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研究成果 1985 2019

  • 4331 引用
  • 41 h指数
  • 163 Article
  • 2 Review article
フィルター
Article
35 引用 (Scopus)

A comprehensive examination of the self-disproportionation of enantiomers (SDE) of chiral amides via achiral, laboratory-routine, gravity-driven column chromatography

Suzuki, Y., Han, J., Kitagawa, O., Aceña, J. L., Klika, K. D. & Soloshonok, V. A., 2015, : : RSC Advances. 5, 4, p. 2988-2993 6 p.

研究成果: Article

Column chromatography
Enantiomers
Amides
Gravitation
Chromatography

A Facile -Iodination Reaction of Unsaturated Amides.

Kitagawa, O., Hanano, T., Inoue, T. & Taguchi, T., 1992 2 1, : : Tetrahedron Lett.. 33, p. 2167-2170

研究成果: Article

23 引用 (Scopus)

A facile α-iodination reaction of unsaturated amides

Kitagawa, O., Hanano, T., Hirata, T., Inoue, T. & Taguchi, T., 1992 3 3, : : Tetrahedron Letters. 33, 10, p. 1299-1302 4 p.

研究成果: Article

Amides
gamma-collidine
111 引用 (Scopus)

Aldol reaction of iododifluoroacetate-Zn and 2,2-difluoroketene silyl acetal

Kitagawa, O., Taguchi, T. & Kobayashi, Y., 1988, : : Tetrahedron Letters. 29, 15, p. 1803-1806 4 p.

研究成果: Article

Acetals
Iodides
Galactose
Aldehydes
3-hydroxybutanal
111 引用 (Scopus)

Aldol Reaction of Iododifluoroacetate-Zn and 2,2-Difluoroketene Silyl Acetal.

Kitagawa, O., Taguchi, T. & Kobayashi, Y., 1988 4 10, : : Tetrahedron Lett.. 29, p. 1803-1806

研究成果: Article

23 引用 (Scopus)
Proton transfer
Derivatives
n-butyllithium
23 引用 (Scopus)

A Mild and Highly Chemoselective -Iodination of N-Allylic Carboxamides and Lactams.

Kitagawa, O., Kikuchi, N., Hanano, T., Aoki, K., Yamazaki, T., Okada, M. & Taguchi, T., 1995 8 1, : : J. Org. Chem.. 60, p. 7161-7165

研究成果: Article

18 引用 (Scopus)

A mild and highly chemoselective α-iodination of N-allylic carboxamides and lactams

Kitagawa, O., Kikuchi, N., Hanano, T., Aoki, K., Yamazaki, T., Okada, M. & Taguchi, T., 1995, : : The Journal of Organic Chemistry. 60, 22, p. 7161-7165 5 p.

研究成果: Article

Lactams
Amides
Stereoselectivity
Iodides
Iodine
13 引用 (Scopus)

A mild method for generation of p-methoxybenzyl cation through NIS-mediated activation of p-methoxybenzyl 4-pentenyl ether

Okada, M., Kitagawa, O., Fujita, M. & Taguchi, T., 1996 6 10, : : Tetrahedron. 52, 24, p. 8135-8142 8 p.

研究成果: Article

Ether
Cations
Chemical activation
Ethers
Alcohols
13 引用 (Scopus)
71 引用 (Scopus)
Anilides
Cyclopentanes
Iodine
Lactic Acid
isoprene
71 引用 (Scopus)
32 引用 (Scopus)
38 引用 (Scopus)
Iodides
Lactones
Amides
Amino Acids
pyrrolidine

Atom-transfer Reaction of Difluoroiodoacetate.

Kitagawa, O., Miura, A., Kobayashi, Y. & Taguchi, T., 1990 6 10, : : Chem. Lett.. p. 1011-1014

研究成果: Article

44 引用 (Scopus)

Atropisomeric lactam chemistry: catalytic enantioselective synthesis, application to asymmetric enolate chemistry and synthesis of key intermediates for NET inhibitors

Takahashi, M., Tanabe, H., Nakamura, T., Kuribara, D., Yamazaki, T. & Kitagawa, O., 2010 1 2, : : Tetrahedron. 66, 1, p. 288-296 9 p.

研究成果: Article

Lactams
Anilides
Silica Gel
Lithium
Purification
44 引用 (Scopus)
9 引用 (Scopus)
Bromosuccinimide
Oximes
Derivatives
9 引用 (Scopus)

Beckmann Rearrangement of O-4-Pentenyl Oxime through N-Bromosuccinimide-mediated Activating Process.

Kitagawa, O., Fujita, M., Okada, M. & Taguchi, T., 1997 1 20, : : Chem. Pharm. Bull.. 45, p. 32-35

研究成果: Article

70 引用 (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 12 11, : : Journal of Organic Chemistry. 63, 25, p. 9470-9475 6 p.

研究成果: Article

Derivatives
Alkynes
titanium tetrachloride
70 引用 (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 11 6, : : J. Org. Chem.. 63, p. 9470-9475

研究成果: Article

26 引用 (Scopus)

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 9 1, : : Journal of Fluorine Chemistry. 123, 1, p. 75-80 6 p.

研究成果: Article

Amines
amines
Derivatives
Cyclization
stannic chloride
18 引用 (Scopus)
Allylation
Diamide
Enantioselectivity
Derivatives
Catalysts
42 引用 (Scopus)

Catalytic asymmetric iodocarbocyclization reaction

Inoue, T., Kitagawa, O., Ochiai, O., Shiro, M. & Taguchi, T., 1995 12 18, : : Tetrahedron Letters. 36, 51, p. 9333-9336 4 p.

研究成果: Article

Enantioselectivity
Titanium
Derivatives
Cyclopentanes
X rays
42 引用 (Scopus)

Catalytic Asymmetric Iodocarbocyclization Reaction.

Inoue, T., Kitagawa, O., Ochiai, O., Shiro, M. & Taguchi, T., 1995 12 15, : : Tetrahedron Lett.. 36, p. 9333-9336

研究成果: Article

54 引用 (Scopus)
Enantioselectivity
Malonates
Derivatives
54 引用 (Scopus)
57 引用 (Scopus)
Anilides
Allylation
Carbonates
Derivatives
Catalysts

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 10 1, : : Org. Lett.. 6, p. 3605-3607

研究成果: Article

28 引用 (Scopus)

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 9 30, : : Organic Letters. 6, 20, p. 3605-3607 3 p.

研究成果: Article

Allylation
Diamide
Diamines
diamines
Derivatives
22 引用 (Scopus)

Catalytic enantioselective synthesis of atropisomeric 2-aryl-4-quinolinone derivatives with an N-C chiral axis

Takahashi, I., Morita, F., Kusagaya, S., Fukaya, H. & Kitagawa, O., 2012 12 31, : : Tetrahedron Asymmetry. 23, 24, p. 1657-1662 6 p.

研究成果: Article

4-Quinolones
Amination
aniline
ketones
Derivatives
22 引用 (Scopus)

Catalytic enantioselective synthesis of atropisomeric 2-aryl-4-quinolinone derivatives with an N-C chiral axis

Takahashi, I., Morita, F., Kusagaya, S., Fukaya, H. & Kitagawa, O., 2012 12 15, : : Tetrahedron: Asymmetry. 23, p. 1657-1662

研究成果: Article

Catalytic Enantioselective Synthesis of Atropisomeric 4-Quinolinones with an N-C Chiral axis

Takahashi, I., Fumika, F., Morita, M., Izumi, S. & Kitagawa, O., 2012 10 30, : : Default journal.

研究成果: Article

44 引用 (Scopus)

Catalytic enantioselective synthesis of atropisomeric indoles with an N-C chiral axis

Ototake, N., Morimoto, Y., Mokuya, A., Fukaya, H., Shida, Y. & Kitagawa, O., 2010 6 18, : : Chemistry - A European Journal. 16, 23, p. 6752-6755 4 p.

研究成果: Article

Indoles
palladium chloride
1,3-benzodioxole
44 引用 (Scopus)

Catalytic Enantioselective Synthesis of Atropisomeric Indoles with an N-C Chiral Axis.

Ototake, N., Morimoto, Y., Mokuya, A., Fukaya, H., Shida, Y. & Kitagawa, O., 2010 5 13, : : Chem. Eur. J.. 16, p. 6752-6755

研究成果: Article

26 引用 (Scopus)

Catalytic enantioselective synthesis of key intermediates for NET inhibitors using atropisomeric lactam chemistry

Kitagawa, O., Kurihara, D., Tanabe, H., Shibuya, T. & Taguchi, T., 2008 1 14, : : Tetrahedron Letters. 49, 3, p. 471-474 4 p.

研究成果: Article

Lactams
Enantioselectivity
Alkylation
Hydration
16 引用 (Scopus)

Catalytic Enantioselective Synthesis of N-C Axially Chiral Mebroqualone and Its Derivatives through Reductive Asymmetric Desymmetrization

Hirai, M., Terada, S., Yoshida, H., Ebine, K., Hirata, T. & Kitagawa, O., 2016 11 4, : : Organic Letters. 18, 21, p. 5700-5703 4 p.

研究成果: Article

Quinazolinones
Enantioselectivity
Derivatives
catalysts
Catalysts
15 引用 (Scopus)

Catalytic Enantioselective Synthesis of N-C Axially Chiral Phenanthridin-6-one Derivatives

Hirata, T., Takahashi, I., Suzuki, Y., Yoshida, H., Hasegawa, H. & Kitagawa, O., 2016 1 4, : : Journal of Organic Chemistry. 81, 1, p. 318-323 6 p.

研究成果: Article

Bearings (structural)
Amination
Enantioselectivity
Nitrogen
Derivatives

Catalytic Enantioselective Synthesis of N-C Axially Chiral Sulfonamides through Chiral Palladium-Catalyzed N-Allylation

Kikuchi, Y., Nakamura, C., Matsuoka, M., Asami, R. & Kitagawa, O., 2019 6 21, : : Journal of Organic Chemistry. 84, 12, p. 8112-8120 9 p.

研究成果: Article

Allylation
Sulfonamides
Palladium
Ligands
Derivatives
10 引用 (Scopus)
Ethylamines
Enantiomers
enantiomers
preparation
elution
17 引用 (Scopus)

Chiral initiator-induces self-disproportionation of enantiomers via achiral chromatography: Application to enantiomer separation of racemate

Tateishi, K., Tsukagoshi, S., Nakamura, T., Watanabe, S., Soloshonok, V. A. & Kitagawa, O., 2013 9 18, : : Tetrahedron Letters. 54, 38, p. 5220-5223 4 p.

研究成果: Article

Enantiomers
Chromatography

Chirality-dependent halogen bonds in axially chiral quinazolin-4-one derivatives bearing: Ortho -halophenyl groups

Imai, T., Niijima, E., Terada, S., Wzorek, A., Soloshonok, V. A., Hori, A. & Kitagawa, O., 2019 1 1, : : CrystEngComm. 21, 22, p. 3385-3389 5 p.

研究成果: Article

Bearings (structural)
Halogens
Chirality
chirality
halogens
2 引用 (Scopus)
Chemical activation
Ether
Anilides
Oximes
Ethers

Diastereoselective -Iodination Reaction of 4-Alkenylamide Having a -Chiral Center.

Okada, M., Kitagawa, O. & Hanano, T., 1997 5 10, : : Tetrahedron. 53, p. 6825-6834

研究成果: Article