pentafluoride VI New strategy of heterocyclic design VII Intramolecular nucleophilic cyclizations with annulated fluorinated heterocyclic rings VIII Innovations in the use of rearrangements in heterocyclic syntheses IX Polyfluoro-2,3-epoxyalkanes in the synthesis of heterocyclic compounds X Conclusions References ER -