摘要：

I Introduction.- II New Synthetic Developments.- A Annulation Reactions.- 1 Acid-and Base-Promoted Cyclizations.- 2 Metal-Promoted Ring Closures.- 3 Free Radical Processes.- 4 [3 +2] Cycloaddition Methodology.- 5 Weiss-Cook Condensations.- 6 Intramolecular Diels-Alder Reactions.- 7 Cyclization of Diazo Compounds.- 8 Miscellaneous.- B Ring Expansion, Contraction, and Cleavage Processes.- C Pauson-Khand Reaction.- D Photochemical Approaches.- 1 Oxa-di-?-methane Entry.- 2 Meta Olefin Addition to Arenes.- E Rearrangement Routes to Polyquinanes.- 1 Thermochemical Pathways.- 2 Cleavage of Cage Molecules.- 3 Carbocation-Based Approaches.- 4 Photochemical Processes.- 5 Base-Promoted Isomerizations.- 6 Carbenic and Transition Metal-Catalyzed Schemes.- F Trapping of 1,3-Diyls.- G Transannular Cyclizations.- III Functional Group Manipulation Within Polyquinanes.- A Reactions Involving Ketonic Substrates.- B Carbocationic Processes.- C Reactions Involving Olefinic Centers.- D Miscellaneous.- IV Physical Data for, and Theoretical Analysis of, Polyquinanes.- A Crystal Structure Data.- B Photoelectron Spectra.- C Molecular Orbital Calculations.- D Miscellaneous.- V Molecules of Theoretical Interest.- A Pentalene.- B Semibullvalenes.- C Syn/anti-Sesquinorbornenes.- D Triquinacenes.- E Tricyclic [10]Annulenes.- F Fenestranes and Related Molecules.- G (D3)-Trishomocubanes and Congeners.- H Peristylanes.- I Chemistry Surrounding Dodecahedrane.- VI Natural Products Chemistry.- A Isolation and Physical Properties.- B Biosynthesis and Chemical Transformations.- VII Synthesis of Nonpolycyclopentanoid Natural Products by Way of Diquinane Intermediates.- A Allamcin.- B Boonein.- C BrefeldinA.- D Dendrobine.- E Forsythide Aglycone Dimethyl Ester.- F Ikarugamycin.- G Iridodial.- H Isoiridomyrmecin.- I Loganin and Analogues.- J Oplopanone.- K Plumericin.- L Trichodiene.- M Udoteatrial.- N Xylomollin.- VIII Synthesis of Diquinane Natural Products.- A Cedranoids.- B The Pentalenolactone Group.- C Quadrone and Terrecyclic Acid.- D Ptychanolide.- E Albene.- F Carbaprostacyclins.- G Ryanodine and the Ryanoid Insecticides.- IX Synthesis of Triquinane Natural Products.- A Linear Triquinanes.- 1 Hirsutene.- 2 The Capnellene Group.- 3 Coriolin.- 4 Hirsutic Acid.- B Angular Triquinanes.- 1 Isocomene Sesquiterpenes.- 2 Silphinene.- 3 Pentalenene and Pentalenic Acid.- 4 Senoxydene.- 5 Silphiperfolene and Congeners.- 6 Retigeranic Acid.- C Propellane Structures.- 1 Modhephene.- X References.

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