Publication List(1998)

Catalytic Activation of Imine Derivatives Using Novel Lewis Acids

S. Kobayashi, H. Ishitani

J.Syn.Org.Chem.JPN., 56, 357-367 (1998). DOI: 10.5059/yukigoseikyokaishi.56.357


Stable Lewis Acids in Water.  Rare Earth Lewis Acid-catalyzed Synthetic Reactions in Both Aqueous and Organic Solvents,
S. Kobayashi,
In Organic Reactions in Water,
ed by P. Grieco, Chapman & Hall, 1998.


Homometallic Lanthanoids in Synthesis:  Lanthanide Triflate-catalyzed Synthetic Reactions in Aqueous or Organic Solvents,
S. Kobayashi,
In Transition Metals for fine Chemivals and Organic Synthesis, eds by M. Beller and C. Bolm, VCH, 1998, p. 519-528.


A Convenient Method for Library Construction.  Parallel Synthesis of β-Amino Ester and Quinoline Derivatives in Liquid Phase Using Ln(OTf)3-catalyzed Three-component Reactions,
S. Kobayashi, S. Komiyama, H. Ishitani,
Combi. Chem.,
61, 23-31 (1998).


Catalytic Asymmetric Syntheses of Antifungal Sphingofungins and Their Biological Activity as Potent Inhibitors of Serine Palmitoyltransferase (SPT),
S. Kobayashi, T. Furuta, T. Hayashi, M. Nishijima, K. Hanada,
J. Am. Chem. Soc.,
120, 908-919 (1998).


Sc(OTf)3-catalyzed Three-component Reactions of Aldehydes, Amines, and Allyltributylstannane in Micellar Systems.  A Facile Synthesis of Homoallylic Amines in Water,
S. Kobayashi, T. Busujima, S. Nagayama,
J. Chem. Soc., Chem. Commun.
, 1998, 19-20.


Lanthanides in Aqueous-phase Catalysis:  Use of Lanthanide Lewis Acids as Catalysts in Organic Synthesis,
S. Kobayashi,
In Aqueous phase Organometallic Catalysis
, eds by B. Cornils, W. A. Herrmann, VCH, 1998, p. 519-528.


The First Enantioselective Aza Diels-Alder Reactions of Imino Dienophiles on Use of a Chiral Zirconium Catalyst,
S. Kobayashi, S. Komiyama, H. Ishitani,
Angew. Chem.,
110, 1026-1028 (1998); Angew. Chem. Int. Ed., 37, 979-981 (1998).


New Types of Lewis Acids Used in Organic Synthesis,
S. Kobayashi,
Pure Appl. Chem.,
70, 1019-1026 (1998).


Catalytic Asymmetric Synthesis of Both Syn- and Anti-β-Amino Alcohols,
S. Kobayashi, M. Ueno, H. Ishitani,
J. Am. Chem. Soc.,
120, 431-432 (1998).


Rare Earth Triflate-catalyzed Addition Reactions of Acylhydrazones with Silyl Enolates.  A Facile Synthesis of Pyrazolidinone Derivatives,
H. Oyamada, S. Kobayashi,
Synlett,
1998, 249-250.


Michael and Acetal Aldol-type Reactions on Solid-Phase.  Use of the Swollen-Resin Magic Angle Spinning (SR-MAS) NMR Technique for the Development of the Solid-Phase Organic Reactions,
S. Kobayashi, R. Akiyama, T. Furuta, M. Moriwaki,
Molecules,
2, 35 (1998).


On Indium(III) Chloride-catalyzed Aldol Reactions of Silyl Enol Ethers with Aldehydes in Water,
S. Kobayashi, T. Busujima, S. Nagayama,
Tetrahedron Lett.,
39, 1579-1580 (1998).


A Microencapsulated Lewis Acid.  A New Type of Polymer-Supported Lewis Acid Catalyst of Wide Utility in Organic Synthesis,
S. Kobayashi, S. Nagayama,
J. Am. Chem. Soc.,
120, 2985-2986 (1998).


Use of Heterocycles as Chiral Ligands and Auxiliaries in Asymmetric Syntheses of Sphingosine, Sphingofungins B and F,
S. Kobayashi, T. Furuta,
Tetrahedron,
54, 10275-10294 (1998).


Efficient Synthesis of Diverse Monosaccharide Derivatives in the Solid Phase,
S. Kobayashi, T. Wakabayashi, M. Yasuda,
J. Org. Chem.,
63, 4868-4869 (1998).


Scandium Triflate-catalyzed Strecker-type Reactions of Aldehydes, Amines, and Tributyltin Cyanide in Both Organic and Aqueous Solutions.  Achievement of Complete Recovery of the Tin Compounds Toward Environmentally-friendly Chemical Processes,
S. Kobayashi, T. Busujima, S. Nagayama,
J. Chem. Soc., Chem. Commun.,
1998, 981-982.


Catalytic Enantioselective 1,3-Dipolar Cycloadditions between Nitrones and Alkenes Using a Novel Heterochiral Ytterbium(III) Catalyst,
S. Kobayashi, M. Kawamura,
J. Am. Chem. Soc.,
120, 5840-5841 (1998).


Lewis Acid Catalysts Stable in Water.  Correlation between Catalytic Activity in Water and Hydrolysis Constants and Exchange Rate Constants for Substitution of Inner-sphere Water Ligands,
S. Kobayashi, S. Nagayama, T. Busujima,
J. Am. Chem. Soc.,
120, 8287-8288 (1998).


Catalytic Friedel-Crafts Acylation of Benzene, Chlorobenzene, and Fluorobenzene Using a Novel Catalyst System, Hafnium Triflate and Trifluoromethanesulfonic Acid,
S. Kobayashi, S. Iwamoto,
Tetrahedoron Lett.,
39, 4697-4700 (1998).


Scandium Trisdodecylsulfate (STDS).  A New Type of Lewis Acid that Forms Stable Dispersion Systems with Organic Substrates in Water and Accelerates Aldol Reactions Much Faster in Water Than in Organic Solvents,
S. Kobayashi, T. Wakabayashi,
Tetrahedron Lett.,
39, 5389-5392 (1998).


Facile Synthesis of Aziridines from Imines and Diazoesters or Aldehydes, Amines, and Diazoesters Using a Catalytic Amount of Lanthanide Triflate,
S. Nagayama, S. Kobayashi,
Chem. Lett.,
1998, 685-686.


Use of Acylhydrazones as Electrophiles in Mannich-type Reactions, β-Lactam, Pyrazolinone, and Pyrazolone Synthesis,
S. Kobayashi, T. Furuta, K. Sugita, H. Oyamada,
Synlett,
1998, 1019-1021.


Microencapsulated Osmium Tetraoxide.  A New Recoverable and Reusable Polymer-supported Osmium Catalyst for Dihydroxylation of Olefins,
S. Nagayama, M. Endo, S. Kobayashi,
J. Org. Chem.,
63, 6094-6095 (1998).


Catalytic Enantioselective Synthesis of α-Amino Nitriles Using a Novel Zirconium Catalyst,
H. Ishitani, S. Komiyama, S. Kobayashi,
Angew. Chem.
Int. Ed., 37, 3186-3188 (1998).


Benzyloxybenzylamine (BOBA) Resin.  A New Polymer-supported Amine Used in Solid-Phase Organic Synthesis,
S. Kobayashi, Y. Aoki,
Tetrahedron Lett.,
39, 7345-7348 (1998).


Chiral Zirconium-catalyzed Asymmetric Mannich-type Reactions Using Acylhydrazones as Imine Equivalents,
S. Kobayashi, Y. Hasegawa, H. Ishitani,
Chem. Lett.,
1998, 1131-1132.


Lanthanide Triflate-catalyzed 1,3-Dipolar Cycloaddition Reactions of Polymer-suppoprted Nitrones with Alkenes for the Preparation of Diverse 2-Isoxazoline Derivatives,
S. Kobayashi, R. Akiyama,
Tetrahedron Lett.,
39, 9211-9214 (1998).


Enantioselective Alkylation of Lactams and Lactones via Lithium Enolate Formation Using a Chiral Tetradentate Lithium Amide in the Presence of Lithium Bromide,
J. Matsuo, S. Kobayashi, K. Koga,
Tetrahedron Lett.,
39, 9723-9726 (1998).