年単位の研究成果
研究成果 1985 2019
- 1 - 50 / 163 件中
- 出版年、タイトル （降順）
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)
α-Alkylation of N–C Axially Chiral Quinazolinone Derivatives Bearing Various ortho -Substituted Phenyl Groups: Relation between Diastereoselectivity and the ortho -Substituent
Matsuoka, M., Iida, A. & Kitagawa, O., 2018 5 29, (Accepted/In press) ： : Synlett.研究成果: Article
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)
Chiral additive induced self-disproportionation of enantiomers under MPLC conditions: Preparation of enantiomerically pure samples of 1-(aryl)ethylamines from racemates
Goto, M., Tateishi, K., Ebine, K., Soloshonok, V. A., Roussel, C. & Kitagawa, O., 2016 5 1, ： : Tetrahedron Asymmetry. 27, 7-8, p. 317-321 5 p.研究成果: Article
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)
Asymmetric synthesis of atropisomeric compounds with an N-C chiral axis
Takahashi, I., Suzuki, Y. & Kitagawa, O., 2014 1 1, ： : Organic Preparations and Procedures International. 46, 1, p. 1-23 23 p.研究成果: Article
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)
Unique structural properties of 2,4,6-tri-tert-butylanilide: Isomerization and switching between separable amide rotamers through the reaction of anilide enolates
Tsukagoshi, S., Ototake, N., Ohnishi, Y., Shimizu, M. & Kitagawa, O., 2013 5 17, ： : Chemistry - A European Journal. 19, 21, p. 6845-6850 6 p.研究成果: Article
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
Study on Rotational Barrier of N-C Axially Chiral Compounds: Remarkable Increase in the ROtational Barrier by Aromatization
Suzumura, N., Kageyama, M., Dobashi, Y. & Kitagawa, O., 2012 5 17, ： : Default journal.研究成果: Article
2011
12
引用
(Scopus)
Catalytic enantioselective synthesis of novel atropisomeric compounds having an N-C chiral axis and their application to asymmetric reaction
Takahashi, M. & Kitagawa, O., 2011 9, ： : Yuki Gosei Kagaku Kyokaishi/Journal of Synthetic Organic Chemistry. 69, 9, p. 985-993 9 p.研究成果: Article
Anilides
Lactams
Derivatives
Indoles
Amination
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)
Notable structural property of 2,4,6-Tri- tert -butylanilide enolates: Interconversion between the rotamers and their reactivity
Ohnishi, Y., Sakai, M., Nakao, S. & Kitagawa, O., 2011 6 3, ： : Organic Letters. 13, 11, p. 2840-2843 4 p.研究成果: Article
Anilides
Lithium
Structural properties
reactivity
lithium
8
引用
(Scopus)
Notable Structural Property of 2,4,6-Tri-tert-butylanilide Enolates: Interconversion between the Rotamers and Their Reactivity
Ohnishi, Y., Sakai, M., Nakao, S. & Kitagawa, O., 2011 5 20, ： : Organic Letters. 13, p. 2840-2843研究成果: Article
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)
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 5, ： : Tetrahedron. 66, p. 288-296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
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
Stereoselective synthesis of separable amide rotamers using p-allyl-Pd catalyst and their thermodynamic behavior
Ototake, N., Taguchi, T. & Kitagawa, O., 2008 8 1, ： : Tetrahedron Lett.. 49, p. 5458-5460研究成果: Article
8
引用
(Scopus)
Stereoselective synthesis of separable amide rotamers using π-allyl-Pd catalyst and their thermodynamic behavior
Ototake, N., Taguchi, T. & Kitagawa, O., 2008 9 15, ： : Tetrahedron Letters. 49, 38, p. 5458-5460 3 p.研究成果: Article
Allylation
Amides
Thermodynamics
Catalysts
Anilides
2007
Highly Enantioselctive Synthesis of Atropisomeric Lactams through Catalytic Asymmetric Buchwald-Hartwig Amination
Kitagawa, O., Tanabe, H. & Taguchi, T., 2007 8 23, ： : Default journal.研究成果: Article
2006
18
引用
(Scopus)
Catalytic asymmetric desymmetrization of meso-diamide derivatives through enantioselective N-allylation with a chiral π-allyl Pd catalyst: Improvement and reversal of the enantioselectivity
Kitagawa, O., Matsuo, S., Yotsumoto, K. & Taguchi, T., 2006 3 17, ： : Journal of Organic Chemistry. 71, 6, p. 2524-2527 4 p.研究成果: Article
Allylation
Diamide
Enantioselectivity
Derivatives
Catalysts
Catalytic Asymmetyric Desymmetrization of meso-Diamide derivatives through Enantioselective N-Allylation Using Chiral -Allyl Pd Catalyst: Improvement and Reversal of the Enantioselectivity.
Kitagawa, O., Matsuo, S., Yotsumoto, K. & Taguchi, T., 2006 2 1, ： : J. Org. Chem.. 71, p. 2524-2527研究成果: Article
93
引用
(Scopus)
Highly enantioselective synthesis of atropisomeric anilide derivatives through catalytic asymmetric N-arylation: Conformational analysis and application to asymmetric enolate chemistry
Kitagawa, O., Yoshikawa, M., Tanabe, H., Morita, T., Takahashi, M., Dobashi, Y. & Taguchi, T., 2006 10 4, ： : Journal of the American Chemical Society. 128, 39, p. 12923-12931 9 p.研究成果: Article
Anilides
Lactams
Derivatives
Amination
Enantioselectivity
93
引用
(Scopus)
Highly Enantioselective Synthesis of Atropisomeric Anilide Derivatives through Catalytic Asymmetric N-Arylation: Conformational Analysis and Application to Asymmetric Enolate Chemistry.
Kitagawa, O., Yoshikawa, M., Tanabe, H., Morita, T., Takahashi, M., Dobashi, Y. & Taguchi, T., 2006 9 7, ： : J. Am. Chem. Soc.. 128, p. 12923-12931研究成果: Article