DOI: 10.1055/s-00000083

Synlett

Issue 03 · Volume 1996 · March 1996 DOI: 10.1055/s-002-375

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189
Streith, Jacques; Defoin, Albert: Azasugar Syntheses and Multistep Cascade Rearrangements via Hetero Diels-Alder Cycloadditions with Nitroso Dienophiles
201
Luh, Tien-Yau: Chelation Assistance in the Activation of C-S and C-O Bonds

letter

209
Paterson, Ian; Cowden, Cameron; Watson, Christine: Two Complimentary Methods for the Synthesis of the Terminal N-Alkenyl-N-methylformamide Group Found in Cytotoxic Marine Macrolides
212
Schneider, Christoph; Rehfeuter, Markus: Stereoselective Cope Rearrangements of Syn- and Anti-Aldol Products
215
Michelet, V.; Besnier, I.; Genêt, J. P.: Asymmetric Synthesis of Substituted Functionalized Cis and Trans Vinylcyclopropanes via Palladium Catalyzed Reactions
218
Darcel, Christophe; Bruneau, Christian; Dixneuf, Pierre H.: New Synthesis of Heterocycles via Palladium-Catalyzed Double Carbonylation of Cyclic Alk-1-ynyl Carbonates
221
Bonnet, Béatrice; Plé, Gérard; Duhamel, Lucette: Competition between Metallation and Halogen-Lithium Exchange in Halovinylic Acetals
225
Tillyer, R.; Frey, L. F.; Tschaen, D. M.; Dolling, U.-H.: Efficient Synthesis of α-Chloro Ketones via Reaction of Organometallic Reagents with N-Methoxy-N-Methylchloroacetamide
227
Sowa, Carsten E.; Stark, Markus; Heidelberg, Thorsten; Thiem, Joachim: Novel Approach to Sugar Derived Spiroannelated Heterocycles
229
Mehta, Goverdhan; Reddy, D. Srinivasa: Total Synthesis of Primnatriene-type Sesquiterpenoids of Marine Origin via Regioselective Haller-Bauer Cleavage of endo-Tricyclo(5.2.1.02,6)decan-10-one System
231
Saito, Seiki; Kuroda, Akiyoshi; Tanaka, Kazuya; Kimura, Ryoichi: A Novel Reducing System for Acetal Cleavage: BH3•S(CH3)2-BF3•O(C2H5)2 Combination
234
Hojo, Makoto; Ishibashi, Naruyasu; Hosomi, Akira: Versatile Reactivities of Carbonyl Ylids toward Unactivated Alkenes and Heterodipolarophiles, and their Synthetic Use1
237
Lesage, Maurice; Arya, Prabhat: Photochemical Initiated Cleavage of Carbon-Sulfur Bond in 1,3-Dithiolane, 1,3-Oxathiolane, 5-Oxo-1,3-oxathiolane, 1,3-Thiazolidine Derivatives and Asymmetric 1,2-Induction with N(Substituted) α-Aminoalkyl Radicals1
239
Raju, Satya V. N.; Ponrathnam, S.; Rajan, C. R.; Srinivasan, K. V.: Mukaiyama Aldol Reaction of a Silyl Enol Ether with Aldehydes Over Solid Sulphated Zirconia with Preferential Syn Selectivity
241
Reddy, M. Venkat Ram; Pitre, Sangeeta V.; Bhattacharya, Indrani; Vankar, Yashwant D.: Zeolite (H-ZSM5) Catalysed Regioselective Isomerisation of Glycidic Esters to α-Hydroxy-β,γ-Unsaturated Esters1
243
Ichikawa, Junji; Yokota, Naoyuki; Kobayashi, Masakuni; Amano, Kazuhiro; Minami, Toru: The Reaction of 2,2-Difluorovinyl Ketones with Amines: A Facile Method for Preparation of α-Oxoketenimines and Acetoacetylation of Amines
245
Marrero-Terrero, A. L.; Loupy, A.: Synthesis of 2-Oxazolines from Carboxylic Acids and α,α,α-Tris(hydroxymethyl)methylamine under Microwaves in Solvent-Free Conditions
247
Lee, Yeon Soo; Ryu, Eung K.; Yun, Kyeong-Yeul; Kim, Yong Hae: Novel One-Pot Synthesis of Substituted 1,3-Butadiene-1-sulfonyl Chlorides from 3-Sulfolenes
249
Bravo, Pierfrancesco; Crucianelli, Marcello; Fronza, Giovanni; Zanda, Matteo: Enantioselective Pummerer-Type Rearrangement of γ-Fluoro-β-Enaminosulfoxides: Efficient Approach to Chiral Non-Racemic α,α-N,S-Disubstituted Ketals of β-Fluoro-Pyruvaldehydes
252
Fukase, Koichi; Kinoshita, Ikuko; Suda, Yasuo; Aoki, Yutaka; Liu, Wen-Chi; Oikawa, Masato; Kurosawa, Motohiro; Zähringer, Ulrich; Seydel, Ulrich; Rietschel, Ernst Th.; Kusumoto, Shoichi: Synthetic Study of a Bioactive 3H-Labeled Analogue of Lipid A
255
Studer, Armido; Curran, Dennis P.: Reductive Coupling and Reductive Demethoxylation of Aromatic Dimethylacetals with SmI2/Trifluoroacetic Acid, SmI2/BF3•Et2O, or SmI2/H2O
258
Baldoli, Clara; Del Buttero, Paola; Di Ciolo, Michaela; Maiorana, Stefano; Papagni, Antonio: Chiral Tricarbonyl(η6Arene)Chromium(0) Complexes in Stereoselective Hetero Diels-Alder Reactions
261
Ward, Dale E.; Gai, Yuanzhu; Lai, Yingjie: A General Method for the Synthesis of 3-Substituted Tetrahydro- and 2,3-Dihydro-4H-thiopyran-4-ones
263
Diana, Sook-Chiang Ho; Sim, Keng-Yeow; Loh, Teck-Peng: Lanthanum Trifluoromethanesulfonate [La(OTf)3] Promoted Indium-Mediated Coupling of Ethyl 4-Bromocrotonate With Carbonyl Compounds in Water
265
Ishihara, Kazuaki; Kubota, Manabu; Yamamoto, Hisashi: A New Scandium Complex as an Extremely Active Acylation Catalyst
267
Holz, Jens; Kless, Achim; Börner, Armin: An Efficient Strategy for the Synthesis of New Chiral and Prochiral Trisphosphines
270
Kündig, E. Peter; Xu, Long He; Romanens, Patrick; Bernardinelli, Gérald: Planar Chiral Tricarbonylchromium Complexes: Asymmetric Aza-Diels-Alder Reaction and Intramolecular Radical Cyclization to Indolizines and Quinolizidines
273
Takeda, Takeshi; Sasaki, Rika; Nakamura, Akira; Yamauchi, Satoshi; Fujiwara, Tooru: Oxidation of Hydrazones with Copper(II) Bromide - Lithium t-Butoxide. A Convenient Method for the Transformation of Ketones and Aldehydes to gem-Dibromides
275
Gravier-Pelletier, Christine; Bourissou, Didier; Le Merrer, Yves; Depezay, Jean-Claude: Nucleophilic Opening of Epoxide by Guanidine. A Route to Potential Substrates or Inhibitors of NO Synthases1
278
Zemribo, Ronald; Champ, M. Scott; Romo, Daniel: Tandem Transacylation/Debenzylation of β-Lactones Mediated by FeCl3 Leading to γ- and δ-Lactones: Application to the Synthesis of (-)-Grandinolide
281
Ferritto, Rafael; Vogel, Pierre: Stereoselective Synthesis of α-C-Galactopyranosides of Conduritols and Aminoconduritols
283
Lambrecht, S.; Schäfer, H. J.; Fröhlich, R.; Grehl, M.: A Highly Stereoselective Synthesis of a Tetrahydrofluorene via a Domino Claisen Rearrangement Hetero-Ene Reaction
285
Alcalde, Ermitas; Gisbert, Maria: Unusual [16] and [18]Metaheterophanes with a Quadrupolar Character