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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
2019

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

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
1 引用 (Scopus)

N-C Axially Chiral Compounds with an ortho-Fluoro Substituent and Steric Discrimination between Hydrogen and Fluorine Atoms Based on a Diastereoselective Model Reaction

Iida, A., Matsuoka, M., Hasegawa, H., Vanthuyne, N., Farran, D., Roussel, C. & Kitagawa, O., 2019 3 15, : : Journal of Organic Chemistry. 84, 6, p. 3169-3175 7 p.

研究成果: Article

Fluorine
Hydrogen
Atoms
Bearings (structural)
Allylation
2018
2 引用 (Scopus)

N−C Axially Chiral Anilines: Electronic Effect on Barrier to Rotation and A Remote Proton Brake

Iwasaki, Y., Morisawa, R., Yokojima, S., Hasegawa, H., Roussel, C., Vanthuyne, N., Caytan, E. & Kitagawa, O., 2018 3 20, : : Chemistry - A European Journal. 24, 17, p. 4453-4458 6 p.

研究成果: Article

Aniline Compounds
Aniline
Brakes
Protons
Design for testability
2 引用 (Scopus)

The self-disproportionation of enantiomers (SDE) of α-amino acid derivatives: facets of steric and electronic properties

Hosaka, T., Imai, T., Wzorek, A., Marcinkowska, M., Kolbus, A., Kitagawa, O., Soloshonok, V. A. & Klika, K. D., 2018 1 1, (Accepted/In press) : : Amino Acids.

研究成果: Article

Enantiomers
Electronic properties
Derivatives
Amino Acids
Esters
1 引用 (Scopus)
Bearings (structural)
Quinazolinones
Chirality
Alkylation
Derivatives
2017
9 引用 (Scopus)

Diastereoselective α-Alkylation of Metallo Enamines Generated from N-C Axially Chiral Mebroqualone Derivatives

Matsuoka, M., Goto, M., Wzorek, A., Soloshonok, V. A. & Kitagawa, O., 2017 5 19, : : Organic Letters. 19, 10, p. 2650-2653 4 p.

研究成果: Article

Chirality
alkylation
Alkylation
chirality
halides
6 引用 (Scopus)

Possible Case of Halogen Bond-Driven Self-Disproportionation of Enantiomers (SDE) via Achiral Chromatography

Terada, S., Hirai, M., Honzawa, A., Kitagawa, O., Kamizela, A., Wzorek, A. & Soloshonok, V. A., 2017 10 17, : : Chemistry - A European Journal. 23, 58, p. 14631-14638 8 p.

研究成果: Article

Halogens
Enantiomers
Chromatography
Chirality
Hydrogen bonds
1 引用 (Scopus)

Specific reactivity of 2,4,6-tri-tert-butylanilide anions and its application to benzylation reagent

Yamada, T., Tsukagoshi, S. & Kitagawa, O., 2017 1 25, : : Tetrahedron Letters. 58, 4, p. 317-320 4 p.

研究成果: Article

Anilides
Imidoesters
Anions
Alkylation
Ethers
2016
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
10 引用 (Scopus)
Ethylamines
Enantiomers
enantiomers
preparation
elution
2015
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
10 引用 (Scopus)

Enantioselective synthesis of N-C axially chiral indoles through chiral palladium-catalyzed 5-endo-hydroaminocyclization

Morimoto, Y., Shimizu, S., Mokuya, A., Ototake, N., Saito, A. & Kitagawa, O., 2015 2 20, (Accepted/In press) : : Tetrahedron.

研究成果: Article

Aniline Compounds
Indoles
Chirality
Enantioselectivity
Palladium
7 引用 (Scopus)

Relationship between rotational barriers and structures in N-C axially chiral 3,4-dihydroquinolin-2-one and 3,4-dihydrobenzoquinolin-2-one

Suzuki, Y., Takahashi, I., Dobashi, Y., Hasegawa, H., Roussel, C. & Kitagawa, O., 2015 1 1, : : Tetrahedron Letters. 56, 1, p. 132-135 4 p.

研究成果: Article

Ground state
Crystal structure
Nuclear magnetic resonance
X rays
3,4-dihydroquinolin-2-one
8 引用 (Scopus)

The synthesis of optically active N-C axially chiral tetrahydroquinoline and its response to an acid-accelerated molecular rotor

Suzuki, Y., Kageyama, M., Morisawa, R., Dobashi, Y., Hasegawa, H., Yokojima, S. & Kitagawa, O., 2015 7 18, : : Chemical Communications. 51, 56, p. 11229-11232 4 p.

研究成果: Article

Sulfonic Acids
Methane
Rotors
Acids
1,2,3,4-tetrahydroquinoline
2014
32 引用 (Scopus)
2013
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

Rotational isomerism in 2,4,6-tri-tert-butylanilides

Ototake, N., Takahashi, I., Tsukagoshi, S., Maeda, T. & Kitagawa, O., 2013 1 21, : : Tetrahedron. 69, 3, p. 1013-1016 4 p.

研究成果: Article

Anilides
Isomerization
Hydrogen bonds
Heating
2,4,6-tri-tert-butylanilide
4 引用 (Scopus)
Anilides
Isomerization
Amides
Structural properties
Acids
2012
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

Enantiomer Enrichment of Non-racemic Chiral Amine Derivatives through Achiral Chromatography

Tateishi, K., Nakamura, T., Tsukagoshi, S. & Kitagawa, O., 2012 5 17, : : Default journal.

研究成果: Article

Reversible Interconversion between Rotational Isomers of 2,4,6-Tri-tert-butylanilides

Tsukagoshi, S., Yusuke, Y., Ohnishi, O. & Kitagawa, O., 2012 10 30, : : Default journal.

研究成果: Article

39 引用 (Scopus)

Self-disproportionation of enantiomers of non-racemic chiral amine derivatives through achiral chromatography

Nakamura, T., Tateishi, K., Tsukagoshi, S., Hashimoto, S., Watanabe, S., Soloshonok, V. A., Aceña, J. L. & Kitagawa, O., 2012 5 27, : : Tetrahedron. 68, 21, p. 4013-4017 5 p.

研究成果: Article

Enantiomers
Chromatography
Amines
Derivatives
Acetamides
107 引用 (Scopus)

Self-disproportionation of enantiomers via achiral chromatography: A warning and an extra dimension in optical purifications

Soloshonok, V. A., Roussel, C., Kitagawa, O. & Sorochinsky, A. E., 2012 6 7, : : Chemical Society Reviews. 41, 11, p. 4180-4188 9 p.

研究成果: Article

Enantiomers
Chromatography
Purification
Chirality
Bearings (structural)
107 引用 (Scopus)

Self-disproportionation of enantiomers via achiral chromatography: a warning and an extra dimension in optical purifications

Soloshono, V., Roussel, C., Kitagawa, O., Alex, A. & Sorochinsky, E., 2012 6 2, : : Chem. Soc. Rev.. 41, p. 4180-4188

研究成果: Article

10 引用 (Scopus)

Studies on rotational barriers of N-C axially chiral compounds: Increase in the rotational barrier by aromatization

Suzumura, N., Kageyama, M., Kamimura, D., Inagaki, T., Dobashi, Y., Hasegawa, H., Fukaya, H. & Kitagawa, O., 2012 8 15, : : Tetrahedron Letters. 53, 33, p. 4332-4336 5 p.

研究成果: Article

Aromatization
Discrete Fourier transforms
Nitrogen
10 引用 (Scopus)

Studies on rotational barriers of N-C axially chiral compounds: increase in the rotational barrier by aromatization

Suzumura, N., Kageyama, M., Kamimura, D., Inagak, T., Dobashi, Y., Hasegawa, H., Fukaya, H. & Kitagawa, O., 2012 8 1, : : Tetrahedron Lett. 53, p. 4332-4336

研究成果: Article

19 引用 (Scopus)

Intramolecular Diels-Alder reaction of N-allyl 2-furoyl amides: Effect of steric strain and amide rotational isomerism

Nakamura, M., Takahashi, I., Yamada, S., Dobashi, Y. & Kitagawa, O., 2011 1 5, : : Tetrahedron Letters. 52, 1, p. 53-55 3 p.

研究成果: Article

Amides
Cyclization
Discrete Fourier transforms
Nitrogen
Atoms
19 引用 (Scopus)

Intramolecular Diels-Alder Reaction of N-Allyl 2-Furoyl Amides: Effect of Steric Strain and Amide Rotational Isomerism

Nakamura, M., Takahashi, I., Yamada, S., Dobashi, Y. & Kitagawa, O., 2011 1 1, : : Tetrahedron Lett. 52, p. 53-55

研究成果: Article

8 引用 (Scopus)
Anilides
Lithium
Structural properties
reactivity
lithium
8 引用 (Scopus)
2010
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)
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

2009
14 引用 (Scopus)

Highly selective stereodivergent synthesis of separable amide rotamers, by using Pd chemistry, and their thermodynamic behavior

Ototake, N., Nakamura, M., Dobashi, Y., Fukaya, H. & Kitagawa, O., 2009 5 11, : : Chemistry - A European Journal. 15, 20, p. 5090-5095 6 p.

研究成果: Article

Anilides
Allylation
Amides
Thermodynamics
Isomers

Highly Selective Stereodivergent Synthesis of Separable Amide Rotamers Using Pd Chemistry and Their Thermodynamic Behaviors.

Ototake, N., Nakamura, M., Dobashi, Y., Fukaya, H. & Kitagawa, O., 2009 5 1, : : Chem. Eur. J.. 15, p. 5090-5095

研究成果: Article

2008
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
8 引用 (Scopus)
Allylation
Amides
Thermodynamics
Catalysts
Anilides
2006
18 引用 (Scopus)
Allylation
Diamide
Enantioselectivity
Derivatives
Catalysts
93 引用 (Scopus)
Anilides
Lactams
Derivatives
Amination
Enantioselectivity
93 引用 (Scopus)