2007
In(III)-Mediated Chemoselective Dehydrogenative Interaction of ClMe2SiH
with Carboxylic Acids: Direct Chemo- and Regioselective Friedel-Crafts
Acylation of Aromatic Ethers
Srinivasarao Arulananda Babu, Makoto Yasuda, and Akio Baba.
Org. Lett., 2007, 9, 405-408.
One-Pot Synthesis of Heterocyclic Compounds Initiated by Chemoselective
Addition of b-Acyl Substituted Unsaturated Aldehydes with Nucleophilic
Tin Complexes
I. Shibata, H. Kato, M. Yasuda, A. Baba
J. Organomet. Chem., 2007, 692, 604-619.
2006
Direct Coupling Reaction between Alcohols and Silyl Compounds: Enhancement
of Lewis Acidity of Me3SiCl Using InCl3
T. Saito, Y. Nishimoto, M. Yasuda, A. Baba
J. Org. Chem., 2006, 71, 8516-8522.
Generation of Allylic Indium by Hydroindation of 1,3-Dienes and One-Pot
Reaction with Carbonyl Compounds
Hayashi, N.; Honda, H.; Yasuda, M.; Shibata, I.; Baba, A.
Org. Lett., 2006, 8, 4553-4556.
The Reductive Amination of Aldehydes and Ketones by Catalytic Use of Dibutylchlorotin
Hydride Complex
Kato, H.; Shibata, I.; Yasaka, Y.; Tsunoi, S.; Yasuda, M.; Baba, A.
Chem. Commun., 2006, 4189-4191.
High Chelation Control of Three Contiguous Stereogenic Centers in the Reformatsky Reaction of Indium Enolates with a-Hydroxy Ketones: Unexpected Stereochemistry of Lactone Formation
Babu, S. A.; Yasuda, M.; Okabe, Y.; Shibata, I.; Baba, A.
Org. Lett., 2006, 8, 3029-3032.
Cage-Shaped Borate Esters with
Enhanced Lewis Acidity and Catalytic Activity
Makoto Yasuda, Sachiko Yoshioka, Satoshi Yamasaki, Toshio Somyo, Kouji Chiba, and Akio Baba
Org. Lett., 2006, 8,
761-764.
One-pot Synthesis of Heterocycles Initiated by Chemoselective Reduction of Bifunctional Carbonyl Compounds
Kato, H.; Shibata, I.; Kanazawa, N.; Yasuda, M.;. Baba A.
Eur. J. Org. Chem. 2006. 1117-1120.
Practical and Simple Synthesis of Substituted Quinolines by an HCl-DMSO System on a Large Scale: Remarkable Effect of the Chloride Ion
Tanaka, S.; Yasuda, M.; Baba A.
J. Org. Chem., 2006, 71, 800-803.
Direct Carbon-Carbon Bond Formation from Alcohols and Active Methylenes,
Alkoxyketone, or Indoles Catalyzed by Indium Trichloride without Salt Formation
Yasuda, M.; Somyo, T.; Baba A.
Angew. Chem., Int. Ed., 2006, 45, 793-796.
Direct Chlorination of Alcohols: Synthesis of Ethyl 3-Chloro-3-Phenylpropanoate
[Benzenepropanoic acid, b-chloro-, ethyl ester]
Yasuda, M.; Yamasaki, S.; Onishi, Y.; Baba A.
Org. Synth., 2006, 83, 38-44.
2005
In-or In(I)-Employed Tailoring of the Stereogenic Centers in the Reformatsky-Type
Reactions ofSimple Ketones, a-Alkoxy Ketones and b-Keto Esters
Babu, S. A.; Yasuda, M.; Shibata, I.; Baba A.
J. Org. Chem. 2005, 70, 10408-10419.
Dihaloindium Hydride as Novel Reducing Agents
Baba, A.; Shibata I.
The Chemical Record, 2005, 5, 323-335.
Inter- and Intramolecular Radical Couplings of Ene-ynes or Halo-alkenes
Promoted by an InCl3/MeONa/Ph2SiH2 System.
Hayashi, N.; Shibata, I.; Baba A.
Org. Lett., 2005, 7, 3093-3096.
Michael addition of ketone enolates to a,b-unsaturated esters or amides in a one-pot procedure: Highly efficient effect of lithium salt generated in situ on organotin enolate.
Yasuda, M.; Shigeyoshi, Y.; Shibata, I.;. Baba A
Synthesis, 2005, 233-239.
Indium-Silicon Combined Lewis Acid Catalyst for Direct Allylation of Alcohols
with Allyltrimethylsilane in Non-Halogenated Solvent
Saito, T.; Yasuda, M.; Baba A.
Synlett, 2005, 1737-1739.
Reductive Cross-Aldol Reaction Using Bromoaldehyde and an Aldehyde Mediated
by Germanium(II): One-Pot, Large-Scale Protocol
Yasuda, M.; Tanaka, S.; Baba A.
Org. Lett., 2005, 7, 1845-1848.
2004
Triethylsilane-Indium(III) Chloride System as a Radical Reagent
Naoki Hayashi, Ikuya Shibata, and Akio Baba*
Org. Lett. 2004, 6(26) 4981-4983.
In- or In(I)-Employed DiastereoselectiveReformatsky-Type Reactions withKetones: 1H NMR Investigations on theActive Species
Srinivasarao Arulananda Babu, Makoto Yasuda, Ikuya Shibata, and Akio Baba*
Org. Lett. 2004, 6(24) 4475-4478.
Indium-Catalyzed Direct Chlorination of Alcohols Using Chlorodimethylsilane-Benzil
as a Selective and Mild System
Makoto Yasuda, Satoshi Yamasaki, Yoshiyuki Onishi, and Akio Baba
J. Am. Chem. Soc.,
2004,
126, 7186-7187
Indium-Employed One-Pot Sequential Double Nucleophilic Attack on a Symmetrical
DicarboxaldehydeSrinivasarao
Arulananda Babu, Makoto Yasuda, Ikuya Shibata, and Akio Baba
Synlett,
2004,
1223-1226.
One-pot Synthesis of Nitrogen Heterocycles Initiated by Regio- and
Diastereoselective Carbon-Carbon Bond Formation of Bifunctional Carbonyl Compounds
Ikuya Shibata, Hirofumi Kato, Nobuaki Kanazawa Makoto Yasuda and Akio Baba
J. Am. Chem. Soc., 2004, 126 (2), 466-467
Allylic
Tantalums as Highly Imine-selective Reagents
Ikuya Shibata, Kyo Nose, Makoto Yasuda and Akio Baba
J. Org. Chem., 2004, 69, 2185-2187
Direct Substitution of the Hydroxyl Group in Alcohols with Silyl Nuculeophiles
Catalyzed by Indium Trichloride
Makoto Yasuda, Takahiro Saito, Masako Ueba, and Akio Baba
Angew. Chem. Int. Ed., 2004, 43, 1414-1416
Catalytic
Generation of Indium Hydride and Highly Diastereoselective Reductive Aldol
Reaction
Ikuya Shibata,
Hirofumi Kato, Tatsuya Ishida, Makoto Yasuda and Akio Baba
Angew. Chem. Int. Ed., 2004, 43 (6), 711-714.
Synthesis of 2-Monosubstituted Pyrroles by
Intramolecular Addition of Amines via Reductive Amination with Dibutyliodotin
Hydride Complex (Bu2SnIH-HMPA)
Ikuya Shibata, Hirofumi Kato, Nobuaki Kanazawa, Makoto
Yasuda and Akio Baba
Synlett 2004 (1) 137-139
2003
Michael Addition of Stannyl Ketone Enolate to a,b-Unsaturated Esters Catalyzed by Tetrabutylammonium Bromide and an ab Initio Theoretical Study on the Reaction Course
Makoto Yasuda, Kouji Chiba, Noriyuki Ohigashi, Yasuhiro Katoh, and Akio
Baba
J. Am. Chem. Soc., 2003, 125, 7291 - 7300.
2002
(1)Direct Conversion of Carbonyl Compounds into Organic Halides: Indium(III)
Hydroxide-Catalyzed Deoxygenative Halogenation Using Chlorodimethylsilane.
Yoshiyuki Onishi, Daigo Ogawa, Makoto Yasuda, Akio Baba
J. Am. Chem. Soc., 2002, 124, 13690-13691.
(2)Diastereoselective Addition of gamma-Substituted Allylic Nucleophiles
to Ketones: Highly Stereoselective Synthesis of Tertiary Homoallylic Alcohols
Using an Allylic Tributylstannane/Stannous Chloride System
Makoto Yasuda, Kay Hirata, Mitsuyoshi Nishino, Akihiro Yamamoto, Akio Baba
J. Am. Chem. Soc., 2002, 124, 13442-13447.
(3) Indium(III) Chloride/Chlorotrimethylsilane as a Highly Active Lewis
Acid Catalyst System for the Sakurai-Hosomi Reaction
Yoshiyuki Onishi, Takeshi Ito, Makoto Yasuda, Akio Baba,
Eur. J. Org. Chem., 2002, 1578-1581.
(4) Remarkable enhancement of Lewis acidity of chlorosilane by the combination
use of indium(III) chloride
Yoshiyuki Onishi, Takeshi Ito, Makoto
Yasuda, Akio Baba,
Tetrahedron, 2002, 58, 8227-8235.
(5) Cross-Coupling Reaction of alpha-Chloroketones and Organotin Enolates Catalyzed by Zinc Halides for Synthesis of gamma-Diketones
Makoto Yasuda, Shoki Tsuji, Yusuke Shigeyoshi, Akio Baba
J. Am. Chem. Soc., 2002, 124, (25) 7440-7447.
(6) Generation of Organotantalum Reagents and Conjugate Addition to Enones
Ikuya Shibata, Takeyoshi Kano, Nobuaki
Kanazawa, Shoji Fukuoka, and Akio Baba
Angew. Chem. Int. Ed. Eng., 2002, 41, (8) 1389-1392.
(7) Indium Chloride-Sodium Borohydride System: A Convenient Radical Reagent
for an Alternative to Tributyltin Hydride System
Katsuyuki Inoue, Akemi Sawada, Ikuya Shibata,
Akio Baba
J. Am. Chem. Soc. 2002, 124, (6) 906-907.
(8) Remarkable Dependence of Diastereoselectivity on Anhydrous- or Aqueous
Solvent in the Indium Hydride Promoted Reductive Aldol Reaction of alpha,
beta-Unsaturated Ketones
Katsuyuki Inoue, Tatsuya Ishida, Ikuya
Shibata and Akio Baba
Adv. Synth. Catal. 2002, 344, (Water-Issue)(3+4), 283-287.
(9) Ionic Activation of Tin Hydrides
Ikuya Shibata and Akio Baba
Curr. Org. Chem. 2002, 6 , (8) 665-693.
(10) Highly Diastereoselective Reformatsky-Type Reaction Promoted by Tin
Iodide Ate Complex
Ikuya Shibata, Toshihiro Suwa, Hideaki
Sakakibara and Akio Baba
Org. Lett. 2002, 4 (2), 301-303.
2001
(1) Conjugate Hydrostannation of Unsaturated
Esters by Iodotin Hydride Ate Complex;
Ikuya Shibata, Toshihiro Suwa, Kyoichiro
Ryu and Akio Baba;
J. Org. Chem.,
2001, 66, 8690-8692.
(2) Direct Reduction of Alcohols. Highly
Chemoselective Reducing System for Secondary or Tertiary Alcohols
Using Chlorodiphenylsilane with a Catalytic Amount of Indium
Trichloride ;
Makoto Yasuda, Yoshiyuki Onishi, Masako
Ueba, Takashi Miyai, and Akio Baba;
J. Org. Chem.,
2001, 66, 7741-7744.
(3) Highly Stereoselective Addition to
Alkoxy or Hydroxy Ketones Using an a-Stannyl Ester-Stannous Chloride
System in a Chelation-Controlled Manner;
Makoto Yasuda, Keishi Okamoto, Toshiyuki.
Sako, Akio Baba ;
Chem. Commun.,
2001, 157-158.
(4) Selective a-Stannylated-Addition of
Di-n-butyliodotin Hydride Ate Complex to Simple Aliphatic
Alkynes;
Ikuya Shibata, Toshihiro Suwa, Kyoichiro
Ryu, Akio Baba;
J. Am. Chem. Soc.,
2001, 123, 4101-4102.
(5) Indium Hydride; A Novel Radical Initiator
in the Reduction of Organic Halides with Tributyltin Hydride;
Katsuyuki Inoue, Akemi. Sawada, Ikuya
Shibata, Akio Baba;
Tetrahedron Lett., 2001, 42, 4661-4663.
(6) A Highly syn-Selective Allylation
of Aldehydes in Water;
Ikuya Shibata, NaritoshiYoshimura, Masahiro
Yabu, Akio Baba;
Eur. J. Org. Chem.,
2001, 3207-3211.
(7) Indium(III) Chloride-Catalyzed Coupling
Reaction of Acid Chlorides and Allylic Tins;
Katsuyuki Inoue, Yasuhiro Shimizu, Ikuya
Shibata, Akio Baba;
Synlett
2001, 1659-1661.
(8) Synthetic Application of a Series
of Organotin Hydride;
Ikuya Shibata, Akio Baba;
Main Group Metal Chemistry, 2001, 24,
637-646.
(9) 高配位化手法を機軸とした有機スズエノラートを用いる新しい合成反応;
安田 誠、馬場章夫;
有機合成化学協会誌 2001, 59, 697-706.