O. Kitagawa

发表

Structural analysis of β-turn mimics containing a substituted 6-aminocaproic acid linker

Jeffrey Aubé, J. Aubé, M. Morton, 1995 .

SYNTHESES OF β, β-DIFLUOROCARBOXYLIC ACID DERIVATIVES THROUGH THE CLAISEN REARRANGEMENT OF 1, 1-DIFLUORO-1-ALKEN-3-OLS

T. Morikawa, O. Kitagawa, T. Mishima, 1985 .

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

V. Soloshonok, O. Kitagawa, Alicja Wzorek, 2017, Chemistry.

Intermolecular Halogen Bond Detected in Racemic and Optically Pure N-C Axially Chiral 3-(2-Halophenyl)quinazoline-4-thione Derivatives

A. Hori, O. Kitagawa, Ryosuke Matsui, 2022, Molecules.

Chiral additive induced self-disproportionation of enantiomers under MPLC conditions: preparation of enantiomerically pure samples of 1-(aryl)ethylamines from racemates

C. Roussel, V. Soloshonok, O. Kitagawa, 2016 .

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

Yuya Suzuki, K. Klika, Jianlin Han, 2015 .

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

Tsuyoshi Nakamura, V. Soloshonok, O. Kitagawa, 2013 .

Regiocontrolled Iodoaminocyclization Reaction of an Ambident Nucleophile Mediated by Basic Metallic Reagent.

Takashi Suzuki, M. Fujita, O. Kitagawa, 1997, The Journal of organic chemistry.

Iodoaziridine Derivatives as Novel Azahomoallyl Radical Precursors for [3+2] Cycloaddition Reactions with Alkenes.

O. Kitagawa, T. Taguchi, Yoichiro Yamada, 2001, Angewandte Chemie.

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

O. Kitagawa, T. Taguchi, Yoichiro Yamada, 2003, The Journal of organic chemistry.

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

Tsuyoshi Nakamura, Masashi Takahashi, O. Kitagawa, 2010 .

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

O. Kitagawa, T. Taguchi, Taichi Shibuya, 2008 .

Asymmetric synthesis of α-amino acids through α-iodination of chiral unsaturated carboxamides and stereoselective iodolactonization

T. Hanano, O. Kitagawa, T. Taguchi, 1993 .

Synthesis of 2,2-difluoroesters by iododifluoroacetate-copper with organic halides

T. Morikawa, O. Kitagawa, Hideya Uehara, 1986 .

Detection of Isotopic Atropisomerism Based on ortho-H/D Discrimination.

C. Roussel, O. Kitagawa, E. Caytan, 2021, Organic letters.

Catalytic Enantioselective Synthesis of N-C Axially Chiral N-(2,6-Disubstituted-phenyl)sulfonamides through Chiral Pd-Catalyzed N-Allylation

G. J. Richards, A. Hori, O. Kitagawa, 2022, Molecules.

A unique method for highly enantioselective synthesis of N–C axially chiral compounds

O. Kitagawa, 2021, Chem.

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

A. Kołbus, K. Klika, V. Soloshonok, 2018, Amino Acids.

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

A. Saito, O. Kitagawa, T. Taguchi, 2003 .

Iodocarbocyclization and Iodoaminocyclization Reactions Mediated by a Metallic Reagent

O. Kitagawa, T. Taguchi, 1999 .

(Methyl Difluoroacetate)copper Reagent. Remarkable Solvent Effect on the 19F-NMR Spectrum, Stability and Reactivity

O. Kitagawa, T. Taguchi, Yoshiro Kobayashi, 1989 .

Synthesis of 3,3-difluoro-2-azetidinones and 2,3-dideoxy-2,2-difluoro-3-amino-sugars through the reformatsky reaction of difluoroacetate with imine

Y. Suda, O. Kitagawa, T. Taguchi, 1988 .

The self-disproportionation of enantiomers (SDE): a menace or an opportunity?

Alicja Wzorek, Jianlin Han, K. Klika, 2018, Chemical science.

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

O. Kitagawa, T. Taguchi, Yoshiro Kobayashi, 1988 .

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

Takashi Suzuki, M. Fujita, O. Kitagawa, 1999 .

Intramolecular carbotitanation reaction of active methine compounds having an unactivated alkyne mediated by TiCl4Et3N

Takashi Suzuki, O. Kitagawa, T. Taguchi, 1998 .

Asymmetric Synthesis of Atropisomeric Compounds with an N‒C Chiral Axis

Yuya Suzuki, O. Kitagawa, I. Takahashi, 2014 .

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

Takashi Suzuki, O. Kitagawa, T. Taguchi, 1998 .

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

Yuya Suzuki, O. Kitagawa, I. Takahashi, 2016, The Journal of organic chemistry.

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

Yuya Suzuki, C. Roussel, O. Kitagawa, 2015 .

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

O. Kitagawa, I. Takahashi, H. Fukaya, 2012 .

Asymmetric Synthesis of Isotopic Atropisomers based on ortho-CH3/CD3 Discrimination and Their Structural Properties.

O. Kitagawa, Azusa Sato, Yuko Nakamura, 2022, The Journal of organic chemistry.

Diastereoselective α-iodination reaction of 4-alkenylamide having a β-chiral center

T. Hanano, M. Okada, O. Kitagawa, 1997 .

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

M. Fujita, O. Kitagawa, H. Hasegawa, 2000 .

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

O. Kitagawa, T. Taguchi, Yoichiro Yamada, 2002, The Journal of organic chemistry.

Regiocontrolled Iodoaminocyclization Reaction of an Ambident Nucleophile Mediated by Basic Metallic Reagent.

Takashi Suzuki, M. Fujita, O. Kitagawa, 1997, The Journal of organic chemistry.

Highly enantioselective synthesis of atropisomeric anilide derivatives through catalytic asymmetric N-arylation: conformational analysis and application to asymmetric enolate chemistry.

M. Yoshikawa, Masashi Takahashi, O. Kitagawa, 2006, Journal of the American Chemical Society.

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

T. Hanano, K. Aoki, O. Kitagawa, 1995 .

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

Christian Roussel, C. Roussel, V. Soloshonok, 2012, Chemical Society reviews.

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

A. Saito, O. Kitagawa, S. Shimizu, 2016 .

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

Takashi Suzuki, O. Kitagawa, T. Taguchi, 1999 .

Catalytic asymmetric iodocarbocyclization reaction

M. Shiro, O. Kitagawa, T. Taguchi, 1995 .

Rotational Behavior of N-(5-Substituted-pyrimidin-2-yl)anilines: Relayed Electronic Effect in Two N-Ar Bond Rotations.

J. Elguero, I. Alkorta, C. Roussel, 2022, The Journal of organic chemistry.

Efficient synthesis of optically active atropisomeric anilides through catalytic asymmetric N-arylation reaction.

M. Yoshikawa, Masashi Takahashi, O. Kitagawa, 2005, Journal of the American Chemical Society.

Ionic Iodocarbocyclization Reactions of 4-Alkenyl- and 4-Alkynylmalonate Derivatives

O. Kitagawa, T. Taguchi, Tadashi Inoue, 1993 .

Ionic Iodocarbocyclization Reaction.

O. Kitagawa, T. Taguchi, Tadashi Inoue, 1992 .

Radical cascade reaction with 1,4-dienes and 1,4-enynes using 2-(iodomethyl)cyclopropane-1,1-dicarboxylate as a homoallyl radical precursor: one-step synthesis of bicyclo[3.3.0]octane derivatives.

O. Kitagawa, T. Taguchi, Yoichiro Yamada, 2002, Organic letters.

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

O. Kitagawa, T. Taguchi, Shun Momose, 1999 .

Atom-transfer Reaction of Difluoroiodoacetate.

O. Kitagawa, T. Taguchi, Yoshiro Kobayashi, 1990 .

NaH-mediated iodoaziridination reaction of N-allylic tosylamides

Takashi Suzuki, O. Kitagawa, T. Taguchi, 1997 .

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

O. Kitagawa, Shiori Tsukagoshi, Tomoyuki Yamada, 2017 .

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

M. Okada, M. Fujita, O. Kitagawa, 1996 .

Unique structural properties of 2,4,6-tri-tert-butylanilide: isomerization and switching between separable amide rotamers through the reaction of anilide enolates.

O. Kitagawa, Yusuke Ohnishi, Shiori Tsukagoshi, 2013, Chemistry.

Notable structural property of 2,4,6-tri-tert-butylanilide enolates: interconversion between the rotamers and their reactivity.

O. Kitagawa, Yusuke Ohnishi, M. Sakai, 2011, Organic letters.

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

Masashi Nakamura, O. Kitagawa, I. Takahashi, 2011 .

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

O. Kitagawa, T. Taguchi, Mitsuteru Kohriyama, 2002, The Journal of organic chemistry.

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

M. Shiro, O. Kitagawa, T. Taguchi, 2001 .

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

M. Shiro, A. Dobashi, O. Kitagawa, 1998, The Journal of organic chemistry.

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

V. Soloshonok, A. Hori, O. Kitagawa, 2019, CrystEngComm.

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

N. Vanthuyne, C. Roussel, O. Kitagawa, 2019, The Journal of organic chemistry.

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

V. Soloshonok, O. Kitagawa, Mizuki Matsuoka, 2017, Organic letters.

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

S. Yokojima, N. Vanthuyne, C. Roussel, 2018, Chemistry.

Chiral Pd-Catalyzed Enantioselective Syntheses of Various N-C Axially Chiral Compounds and Their Synthetic Applications.

O. Kitagawa, 2021, Accounts of chemical research.

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

O. Kitagawa, Chisato Nakamura, Mizuki Matsuoka, 2019, The Journal of organic chemistry.

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

O. Kitagawa, Shumpei Terada, K. Ebine, 2016, Organic letters.

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

O. Kitagawa, H. Hasegawa, H. Fukaya, 2012 .

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

O. Kitagawa, Y. Shida, H. Fukaya, 2010, Chemistry.

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

Yuya Suzuki, S. Yokojima, O. Kitagawa, 2015, Chemical communications.

Relayed Proton Brake in N-Pyridyl-2-iso-propylaniline Derivative: Two Brakes with One Proton.

N. Vanthuyne, C. Roussel, O. Kitagawa, 2020, The Journal of organic chemistry.

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

O. Kitagawa, I. Takahashi, Shiori Tsukagoshi, 2013 .

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

Masashi Nakamura, O. Kitagawa, H. Fukaya, 2009, Chemistry.

Stereoselective synthesis of separable amide rotamers using π-allyl-Pd catalyst and their thermodynamic behavior

O. Kitagawa, T. Taguchi, Nobutaka Ototake, 2008 .

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

Vadim A. Soloshonok, Tsuyoshi Nakamura, V. Soloshonok, 2012 .

Diastereoselective iodocarbocyclization reaction of 8-phenylmenthyl allylmalonate: An efficient preparation of a synthetic intermediate of cyclopropane amino acids

O. Kitagawa, T. Taguchi, Tadashi Inoue, 1995 .

Catalytic enantioselective synthesis of novel atropisomeric compounds having an N-C chiral axis and their application to asymmetric reaction

Masashi Takahashi, O. Kitagawa, 2011 .

Synthesis of Optically Active Atropisomeric Anilide Derivatives and Their Application to Asymmetric Reaction

O. Kitagawa, T. Taguchi, 2001 .

Catalytic Enantioselective Synthesis of Novel Atropisomeric Compounds Having an N—C Chiral Axis and Their Application to Asymmetric Reaction

Masashi Takahashi, O. Kitagawa, 2012 .

Catalytic asymmetric desymmetrization of meso-diamide derivatives through enantioselective N-allylation with a chiral pi-allyl Pd catalyst: improvement and reversal of the enantioselectivity.

O. Kitagawa, T. Taguchi, Shinichi Matsuo, 2006, The Journal of organic chemistry.

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

M. Shiro, O. Kitagawa, T. Taguchi, 1997 .

Studies on Organic Fluorine Compounds. XLVII. Synthesis of Trifluoromethylated Sugars through the Aldol Reaction of 2-Trimethylsilyloxy-4-trifluoromethylfuran

Y. Iitaka, O. Kitagawa, Y. Hanzawa, 1985 .

Diastereoselective Iodocarbocyclization Reaction of 2- or 3-Oxy-4-pentenylmalonate Derivatives.

O. Kitagawa, T. Taguchi, Tadashi Inoue, 1996, The Journal of organic chemistry.

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

Takashi Suzuki, O. Kitagawa, T. Taguchi, 1998 .

Diels-Alder reaction of N-allylic enamides and lactam derivatives through iodine mediated activation

K. Aoki, O. Kitagawa, T. Taguchi, 1995 .

Regio-controlled iodoaminocyclization reaction of an ambident nucleophile mediated by LiAl(Ot-Bu)4

M. Fujita, O. Kitagawa, T. Taguchi, 1997 .

Studies on Organic Fluorine Compounds. XLV. Synthesis and Regioselective Substitution Reaction of 3-Trifluoromethylfuran

O. Kitagawa, Yoshiro Kobayashi, K. Kawada, 1985 .

Dual-acting agents with α1-adrenoceptor antagonistic and steroid 5α-reductase inhibitory activities. Synthesis and evaluation of arylpiperazine derivatives

M. Takei, O. Kitagawa, Kiyoshi Yoshida, 1999 .

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

O. Kitagawa, T. Taguchi, Y. Dobashi, 2004, Organic Letters.

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

Masashi Takahashi, O. Kitagawa, T. Taguchi, 2003 .

Catalytic Asymmetric Synthesis of Vicinal Diamine Derivatives Through Enantioselective N‐Allylation Using Chiral π‐Allyl Pd‐Catalyst.

O. Kitagawa, T. Taguchi, Y. Dobashi, 2005 .

Michael Addition of 2,2-Difluoroketene Silyl Acetal. Preparation of 4,4-Difluoroglutamic Acid and 5,5-Difluorolysine

O. Kitagawa, T. Taguchi, Yoshiro Kobayashi, 1990 .

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

A. Saito, O. Kitagawa, S. Shimizu, 2016 .

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

C. Roussel, V. Soloshonok, A. Sorochinsky, 2012, Chemical Society reviews.