DOI: 10.1055/s-00000083

Synlett

Ausgabe 06 · Volume 1990 · 1990 DOI: 10.1055/s-002-1485

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291
Nagata, Ryu; Saito, Isao: Selective Oxidations by Peroxide-Based Reagents
301
Mori, Akira; Takeshita, Hitoshi: Anodic Oxidation for the Syntheses of o- and p-Tropoquinone Mono- and Bisacetals

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309
Hudlicky, Tomas; Price, John D.; Luna, Hector; Andersen, Catherine M.: Microbial Oxidation of Chloroaromatics in the Enantiocontrolled Synthesis of Cyclitols: (-)-Dihydroconduritol C
311
van der Klein, Pieter A. M.; Boons, Gerrt J. P. H.; Veeneman, Gerrit H.; van der Marel, Gijs A.; van Boom, Jacques H.: Iodonium Ion Promoted Cyclization: A Convenient Approach to Glycosyl Donors of 3-Deoxy-D-manno-2-octulosonic Acid (KDO)
313
Wang, X.; Snieckus, V.: Regioselective Synthesis of Substituted Anthraquinones by Tandem Directed ortho Metalation-Metal Halogen Exchange
317
Lee, Thomas V.; Cregg, Carmel: Novel Allylsilane-Acetal Bifunctional Reagents in the Synthesis of Six- and Seven-Membered Spirocycles
320
Journet, Michel; Smadja, William; Malacria, Max: Radical Cyclization of (Bromomethyl)dimethylsilyl Propargyl Ethers; VI. Serial Radical Cyclizations Leading to a Stereoselective Synthesis of Functionalized Diquinane Framework from an Acyclic Substrate1
322
Tsunoda, Toshio; Hudlicky, Tomas: Practical Synthesis of Vinylcyclopropane
323
Armstrong, Alan; Ley, Steven V.: Total Synthesis of Avermectin B1a: Planning of the Synthesis and Preparation of the C1-C10 "Southern" Hydrobenzofuran Fragment
326
Díez-Martín, David; Grice, Peter; Kolb, Hartmuth C.; Ley, Steven V.; Madin, Andrew: Total Synthesis of Avermectin B1a: Synthesis of the C11-C25 Spiroacetal Fragment
328
Armstrong, Alan; Ley, Steven V.; Madin, Andrew; Mukherjee, Subhabrata: Total Synthesis of Avermectin B1a: Final Coupling Reactions and the Total Synthesis of Avermectin B1a Aglycone
331
Ford, Mark J.; Knight, Julian G.; Ley, Steven V.; Vile, Sadie: Total Synthesis of Avermectin B1a: Synthesis of the Carbohydrate Bis-Oleandrose Fragment and Coupling to the Avermectin B1a Aglycone
333
Charlton, James L.; Koh, Kevin: Asymmetric and Stereoselective Cycloaddition of the Acrylate and Fumarate of (R)-Methyl Mandelate to α-Hydroxy-o-quinodimethane
335
Bauder, Claude; Ocampo, Ruben; Callot, Henry J.: Acid-Catalyzed Cyclization of Vinyl-Substituted Porphyrins. An Improved Synthesis of Deoxophylloerythroetioporphyrin (DPEP) and Related Compounds
337
Prakash, Om; Pahuja, Saroj; Goyal, Seema; Sawhney, Shanti N.; Moriarty, Robert M.: 1,2-Aryl Shift in the Hypervalent Iodine Oxidation of Flavanones: A New Useful Synthesis of Isoflavones
339
O'Reilly, Neil J.; Derwin, William S.; Lin, Henry C.: Selective Hydrodechlorination of 3,4,5,6-Tetrachlorophthalic Anhydride: Preparation of 3,4,6-Trichlorophthalic Acid
341
Larock, Richard C.; Stolz-Dunn, Sandra K.: Synthesis of Homoallylic Alcohols via Organometallic Ring Opening of Vinylic Oxetanes
344
Chmielecka, Jadwiga; Stańczyk, Wlodzimierz: Synthesis of 1,1,3,3-Tetramethyl-1,3-disilacyclobutanes Using Lithium Metal or Organolithium Reagents
345
Markó, István E.; Mekhalfia, Abdelaziz; Ollis, W. David: Radical Mediated Oxidations in Organic Chemistry; 1. Direct Oxidation of Benzylic Silyl Ethers to Carbonyl Compounds and Primary Aliphatic Silyl Ethers to Simple Esters
347
Markó, István E.; Mekhalfia, Abdelaziz; Ollis, W. David: Radical Mediated Oxidations in Organic Chemistry; 2. The Direct Preparation of Esters from Aldehydes
349
Kadaba, Pankaja K.: Triazolines XX. Vinyl Azides as Dipolarophiles in 1,3-Dipolar Cycloadditions: Intermolecular Cycloaddition of Hydrazoic Acid and α-Styryl Azide to Give a Tetrazole
351
Barluenga, José; Tomás, Miguel; Suárez-Sobrino, Angel: Synthesis of N-Substituted 3-Acylpyrroles by Intramolecular Cycloamination of 4-Amino-1-azabutadienes
353
Takahashi, Masahiko; Kotajima, Hiroyuki: 1,1,1-Trifluoro-3-phenylsulfonyl-2,2-propanediol: A Building Block for Trifluoromethylated and Sulfonylated Heterocycles. Synthesis of 1-Alkyl-3-trifluoromethyl-4-phenylsulfonyl-pyrazoles
355
Gupta, R. B.; Franck, R. W.: Direct Oxidation of 1-Naphthaldehydes to 2-Substituted 1,4-Naphthoquinones: Application to the Chemoselective Syntheses of Pyrano- and Furano-1,2-naphthoquinones
357
Lu, Xiyan; Guo, Cheng; Ma, Dawei: A Convenient Synthesis of 3-(1,3-Alkadienyl)-2-cycloalken-1-ones
359
Fishwick, Colin W. G.; Jones, Andrew D.; Mitchell, Michael B.; Eggleston, Drake S.; Baures, Paul W.: Novel Generation and Regio- and Stereospecific 1,3-Dipolar Cycloaddition of 2-Ethoxycarbonyl-3,3-dimethyl-3H-indolium-1-methanide
361
Dérien, Sylvie; Clinet, Jean-Claude; Duñach, Elisabeth; Périchon, Jacques: Coupling of Allenes and Carbon Dioxide Catalyzed by Electrogenerated Nickel Complexes