Convenient Methods for the Preparation of Unsymmetrical Double Aldols

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概要

• 論文の詳細を見る
• Chemical Society of Japanの論文
• 2003-02-15

著者

• Pudhom Khanitha

  Kitasato Institute For Life Sciences Kitasato University

• Pudhom Khanitha

  The Kitasato Institute Center For Basic Research

• Mukaiyama Teruaki

  The Kitasato Institute Center For Basic Research

• Yamane Keiko

  The Kitasato Institute Center For Basic Research

• Arai H

  The Kitasato Institute Center For Basic Research

• ARAI Hidehiro

  The Kitasato Institute, Center for Basic Research,

関連論文

• Cyanation of Alcohols with Diethyl Cyanophosphonate and 2,6-Dimethyl-1,4-benzoquinone by a New Type of Oxidation-Reduction Condensation
• Preparation of Nitriles from Primary Alcohols by a New Type of Oxidation-reduction Condensation Using 2, 6-Dimethyl-1, 4-benzoquinone and Diethyl Cyanophosphonate
• A Convenient Method for the Synthesis of Dialkyl Ethers by Alkylation of Alcohols Using Phosphinimidates in the Presence of a Catalytic Amount of Trimethylsilyl Triflate
• Lewis Base-Catalyzed [2,3]-Wittig Rearrangement of Silyl Enolates Generated from α-Allyloxy Carbonyl Compounds
• The Product-catalyzed [2,3]-Wittig Rearrangement of Silyl Enolates Generated from α-Allyloxy Ketones
• Ammonium Carboxylate-catalyzed [2,3]-Witting Rearrangement of Silyl Enolates Generated from α-Allyloxy Esters
• Ammonium Phenoxides-catalyzed syn-Selective Aldol Reaction Between an Aldehyde and an Trimethylsilyl Enolate
• Lewis Base-catalyzed [2, 3]-Wittig Rearrangement of Silyl Enolates Generated from α-Allyloxy Ketones
• N-Arylation of Pyridin-2(1H)-ones with Pentavalent Organobismuth Reagents under Copper-Free Conditions
• An Efficient Synthesis of 3, 4-Dihydropyran-2-one Derivatives by Lewis Base-catalyzed Tandem Michael Addition and Lactonization
• Lithium Alkoxide-promoted Michael Reaction between Silyl Enolates and α, β-Unsaturated Carbonyl Compounds
• Stereospecific C-S Bond Formation from Chiral Tertiary Alcohols by Quinone-Mediated Oxidation-Reduction Condensation Using Alkyl Diphenylphosphinites and Its Application to the Synthesis of a Chiral Tertiary Thiol
• New methods for carbon–nitrogen, carbon–sulfur, and carbon–carbon bond formations by quinone-mediated oxidation–reduction condensation using alkyl diphenylphosphinites
• Convenient Methods for the Preparation of Unsymmetrical Double Aldols
• A New and Convenient Method for the Preparation of Cyclooctanone Containing Bis-Aldol Skelton by Samarium(II) Iodide-mediated Intramolecular Aldol Cyclization of ω-Oxiranyl Keto Octanal
• Trimethylsilyl Triflate Mediated New Carbon-Carbon Bond Forming Reactions between Benzyl Diphenylphosphinates and Organosilicon Compounds
• An Efficient Method for the Ether Forming Reaction between Alkyl Diphenylphosphinate and Alkoxytrimethylsilane by the Promotion of Trimethylsilyl Triflate
• Catalytic and Chemoselective Glycosylation between "Armed" and "Disarmed" Glycosyl p-Trifluoromethylbenzylthio-p-trifluoromethylphenyl Formimidates
• A Convenient Method for Carbon Extension of Acetals and Aldehydes by the Use of Ketenedithioacetal and Nucleophiles
• A New Method for the Synthesis of Carboxylic Esters and Lactones with Di-2-thienyl Carbonate (2-DTC) by the Promotion of DMAP and Iodine
• Lewis Base-catalyzed Cyanomethylation of Aldimines with Trimethylsilylacetonitrile
• Highly Stereoselective Samarium(II) Iodide-Mediated Aldol Reactions of Acylaziridines with Aldehydes
• Highly trans-Selective Synthesis of β-Lactams by Tandem Phenoxide Anion-catalyzed Mannich-type Addition and Cyclization
• Efficient Method for the Lactonization of ω-Hydroxycarboxylic Acids with Di-2-thienyl Carbonate by the Promotion of Catalytic Amounts of DMAP and Hf(OTf)_4
• Enantioselective Synthesis of C11-C17 Segment of Mycinolide IV Using Samarium(II) Iodide-mediated Aldol Reaction
• A Facile One-Pot Benzylation of Sodium Enolates Using Trifluoromethanesulfonic Anhydride and Diphenyl Sulfoxide
• Stereoselective Synthesis of 19-Hydroxytaxoid by Utilizing Samarium(II) Iodide-Mediated Double Aldol Cyclization
• Lithium Acetate-catalyzed Crossed Aldol Reaction between Aldehydes and Trimethylsilyl Enolates Generated from Other Aldehydes
• Lewis Base-catalyzed Diastereoselective Strecker-type Reaction between Trimethylsilyl Cyanide and Chiral Sulfinimines
• Lewis Base-catalyzed Diastereoselective Mannich-type Reaction between Ketene Silyl Acetals and Chiral Sulfinimines
• Lewis Base-catalyzed Trifluoromethylation of Aldimines with (Trifluoromethyl)trimethylsilane
• Stereoselective Synthesis of δ-Amino-β'-Hydroxy-β, γ-Unsaturated Esters by the Samarium(II) Iodide-mediated Aldol Reaction of Aldehydes with γ, δ-Aziridiny-α, β-Unsaturated Esters
• A New Method for the Synthesis of β-Amino-β'-Hydroxy Ketones by the Samarium(II) Iodide-mediated Aldol Reaction of Aldehydes with Aryl or Alkyl Aziridinyl Ketones
• Stereoselective Synthesis of 19-Hydroxytaxoid Using Intramolecular Pinacol Coupling Reaction
• Steroselective Construction of BC-ring unit of 19-Hydroxytaxol by Samarium(II) Iodide-mediated Double Aldol Cyclization
• A Convenient Method for the Preparation of Unsymmetrical Bis-Aldols by Way of Sequential Two Aldol Reactions
• Catalytic and β-Stereoselective Mannosylation of Several Glycosyl Acceptors with Mannosyl 6-Nitro-2-benzothiazoate
• Glycosyl 6-Nitro-2-benzothiazoate. A Highly Efficient Donor for β-Stereoselective Glycosylation
• Glycosyl fluoride : A superb glycosyl donor in glycosylation
• Convergent and Convenient Total Synthesis of Phytoalexin-Elicitor Active Heptasaccharide by One-Pot Sequential Glycosylation
• Sulfenamide-catalyzed Oxidation of Primary and Secondary Alcohols with Molecular Bromine
• Polymer-supported Sulfinimidoyl Chloride as a Useful Reagent for Oxidation of Various Alcohols to the Corresponding Carbonyl Compounds
• A Catalytic and α-Selective Sialylation Using Novel 5-Azido Sialy Fluoride
• Facile One-Pot Syntheses of Amidines and Enamines from Oximes via Beckmann Rearrangement Using Trifluoromethanesulfonic Anhydride
• Lewis Base-catalyzed Strecker-type Reaction between Trimethylsilyl Cyanide and N-Tosylimines in Water-containing DMF
• One-pot Synthesis of β-Lactams from Aldimines and Ketene Silyl Acetals by Tandem Lewis Base-catalyzed Mannich-type Addition and Cyclization
• Efficient Method for the Esterification of Carboxylic Acids with Alcohols Using Di-2-thienyl Carbonate Promoted by Catalytic Amounts of DMAP and Hf(OTf)_4
• A New Method for the Lactonization of ω-Hydroxy Carboxylic Acids with Di-2-thienyl Carbonate by the Promotion of DMAP and Iodine
• Efficient Method for the Esterification of Carboxylic Acids with Alcohols Using Di-2-thienyl Carbonate Promoted by DMAP and Iodine
• A New Method for the Esterification of Carboxylic Acids with Various Alcohols by Using Di-2-thienyl Carbonate, a New Coupling Reagent
• Stereoselective Crossed Aldol Reaction via Boron Enolate Generated from α-Iodoketones and 9-BBN-H
• Fluoride Ion-Mediated Intramolecular Aldol Cyclization of 7-(t-Butyldimethylsiloxy)-7-octenal
• Lewis Base-Catalyzed Michael Reactions between Trimethylsilyl Enolate and α, β-Unsaturated Carbonyl Compounds
• Lithium Acetate-catalyzed Trifluoromethylation of Carbonyl Compounds with (Trifluoromethyl)trimethylsilane
• Lewis Base-catalyzed anti-Selective Mannich-type Reaction between Trimethylsilyl Enolates and Aldimines
• Product-catalyzed Mannich-type Reaction between Trimethylsilyl Enolates and N-Tosylaldimines
• Lithium Acetate-Catalyzed Aldol Reaction between Aldehyde and Trimethylsilyl Enolate in Anhydrous or Water-Containing N, N-Dimethylformamide
• Lithium Acetate-catalyzed Michael Reaction between Trimethylsilyl Enolate and α, β-Unsaturated Carbonyl Compound
• Lithium Acetate-catalyzed Mannich-type Reaction between Trimethylsilyl Enolates and Aldimines in a Water-containing DMF
• Sulfenamide Catalyzed Oxidation of Alcohols to the Corresponding Carbonyl Compounds with Anhydrous Chloramine-T
• Lithium Pyrrolidone Catalyzed Aldol Reaction between Aldehyde and Trimethylsilyl Enolate
• Benzylation of Carboxylic Acids by Oxidation-Reduction Condensation Using Quinones and Benzyloxydiphenylphosphine
• Highly α-Stereoselective One-pot Sequential Glycosylation Using Glucosyl Thioformimidate Derivatives
• Stereoselective Crossed Aldol Reaction via Boron Enolates Generated from α-Iodo Ketones and 9-Borabicyclo[3. 3. 1]nonane
• Highly α-Selective Glycosylation with Glycosyl Acetate via Glycosyl Phosphonium Iodide
• Lewis Base Catalyzed Michael Reaction between Ketene Silyl Acetals and α, β-Unsaturated Carbonyl Compounds

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