Publication List(1995)

Lewis Acid-Catalyzed Reactions in Aqueous Solution

S. Kobayashi, I. Hachiya

J. Syn. Org. Chem. JPN., 53, 370-380 (1995). DOI: 10.5059/yukigoseikyokaishi.53.370


Catalytic Friedel-Crafts Acylation Reactions Using Hafnium Triflate as a Catalyst in Lithium Perchlorate-Nitromethane,
I. Hachiya, M. Moriwaki, S. Kobayashi,
Tetrahedron Lett.,
36, 409-412 (1995).


Chiral Lewis Acid-controlled Synthesis of Both Diastereomers.; Enantioselective Synthesis of Both syn- and anti-2,3-Dihydroxy Ester Derivatives from the Same Starting Materials via Asymmetric Aldol Reactions by Choice of Chiral Ligands,
S. Kobayashi, T. Hayashi,
J. Org. Chem.,
60, 1098-1099 (1995).


Activation of Imines by Rare Earth Metal Triflates.  Ln(OTf)3- or Sc(OTf)3-Catalyzed Reactions of Imines with Silyl Enolates and Diels-Alder Reactions of Imines,
S. Kobayashi, M. Araki, H. Ishitani, S. Nagayama, I. Hachiya,
Synlett,
1995, 233-234.


Molecular Recognition by Artificial Chiral Catalysts Utilizing a Metal Chelate.  A Remarkable Difference in Reactivity between Geometrical Isomers of Silyl Enolates in Asymmetric Aldol Reactions Using Chiral Tin(II) Catalysts,
S. Kobayashi, M. Horibe, I. Hachiya,
Tetrahedron Lett.,
36, 3173-3176 (1995).


Selective Formation of Propargylsilanes and Allenylsilanes and Their Reactions with Aldehydes for the Preparation of Homopropargylic and Allenic Alcohols,
S. Kobayashi, K. Nishio,
J. Am. Chem. Soc.,
117, 6392-6393 (1995).


Ln(OTf)3- or Sc(OTf)3-catalyzed Three Components Coupling Reactions between Aldehydes, Amines, and Alkenes.  Efficient Syntheses of Pyridine and Quinoline Derivatives,
S. Kobayashi, H. Ishitani, S. Nagayama,
Chem. Lett.,
1995, 423-424.


Hafnium(IV) Trifluoromethanesulfonate, an Efficient Catalyst for the Friedel-Crafts Acylation and Alkylation Reactions,
I. Hachiya, M. Moriwaki, S. Kobayashi,
Bull. Chem. Soc. Jpn.,
68, 2053-2060 (1995).


Chiral Lewis Acids-controlled Synthesis.  Enantioselective Synthesis of Both Diastereomers Including the α-Alkoxy-α-methyl-β-hydroxy Units,
S. Kobayashi, M. Horibe, M. Matsumura,
Synlett,
1995, 675-676.


One-pot Synthesis of β-Amino Esters from Aldehydes Using Lanthanide Triflate as a Catalyst,
S. Kobayashi, M. Araki, M. Yasuda,
Tetrahedron Lett.,
36, 5773-5776 (1995).


A Novel Mannich-type Reaction in Aqueous Media.  Lanthanide Triflate-catalyzed Condensation of Aldehydes, Amines, and Vinyl Ethers for the Synthesis of β-Amino Ketones,
S. Kobayashi, H. Ishitani,
J. Chem. Soc., Chem. Commun.,
1995, 1379.


The Catalytic Fries Rearrangement of Acyloxy Naphthalenes Using Scandium Trifluoromethanesulfonate as a Catalyst,
S. Kobayashi, M. Moriwaki, I. Hachiya,
J. Chem. Soc., Chem. Commun.,
1995, 1527-1528.


Lanthanide Triflate Catalyzed Imino Diels-Alder Reactions;  Convenient Syntheses of Pyridine and Quinoline Derivatives,
S. Kobayashi, H. Ishitani, S. Nagayama,
Synthesis,
1995, 1195-1202.


Asymmetric Allylation Reactions of Achiral Aldehydes with Diallyltin Dibromide by the Use of Chiral Diamines,
S. Kobayashi, K. Nishio,
Tetrahedron Lett.,
36, 6729-6732 (1995).


Chiral Tin(II) Lewis Acid-Mediated Enantioselective Aldol Reactions:  Synthesis of Both Enantiomers Using Similar Types of Chiral Sources,
S. Kobayashi, M. Horibe,
Tetrahedron:Asymmetry,
6, 2565 (1995).


Highly Stereoselective Synthesis of Both Enantiomers of 2-Methyl-3-Hydroxythioesters by Asymmetric Aldol Reactions Using Similar Types of Chiral Sources Derived from L-Proline,
S. Kobayashi, M. Horibe,
Chem. Lett.,
1995, 1029-1030.


2-Acylation Reactions of Phenol and 1-Naphthol Derivatives Using Sc(OTf)3 as a Lewis Acid Catalyst,
S. Kobayashi, M. Moriwaki, I. Hachiya,
Synlett,
1995, 1153-1154.