Synthesis of Some New Polyfused Thienothiophenes Part 4: Synthesis of Thienopyrimidine, Thienotriazine, Thienoimidazo-triazine, Thienotriazolo-triazine, and Thienotetrazolotriazine Derivatives
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A Novel One-Pot Synthesis of Polyfunctionally Substituted Thiopyrano(2,3-b)pyridine and Pyrido(2,3-b)pyridine Derivatives under Solid-Liquid Phase-Transfer Catalysis
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New Synthetic Approaches To Condensed and Spiro Coumarins: Coumarin-3-Thiocarboxamide as Building Block for the Synthesis of Condensed and Spiro Coumarins".
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A One-Pot Synthesis of some New Fused Heterocyclic Containing A bridgehead Nitrogen Atom Under PTC Condition. A New Application of Cyanoketene-S,S-Acetals
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