• 4411 Citations
  • 42 h-Index
1985 …2019

Research output per year

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Research Output

  • 4411 Citations
  • 42 h-Index
  • 160 Article
  • 3 Review article
  • 2 Comment/debate
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Article
2005

Efficient Synthesis of Optically Active Atropisomeric Anilides through Catalytic Asymmetric N-Arylation Reaction.

Kitagawa, O., Takahashi, M., Yoshikawa, M. & Taguchi, T., 2005 Mar 1, In : J. Am. Chem. Soc.. 127, p. 3676-3677

Research output: Contribution to journalArticle

2004

Catalytic Asymmetric Synthesis of Vicinal Diamine Derivatives through Enantioselective N-Allylation using Chiral -Allyl Pd-Catalyst.

Kitagawa, O., Yotsumoto, K., Kohriyama, M., Dobashi, Y. & Taguchi, T., 2004 Oct 1, In : Org. Lett.. 6, p. 3605-3607

Research output: Contribution to journalArticle

Catalytic asymmetric synthesis of vicinal diamine derivatives through enantioselective N-allylation using chiral π-allyl Pd-catalyst

Kitagawa, O., Yotsumoto, K., Kohriyama, M., Dobashi, Y. & Taguchi, T., 2004 Sep 30, In : Organic Letters. 6, 20, p. 3605-3607 3 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)

Iodine Atom Transfer [3+2] Cycloaddition Reaction with Alkenes Using Unsymmetrical Allylated Active Methine Radicals.

Kitagawa, O., Miyaji, S., Sakuma, C. & Taguchi, T., 2004 Mar 1, In : J. Org. Chem.. 69, p. 2607-2610

Research output: Contribution to journalArticle

10 Citations (Scopus)

Stereoselective Iodine Atom Transfer [3 + 2] Cycloaddition Reaction with Alkenes Using Unsymmetrical Allylated Active Methine Radicals

Kitagawa, O., Miyaji, S., Sakuma, C. & Taguchi, T., 2004 Apr 2, In : Journal of Organic Chemistry. 69, 7, p. 2607-2610 4 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2003

Carbocyclization reactions of terminally difluorinated alkenyl active methine compounds mediated by SnCl4 and amine

Saito, A., Okada, M., Nakamura, Y., Kitagawa, O., Horikawa, H. & Taguchi, T., 2003 Sep 1, In : Journal of Fluorine Chemistry. 123, 1, p. 75-80 6 p.

Research output: Contribution to journalArticle

26 Citations (Scopus)

Iodine atom transfer [3 + 2] cycloaddition reaction with electron-rich alkenes using N-tosyliodoaziridine derivatives as novel azahomoallyl radical precursors

Kitagawa, O., Miyaji, S., Yamada, Y., Fujiwara, H. & Taguchi, T., 2003 Apr 18, In : Journal of Organic Chemistry. 68, 8, p. 3184-3189 6 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)

Iodine Atom Transfer [3+2] Cycloaddition Reaction with Electron-rich Alkenes using N-Tosyl Iodoaziridine Derivatives as Novel Azahomoallyl Radical Precursors.

Kitagawa, O., Miyaji, S., Yamada, Y., Fujiwara, H. & Taguchi, T., 2003 Feb 1, In : J. Org. Chem.. 68, p. 3184-3189

Research output: Contribution to journalArticle

Synthesis of Optically Active Atropisomeric Anilide Derivatives through Diastereoselective N-Allylation with a Chiral Pd- -Allyl Catalyst.

Kitagawa, O., Takahashi, M., Kohriyama, M. & Taguchi, T., 2003 Oct 4, In : J. Org. Chem.. 68, p. 9851-9853

Research output: Contribution to journalArticle

Synthesis of Optically Active Atropisomeric Anilide Derivatives through Diastereoselective N-Allylation with a Chiral Pd-π-Allyl Catalyst

Kitagawa, O., Takahashi, M., Kohriyama, M. & Taguchi, T., 2003 Dec 12, In : Journal of Organic Chemistry. 68, 25, p. 9851-9853 3 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2002

Catalytic asymmetric synthesis of optically active atropisomeric anilides through enantioselective N-allylation with chiral Pd-tol-BINAP catalyst

Kitagawa, O., Kohriyama, M. & Taguchi, T., 2002 Nov 29, In : Journal of Organic Chemistry. 67, 24, p. 8682-8684 3 p.

Research output: Contribution to journalArticle

58 Citations (Scopus)

Catalytic Asymmetric Synthesis of Optically Active Atropisomeric Anilides through Enantioselective N-Allylation with Chiral Pd-tol-BINAP Catalyst.

Kitagawa, O., Kohriyama, M. & Taguchi, T., 2002 Nov 30, In : J. Org. Chem.. 67, p. 8682-8684

Research output: Contribution to journalArticle

58 Citations (Scopus)

Iodocarbocyclization and Intramolecular Carbometalation Strategies for Carbocycles.

Kitagawa, O. & Taguchi, T., 2002 Jan 11, In : My Favorite Organic Synthesis. p. 202-203

Research output: Contribution to journalArticle

Radical [3 + 2] cycloaddition reaction with various alkenes using iodomethylcyclopropane derivatives as new homoallyl radical precursors

Kitagawa, O., Yamada, Y., Fujiwara, H. & Taguchi, T., 2002 Feb 8, In : Journal of Organic Chemistry. 67, 3, p. 922-927 6 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Radical [3+2] Cycloaddition Reaction with Various Alkenes Using Iodomethylcyclopropane Derivatives as New Homoallyl Radical Precursors.

Kitagawa, O., Yamada, Y., Fujiwara, H. & Taguchi, T., 2002 Jan 30, In : J. Org. Chem. 67, p. 922-927

Research output: Contribution to journalArticle

24 Citations (Scopus)
21 Citations (Scopus)
2001

Iodoaziridine derivatives as novel azahomoallyl radical precursors for [3+2] cycloaddition reactions with alkenes

Kitagawa, O., Yamada, Y., Fujiwara, H. & Taguchi, T., 2001 Oct 15, In : Angewandte Chemie - International Edition. 40, 20, p. 3865-3867 3 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)

Radical [3+2]-cycloaddition reaction with alkenes using dimethyl 2-(iodomethyl)cyclopropane-1,1-dicarboxylate as a new homoallyl radical precursor

Kitagawa, O., Fujiwara, H. & Taguchi, T., 2001 Mar 11, In : Tetrahedron Letters. 42, 11, p. 2165-2167 3 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Radical [3+2] Cycloaddition Reaction with Alkenes using Dimethyl 2-Iodomethylcyclopropane-1,1-dicarboxylate as a New Homoallyl Radical Precursor.

Kitagawa, O., Fujiwara, H. & Taguchi, T., 2001 Mar 31, In : Tetrahedron Lett.. 42, p. 2165-2167

Research output: Contribution to journalArticle

Synthesis of Optically Active Aldol Derivatives through Chilarity Transfer Type 1,2-Wittig Rearrangement of -Alkoxycarboxamides.

Kitagawa, O., Momose, S. & Yamada, Y., 2001 Jul 1, In : Tetrahedron Lett.. 42, p. 4865-4868

Research output: Contribution to journalArticle

Synthesis of optically active aldol derivatives through chirality transfer type 1,2-Wittig rearrangement of α-alkoxycarboxamides

Kitagawa, O., Momose, S. I., Yamada, Y., Shiro, M. & Taguchi, T., 2001 Jul 16, In : Tetrahedron Letters. 42, 29, p. 4865-4868 4 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)
Open Access
9 Citations (Scopus)
2000

Intramolecular Carbostannation Reaction of Active Methine Compounds with an Unactivated C-C -Bond Mediated by SnCl4-Et3N.

Kitagawa, O., Fujiwara, H., Suzuki, T., Taguchi, T. & Shiro, M., 2000 Sep 1, In : J. Org. Chem.. 65, p. 6819-6825

Research output: Contribution to journalArticle

Intramolecular carbostannation reaction of active methine compounds with an unactivated C-C π-bond mediated by SnCl4-Et3N

Kitagawa, O., Fujiwara, H., Suzuki, T., Taguchi, T. & Shiro, M., 2000 Oct 20, In : Journal of Organic Chemistry. 65, 21, p. 6819-6825 7 p.

Research output: Contribution to journalArticle

41 Citations (Scopus)

Stereoselective synthesis of diastereomeric atropisomeric lactam with various ring sizes and their structural characterization

Kitagawa, O., Fujita, M., Kohriyama, M., Hasegawa, H. & Taguchi, T., 2000 Oct 28, In : Tetrahedron Letters. 41, 44, p. 8539-8544 6 p.

Research output: Contribution to journalArticle

42 Citations (Scopus)

Stereoselective Synthesis of Diastereomeric Atropisomeric Lactam with Various Ring Sizes and Their Structural Characterization.

Kitagawa, O., Fujita, M., Kohriyama, M., Hasegawa, H. & Taguchi, T., 2000 Nov 30, In : Tetrahedron Lett.. 41, p. 8539-8544

Research output: Contribution to journalArticle

42 Citations (Scopus)

Synthesis of optically active 5-substituted-2-pyrrolidinone derivatives having atropisomeric structure and 3,5-cis-selective reaction of their enolates with electrophiles

Fujita, M., Kitagawa, O., Yamada, Y., Izawa, H., Hasegawa, H. & Taguchi, T., 2000 Feb 25, In : Journal of Organic Chemistry. 65, 4, p. 1108-1114 7 p.

Research output: Contribution to journalArticle

52 Citations (Scopus)
1999

Alkaline metallic reagent-catalyzed hydrocarbocyclization reaction of various active methine compounds having an unactivated 4-alkynyl or allenyl group

Kitagawa, O., Suzuki, T., Fujiwara, H., Fujita, M. & Taguchi, T., 1999 Jun 11, In : Tetrahedron Letters. 40, 24, p. 4585-4588 4 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Alkaline Metallic Reagent-catalyzed Hydrocarbocyclization Reaction of Various Active Methine Compounds Having an Unactivated 4-Alkynyl or Allenyl Group.

Kitagawa, O., Suzuki, T., Fujiwara, H., Fujita, M. & Taguchi, T., 1999 Jun 20, In : Tetrahedron Lett.. 40, p. 4585-4588

Research output: Contribution to journalArticle

23 Citations (Scopus)

Efficient synthesis of various atropisomeric amides in optically pure forms and their application to asymmetric reactions

Kitagawa, O., Momose, S. I., Fushimi, Y. & Taguchi, T., 1999 Dec 10, In : Tetrahedron Letters. 40, 50, p. 8827-8831 5 p.

Research output: Contribution to journalArticle

51 Citations (Scopus)

Efficient Synthesis of Various Atropisomeric Amides in Optically Pure Forms and Their Application to Asymmetric Reactions.

Kitagawa, O., Momose, S., Fushimi, Y. & Taguchi, T., 1999 Oct 30, In : Tetrahedron Lett.. 40, p. 8827-8831

Research output: Contribution to journalArticle

51 Citations (Scopus)

Intramolecular carbostannation reaction of active methine compounds having an allenyl group mediated by SnCl4-Et3N

Kitagawa, O., Suzuki, T., Fujiwara, H. & Taguchi, T., 1999 Mar 26, In : Tetrahedron Letters. 40, 13, p. 2549-2552 4 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Intramolecular Carbostannation Reaction of Active Methine Compounds Having an Allenyl Group Mediated by SnCl4-Et3N.

Kitagawa, O., Suzuki, T., Fujiwara, H. & Taguchi, T., 1999 Mar 30, In : Tetrahedron Lett.. 40, p. 2549-2552

Research output: Contribution to journalArticle

17 Citations (Scopus)

Iodocarbocyclization and iodoaminocyclization reactions mediated by a metallic reagent

Kitagawa, O. & Taguchi, T., 1999 Jan 1, In : Synlett. 8, p. 1191-1199 9 p.

Research output: Contribution to journalArticle

60 Citations (Scopus)

Iodocarbocyclization and Iodoaminocyclization Reactions mediated by a Metallic Reagent.

Kitagawa, O. & Taguchi, T., 1999 Aug 1, In : Synlett. p. 1191-1199

Research output: Contribution to journalArticle

60 Citations (Scopus)

Stereoselective synthesis of an optically active axially chiral lactam and its reaction with some electrophiles

Fujita, M., Kitagawa, O., Izawa, H., Dobashi, A., Fukaya, H. & Taguchi, T., 1999 Mar 5, In : Tetrahedron Letters. 40, 10, p. 1949-1952 4 p.

Research output: Contribution to journalArticle

47 Citations (Scopus)

Stereoselective Synthesis of an Optically Active Axially Chiral Lactam and Its Reaction with Some Electrophiles.

Fujita, M., Kitagawa, O., Izawa, H., Dobashi, A., Fukaya, H. & Taguchi, T., 1999 Feb 1, In : Tetrahedron Lett.. 40, p. 1949-1952

Research output: Contribution to journalArticle

47 Citations (Scopus)

Synthesis of optically active axially chiral amide and lactam, and their application to asymmetric reaction

Kitagawa, O., Fujita, M., Momose, S. & Taguchi, T., 1999 Sep 20, In : Default journal.

Research output: Contribution to journalArticle

1998

Carbocyclization reaction of active methine compounds with unactivated alkenyl or alkynyl groups mediated by TiCl4-Et3N

Kitagawa, O., Suzuki, T., Inoue, T., Watanabe, Y. & Taguchi, T., 1998 Dec 11, In : Journal of Organic Chemistry. 63, 25, p. 9470-9475 6 p.

Research output: Contribution to journalArticle

70 Citations (Scopus)

Carbocyclization Reaction of Active Methine Compounds with Unactivated Alkenyl or Alkynyl Groups mediated by TiCl4-Et3N.

Kitagawa, O., Suzuki, T., Inoue, T., Watanabe, Y. & Taguchi, T., 1998 Nov 6, In : J. Org. Chem.. 63, p. 9470-9475

Research output: Contribution to journalArticle

70 Citations (Scopus)
Open Access
2 Citations (Scopus)

Intramolecular carbotitanation reaction of active methine compounds having an unactivated alkyne mediated by TiCl4-Et3N

Kitagawa, O., Suzuki, T., Inoue, T. & Taguchi, T., 1998 Oct 1, In : Tetrahedron Letters. 39, 40, p. 7357-7360 4 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)

Intramolecular Carbotitanation Reaction of Active Methine Compounds Having an Unactivated Alkyne Mediated by TiCl4-Et3N.

Kitagawa, O., Suzuki, T., Inoue, T. & Taguchi, T., 1998 Sep 1, In : Tetrahedron Lett.. 39, p. 7357-7360

Research output: Contribution to journalArticle

28 Citations (Scopus)

Optically Active Axially Chiral Anilide and Maleimide Derivatives as New Chiral Reagents: Synthesis and Application to Asymmetric Diels-Alder Reaction

Kitagawa, O., Izawa, H., Sato, K., Dobashi, A., Taguchi, T. & Shiro, M., 1998 Apr 17, In : Journal of Organic Chemistry. 63, 8, p. 2634-2640 7 p.

Research output: Contribution to journalArticle

122 Citations (Scopus)

Optically Active Axially Chiral Anilide and Maleimide Derivatives as New Chiral Reagents: Synthesis and Application to Asymmetric Diels-Alder Reaction.

Kitagawa, O., Izawa, H., Sato, K., Dobashi, A. & Taguchi, T., 1998 Mar 15, In : J. Org. Chem.. 63, p. 2634-2640

Research output: Contribution to journalArticle

122 Citations (Scopus)

T-BuOK-Mediated Iodoaziridination Reaction of N-Allylic Tosylamide Derivatives

Kitagawa, O., Suzuki, T. & Taguchi, T., 1998 Jul 10, In : Journal of Organic Chemistry. 63, 14, p. 4842-4845 4 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

t-BuOK-mediated Iodoaziridination Reaction of N-Allylic Tosylamide Derivatives.

Kitagawa, O., Suzuki, T. & Taguchi, T., 1998 May 15, In : J. Org. Chem.. 63, p. 4842-4845

Research output: Contribution to journalArticle

17 Citations (Scopus)
1997

An efficient synthesis of optically active axially chiral anilide and its application to iodine-mediated asymmetric Diels-Alder reaction

Kitagawa, O., Izawa, H., Taguchi, T. & Shiro, M., 1997 Jun 23, In : Tetrahedron Letters. 38, 25, p. 4447-4450 4 p.

Research output: Contribution to journalArticle

71 Citations (Scopus)