Toshimichi Ohmura

发表

Regio- and enantioselective allylic amination of achiral allylic esters catalyzed by an iridium-phosphoramidite complex.

J. Hartwig, Toshimichi Ohmura, 2002, Journal of the American Chemical Society.

Palladium-catalyzed silylene-1,3-diene [4 + 1] cycloaddition with use of (aminosilyl)boronic esters as synthetic equivalents of silylene.

K. Masuda, M. Suginome, I. Takase, 2009, Journal of the American Chemical Society.

Silylboranes bearing dialkylamino groups on silicon as silylene equivalents: palladium-catalyzed regioselective synthesis of 2,4-disubstituted siloles.

K. Masuda, M. Suginome, Toshimichi Ohmura, 2008, Journal of the American Chemical Society.

Utilization of a Trimethylsilyl Group as a Synthetic Equivalent of a Hydroxyl Group via Chemoselective C(sp3)-H Borylation at the Methyl Group on Silicon.

M. Suginome, Toshimichi Ohmura, Takeru Torigoe, 2017, The Journal of organic chemistry.

Stereospecific Suzuki-Miyaura coupling of chiral α-(acylamino)benzylboronic esters with inversion of configuration.

M. Suginome, Tomotsugu Awano, Toshimichi Ohmura, 2010, Journal of the American Chemical Society.

Catalytic Generation of Rhodium Silylenoid for Alkene-Alkyne-Silylene [2 + 2 + 1] Cycloaddition.

M. Suginome, Ikuo Sasaki, Toshimichi Ohmura, 2019, Organic letters.

Stereoselective Synthesis of Silyl Enol Ethers via the Iridium-Catalyzed Isomerization of Allyl Silyl Ethers

Yasunori Yamamoto, N. Miyaura, Toshimichi Ohmura, 1999 .

4,4'-Bipyridyl-Catalyzed Reduction of Nitroarenes by Bis(neopentylglycolato)diboron.

Y. Nakajima, Kazuhiko Sato, M. Suginome, 2019, Organic letters.

Regioselective synthesis of 1,2-dihydropyridines by rhodium-catalyzed hydroboration of pyridines.

M. Suginome, K. Oshima, Toshimichi Ohmura, 2012, Journal of the American Chemical Society.

Palladium-catalyzed regioselective silaboration of pyridines leading to the synthesis of silylated dihydropyridines.

M. Suginome, K. Oshima, Toshimichi Ohmura, 2011, Journal of the American Chemical Society.

Organocatalytic diboration involving "reductive addition" of a boron-boron σ-bond to 4,4'-bipyridine.

M. Suginome, Toshimichi Ohmura, Yohei Morimasa, 2015, Journal of the American Chemical Society.

2-Vinylindoles As the Four-Atom Component in a Catalytic [4+1] Cycloaddition with a Silylene-Palladium Species Generated from (Aminosilyl)boronic Ester

K. Masuda, M. Suginome, Toshimichi Ohmura, 2011 .

Switch of regioselectivity in palladium-catalyzed silaboration of terminal alkynes by ligand-dependent control of reductive elimination.

M. Suginome, K. Oshima, Toshimichi Ohmura, 2010, Journal of the American Chemical Society.

Cycloaddition-based formal C-H alkynylation of isoindoles leading to the synthesis of air-stable fluorescent 1,3-dialkynylisoindoles.

M. Suginome, Yusuke Komori, Toshimichi Ohmura, 2013, Organic letters.

Palladium-catalyzed asymmetric silaboration of allenes.

M. Suginome, Toshimichi Ohmura, Hiroki Taniguchi, 2006, Journal of the American Chemical Society.

Asymmetric silaboration of terminal allenes bearing alpha-stereogenic centers: stereoselection based on "reagent control".

M. Suginome, Toshimichi Ohmura, 2006, Organic letters.

Ligand-controlled, complementary stereoselectivity in the platinum-catalyzed intramolecular silaboration of alkenes.

M. Suginome, Toshimichi Ohmura, Hideki Furukawa, 2006, Journal of the American Chemical Society.

Catalytic functionalization of methyl group on silicon: iridium-catalyzed C(sp3)-H borylation of methylchlorosilanes.

M. Suginome, Toshimichi Ohmura, Takeru Torigoe, 2012, Journal of the American Chemical Society.

Silylboranes as New Tools in Organic Synthesis

M. Suginome, Toshimichi Ohmura, 2009 .

C-E bond formation through element-element addition to carbon-carbon multiple bonds

M. Murakami, T. Matsuda, M. Suginome, 2007 .

Enhanced catalyst activity and enantioselectivity with chirality-switchable polymer ligand PQXphos in Pd-catalyzed asymmetric silaborative cleavage of meso-methylenecyclopropanes.

M. Suginome, Takeshi Yamamoto, Toshimichi Ohmura, 2012, Journal of the American Chemical Society.

Inversion or retention? Effects of acidic additives on the stereochemical course in enantiospecific Suzuki-Miyaura coupling of α-(acetylamino)benzylboronic esters.

M. Suginome, Tomotsugu Awano, Toshimichi Ohmura, 2011, Journal of the American Chemical Society.

Site- and Regioselective Silaborative C–C Cleavage of 1-Alkyl-2-Methylenecyclopropanes Using a Platinum Catalyst with a Sterically Demanding Silylboronic Ester

M. Suginome, Toshimichi Ohmura, Hiroki Taniguchi, 2015 .

Synthesis of 1-borylisoindoles via palladium-catalyzed dehydrogenation/C-H borylation of isoindolines.

M. Suginome, Toshimichi Ohmura, Akihito Kijima, 2009, Journal of the American Chemical Society.

Iridium-Catalyzed Dimerization of Terminal Alkynes to (E)-Enynes, (Z)-Enynes, or 1,2,3-Butatrienes

N. Miyaura, Toshimichi Ohmura, Syun-ichi Yorozuya, 2000 .

(E)- and (Z)-β-borylallylsilanes by alkyne silaboration followed by regio- and stereoselective double-bond migration.

M. Suginome, K. Oshima, Toshimichi Ohmura, 2011, Angewandte Chemie.

Transition Metal‐Catalyzed Element‐Boryl Additions to Unsaturated Organic Compounds

M. Suginome, Toshimichi Ohmura, 2011 .

Pyridine‐Based Organocatalysts for Regioselective syn ‐1,2‐Silaboration of Terminal Alkynes and Allenes

M. Suginome, Toshimichi Ohmura, Yohei Morimasa, 2019, Asian Journal of Organic Chemistry.

Copper-catalyzed regioselective trans-silaboration of internal arylalkynes with stereochemical switch to cis-addition mode.

M. Suginome, Toshimichi Ohmura, Yuta Takaoka, 2021, Chemical communications.

Construction of Silicon-Containing Seven-Membered Rings by Catalytic [4 + 2 + 1] Cycloaddition through Rhodium Silylenoid.

M. Suginome, Ikuo Sasaki, Toshimichi Ohmura, 2020, Organic letters.

Synthesis of Silylboronic Esters Functionalized on Silicon

K. Masuda, M. Suginome, Toshimichi Ohmura, 2007 .

Dearomatizing conversion of pyrazines to 1,4-dihydropyrazine derivatives via transition-metal-free diboration, silaboration, and hydroboration.

M. Suginome, K. Oshima, Toshimichi Ohmura, 2012, Chemical communications.

Iridium‐Catalyzed C( sp 3 )−H Addition of Methyl Ethers across Intramolecular Carbon–Carbon Double Bonds Giving 2,3‐Dihydrobenzofurans

S. Kusaka, M. Suginome, Toshimichi Ohmura, 2019, Advanced Synthesis & Catalysis.

Regio- and enantioselective iridium-catalyzed intermolecular allylic etherification of achiral allylic carbonates with phenoxides.

J. Hartwig, F. López, Toshimichi Ohmura, 2003, Journal of the American Chemical Society.

Synthesis of Chiral Esters of (E)-3-(Silyloxy)-2-propenylboronic Acid via the Iridium-Catalyzed Isomerization of the Double Bond.

Yasunori Yamamoto, N. Miyaura, Toshimichi Ohmura, 1999, The Journal of organic chemistry.

Palladium-catalysed cis- and trans-silaboration of terminal alkynes: complementary access to stereo-defined trisubstituted alkenes.

M. Suginome, K. Oshima, Toshimichi Ohmura, 2008, Chemical communications.

Iridium-catalysed borylation of sterically hindered C(sp³)-H bonds: remarkable rate acceleration by a catalytic amount of potassium tert-butoxide.

M. Suginome, Toshimichi Ohmura, Takeru Torigoe, 2014, Chemical communications.

Asymmetric Cycloisomerization of o-Alkenyl-N-Methylanilines to Indolines by Iridium-Catalyzed C(sp3 )-H Addition to Carbon-Carbon Double Bonds.

M. Suginome, Toshimichi Ohmura, Takeru Torigoe, 2017, Angewandte Chemie.

A stereoselective isomerization of allyl silyl ethers to (E)- or (Z)-silyl enol ethers using cationic iridium complexes

Yasunori Yamamoto, N. Miyaura, Toshimichi Ohmura, 1998 .

Stereoselective Synthesis of Silyl Enol Ethers via the Iridium‐Catalyzed Isomerization of Allyl Silyl Ethers.

Yasunori Yamamoto, N. Miyaura, Toshimichi Ohmura, 1999 .

Rhodium- or Iridium-Catalyzed trans-Hydroboration of Terminal Alkynes, Giving (Z)-1-Alkenylboron Compounds

N. Miyaura, Toshimichi Ohmura, and Yasunori Yamamoto, 2000 .

Synthesis of Disilanes, Dihydrosiloles, and 1,4‐Disilacyclohexa‐2,5‐dienes by Transition‐Metal‐Free Transfer of Diphenylsilylene and Dimethylsilylene from Silylboronic Esters

M. Suginome, Jiaying Li, Ikuo Sasaki, 2022, European Journal of Organic Chemistry.

Dinuclear Palladium and Platinum Complexes with Bridging Silylene Ligands. Preparation Using (Aminosilyl)boronic Ester as the Ligand Precursor and Their Reactions with Alkynes

K. Osakada, M. Tanabe, M. Suginome, 2011 .

Iridium-Catalyzed Intramolecular Methoxy C-H Addition to Carbon-Carbon Triple Bonds: Direct Synthesis of 3-Substituted Benzofurans from o-Methoxyphenylalkynes.

M. Suginome, Toshimichi Ohmura, Takeru Torigoe, 2016, Chemistry.

Tandem C–H Transformations by a Single Iridium Catalyst: Direct Access to Indoles and Indolines from o-Alkyl-N-methylanilines

S. Kusaka, M. Suginome, Toshimichi Ohmura, 2020 .

Functionalization of tetraorganosilanes and permethyloligosilanes at a methyl group on silicon via iridium-catalyzed C(sp3)-H borylation

M. Suginome, Toshimichi Ohmura, Takeru Torigoe, 2013 .

Stereoselective synthesis of cis-beta-methyl- and phenyl-substituted alkenylboronates by platinum-catalyzed dehydrogenative borylation.

M. Suginome, Toshimichi Ohmura, Hideki Furukawa, 2009, Angewandte Chemie.

Nickel-catalyzed ring-opening hydroacylation of methylenecyclopropanes: synthesis of gamma,delta-unsaturated ketones from aldehydes.

M. Suginome, Toshimichi Ohmura, Hiroki Taniguchi, 2009, Journal of the American Chemical Society.

Enantioface-selective palladium-catalyzed silaboration of allenes via double asymmetric induction.

M. Murakami, Y. Miyake, M. Suginome, 2003, Journal of the American Chemical Society.

2‐(Dimethylphenylsilyl)‐4,4,5,5‐tetramethyl‐1,3,2‐dioxaborolane

M. Suginome, Toshimichi Ohmura, 2011 .

α-Amidobenzylation of Aryl and Alkenyl Halides via Palladium-catalyzed Suzuki-Miyaura Coupling with α-(Acylamino)benzylboronic Esters

M. Suginome, Tomotsugu Awano, Toshimichi Ohmura, 2009 .

4,4′-Bipyridine-catalyzed Stereoselective trans-Diboration of Acetylenedicarboxylates to 2,3-Diborylfumarates

M. Suginome, Toshimichi Ohmura, Yohei Morimasa, 2017 .

Nickel‐Catalyzed Ring‐Opening Hydroacylation of Methylenecyclopropanes: Synthesis of γ,δ‐Unsaturated Ketones from Aldehydes.

M. Suginome, Toshimichi Ohmura, Hiroki Taniguchi, 2010 .

Kinetic resolution of racemic 1-alkyl-2-methylenecyclopropanes via palladium-catalyzed silaborative C-C cleavage.

M. Suginome, Toshimichi Ohmura, Hiroki Taniguchi, 2009, Organic letters.

Silylboranes as New Tools in Organic Synthesis

M. Suginome, Toshimichi Ohmura, 2009 .

Mechanism of 2,6-Dichloro-4,4′-bipyridine-Catalyzed Diboration of Pyrazines Involving a Bipyridine-Stabilized Boryl Radical

Y. Murata, T. Taketsugu, S. Maeda, 2021, Bulletin of the Chemical Society of Japan.

Organocatalytic Diboration Involving “Reductive Addition” of a Boron—Boron σ‐Bond to 4,4′‐Bipyridine.

M. Suginome, Toshimichi Ohmura, Yohei Morimasa, 2015 .

Palladium-Catalyzed β-Elimination of Aminoboranes from (Aminomethylsilyl)boranes Leading to the Formation of Silene Dimers

M. Suginome, Toshimichi Ohmura, Hiroki Nishiura, 2017 .

A (Borylmethyl)silane Bearing Three Hydrolyzable Groups on Silicon: Synthesis via Iridium-Catalyzed C(sp3)–H Borylation and Conversion to Functionalized Siloxanes

M. Suginome, Ikuo Sasaki, Toshimichi Ohmura, 2016 .

Synthesis of Cyclic Alkenylborates via Silaboration of Alkynes Followed by Hydrolysis for Utilization in External-Base-Free Cross Coupling

K. Oshima, M. Suginome, K. Oshima, 2013 .

Palladium-catalyzed asymmetric silaborative C-C cleavage of meso-methylenecyclopropanes.

M. Suginome, Y. Kondo, Toshimichi Ohmura, 2007, Journal of the American Chemical Society.

Integrated catalytic C-H transformations for one-pot synthesis of 1-arylisoindoles from isoindolines via palladium-catalyzed dehydrogenation followed by C-H arylation.

M. Suginome, Toshimichi Ohmura, Akihito Kijima, 2011, Organic letters.

Transition Metal Catalyzed Element—Boryl Additions to Unsaturated Organic Compounds

M. Suginome, Toshimichi Ohmura, 2012 .

Enantiospecific Suzuki-Miyaura Coupling of Nonbenzylic α-(Acylamino)alkylboronic Acid Derivatives.

M. Suginome, Tomotsugu Awano, Toshimichi Ohmura, 2018, Chemistry, an Asian journal.

Stereospecific Suzuki—Miyaura Coupling of Chiral α-(Acylamino)benzylboronic Esters with Inversion of Configuration.

M. Suginome, Tomotsugu Awano, Toshimichi Ohmura, 2011 .

Stereoselective Synthesis of cis‐β‐Methyl‐ and Phenyl‐Substituted Alkenylboronates by Platinum‐Catalyzed Dehydrogenative Borylation.

M. Suginome, Toshimichi Ohmura, Hideki Furukawa, 2009 .

Enhanced Catalyst Activity and Enantioselectivity with Chirality‐Switchable Polymer Ligand PQXphos in Pd‐Catalyzed Asymmetric Silaborative Cleavage of meso‐Methylenecyclopropanes.

M. Suginome, Takeshi Yamamoto, Toshimichi Ohmura, 2012 .

Inter- and Intramolecular Additions of 1-Alkenylboronic Acids or Esters to Aldehydes and Ketones Catalyzed by Rhodium(I) Complexes in Basic, Aqueous Solutions

Yasunori Yamamoto, N. Miyaura, Toshimichi Ohmura, 2002 .

Catalytic Generation of Rhodium Silylenoid for Alkene-Alkyne-Silylene [2 + 2 + 1] Cycloaddition.

M. Suginome, Ikuo Sasaki, Toshimichi Ohmura, 2019, Organic letters.

Iridium-catalysed borylation of sterically hindered C(sp³)-H bonds: remarkable rate acceleration by a catalytic amount of potassium tert-butoxide.

M. Suginome, Toshimichi Ohmura, Takeru Torigoe, 2014, Chemical communications.

Palladium-catalysed cis- and trans-silaboration of terminal alkynes: complementary access to stereo-defined trisubstituted alkenes.

M. Suginome, K. Oshima, Toshimichi Ohmura, 2008, Chemical communications.

In Situ Dehydrogenative Generation of Vinyl Groups Bound to Heteroatoms by the Use of Ethyl Groups as Surrogates in Iridium-Catalyzed Intramolecular C–H/C–H Coupling

M. Suginome, Toshimichi Ohmura, Kaito Yagi, 2024, ACS Catalysis.

Iridium-Catalyzed Enantioselective Intramolecular Cross-Dehydrogenative Coupling of Alkyl Aryl Ethers Giving Enantioenriched 2,3-Dihydrobenzofurans

S. Kusaka, M. Suginome, Toshimichi Ohmura, 2022, Chemistry Letters.

Intramolecular Addition of a Dimethylamino C(sp3)–H Bond across C–C Triple Bonds Using IrCl(DTBM-SEGPHOS)(ethylene) Catalyst: Synthesis of Indoles from 2-Alkynyl-N-methylanilines

M. Suginome, Toshimichi Ohmura, Takeru Torigoe, 2021, Synthesis.

Regio- and enantioselective allylic amination of achiral allylic esters catalyzed by an iridium-phosphoramidite complex.

J. Hartwig, Toshimichi Ohmura, 2002, Journal of the American Chemical Society.