Takumi Abe

发表

Simple indole alkaloids and those with a nonrearranged monoterpenoid unit.

M. Ishikura, Takumi Abe, T. Choshi, 2015, Natural product reports.

Asymmetric syntheses of diarylheptanoid natural products (-)-centrolobine and (-) -de-O-methylcentrolobine via hetero-Diels-Alder reaction catalyzed by dirhodium(II) tetrakis[(R)-3-(benzene -fused -phthalimido )-2-piperidinonate]

Takumi Abe, S. Hashimoto, Takuya Washio, 2007 .

Total Synthesis of Calothrixins A and B by Palladium-Catalyzed Tandem Cyclization/Cross-Coupling Reaction of Indolylborate

M. Ishikura, Takumi Abe, T. Choshi, 2012 .

Concise total synthesis of calothrixins A and B.

M. Ishikura, Takumi Abe, Toshiaki Ikeda, 2011, Organic letters.

One-pot construction of 3,3'-bisindolylmethanes through Bartoli indole synthesis.

M. Ishikura, Takumi Abe, T. Choshi, 2013, Organic letters.

Total Synthesis of Carbazole-1,4-quinone Alkaloid Koeniginequinones A and B Based on a One-Pot Cyclocarbonylation Procedure from 2-Alkenyl-3-iodoiodoindole

M. Ishikura, Takumi Abe, T. Choshi, 2016 .

Concise synthesis of carbazole-1,4-quinones and evaluation of their antiproliferative activity against HCT-116 and HL-60 cells.

M. Ishikura, Takumi Abe, T. Choshi, 2016, European journal of medicinal chemistry.

N-Substituted calothrixin B derivatives inhibited the proliferation of HL-60 promyelocytic leukemia cells

M. Ishikura, Takumi Abe, T. Choshi, 2014, Medicinal Chemistry Research.

Synthesis and antimalarial activity of calothrixins A and B, and their N-alkyl derivatives.

M. Ishikura, Takumi Abe, T. Choshi, 2012, Bioorganic & medicinal chemistry letters.

A metal-, oxidant-, and fluorous solvent-free synthesis of α-indolylketones enabled by an umpolung strategy.

Takumi Abe, Seiya Hirao, Toshiki Yamashiro, 2020, Chemical communications.

Palladium-catalyzed Cross-coupling Reaction of Indolylborates and its Application for the Syntheses of Indole Alkaloids

M. Ishikura, Takumi Abe, 2016 .

Rhodium-catalyzed arylation of 2-azabicyclo〔2.2.1〕hept-5-en-3-one with arylboronic acids under microwave irradiation

Y. Miwa, M. Ishikura, Takumi Abe, 2008 .

A CONCISE APPROACH TO (±)-TUBIFOLINE BASED ON THE PALLADIUM-CATALYZED CROSS-COUPLING REACTION OF INDOLYLBORATE

M. Ishikura, Takumi Abe, Koji Yamada, 2008 .

Revisiting Furodiindolines: One-Pot Synthesis of Furodiindolines Using Indole 2,3-Epoxide Surrogates and Their Synthetic Applications.

Takumi Abe, Koji Yamada, Sakura Aoyama, 2019, Organic letters.

Effect of the orthoquinone moiety in 9,10-phenanthrenequinone on its ability to induce apoptosis in HCT-116 and HL-60 cells.

H. Yamada, T. Okujima, M. Ishikura, 2013, Bioorganic & medicinal chemistry letters.

An Ullmann N-arylation/2-amidation cascade by self-relay copper catalysis: one-pot synthesis of indolo[1,2-a]quinazolinones

Takumi Abe, Koji Yamada, Yuka Takahashi, 2017 .

Synthesis of Phaitanthrin E and Tryptanthrin through Amination/Cyclization Cascade

Takumi Abe, Masaru Terasaki, 2018 .

One-pot synthesis of tryptanthrin by the Dakin oxidation of indole-3-carbaldehyde

M. Ishikura, Takumi Abe, T. Choshi, 2014 .

2-Hydroxyindoline-3-triethylammonium Bromide: A Reagent for Formal C3-Electrophilic Reactions of Indoles.

S. Matsunaga, Takumi Abe, Takuro Suzuki, 2017, Organic letters.

Simple indole alkaloids and those with a non-rearranged monoterpenoid unit.

M. Ishikura, Takumi Abe, T. Choshi, 2013, Natural product reports.

2,3-Dimethoxyindolines: a latent electrophile for SNAr reactions triggered by indium catalysts.

Takumi Abe, Seiya Hirao, Toshiki Yamashiro, 2020, Chemical communications.

One-Pot Access to 3,3’-Bisindolylmethanes through the Intermolecular Pummerer Reaction

M. Ishikura, Takumi Abe, Toshiaki Ikeda, 2014 .

A copper-catalyzed Ritter-type cascade via iminoketene for the synthesis of quinazolin-4(3H)-ones and diazocines.

Takumi Abe, Koji Yamada, Koshiro Kida, 2017, Chemical communications.

Direct C4-Benzylation of Indoles via Tandem Benzyl Claisen/Cope Rearrangements.

Takumi Abe, K. Katakawa, M. Anada, 2019, Organic letters.

Pd-CATALYZED INTRAMOLECULAR OXIDATIVE COUPLING REACTION OF 1,1'-CARBONYLDIINDOLES (Dedicated to Professor Isao Kuwajima on the occasion of his 77th birthday)

M. Ishikura, Takumi Abe, 2015 .

Copper‐Catalyzed Ritter‐Type Reaction of Unactivated Alkenes with Dichloramine‐T

Y. Miwa, M. Ishikura, Takumi Abe, 2010 .

Practical synthesis of Dirhodium(II) tetrakis[N-phthaloyl-(S)-tert-leucinate].

Takumi Abe, S. Hashimoto, M. Anada, 2005, Chemical & pharmaceutical bulletin.

Rapid access to indole-fused bicyclo[2.2.2]octanones by merging the umpolung strategy and molecular iodine as a green catalyst.

Takumi Abe, Seiya Hirao, 2020, Organic & biomolecular chemistry.

Simple indole alkaloids and those with a nonrearranged monoterpenoid unit.

M. Ishikura, Takumi Abe, Koji Yamada, 2010, Natural product reports.

Metal‐Catalyzed Reactions between 2‐Azabicyclo[2.2.1]hept‐5‐en‐3‐ones and Arylboronic Acids

Y. Miwa, M. Ishikura, Takumi Abe, 2010 .

A One-Pot Synthesis of Phaitanthrin E Through Intermolecular Condensation/Intramolecular Aryl C-H Amination Cascade

M. Ishikura, Takumi Abe, T. Choshi, 2016 .

Copper-Catalyzed Ritter-Type Reaction of Unactivated Alkenes with Dichloramine-T.

Y. Miwa, M. Ishikura, Takumi Abe, 2010 .

Biomimetic Synthesis of Iheyamine A from Spirocyclic Oxindoles

S. Satake, Takumi Abe, Koji Yamada, 2019, HETEROCYCLES.

Double "Open and Shut" Transformation of γ-Carbolines Triggered by Ammonium Salts: One-Pot Synthesis of Multiheterocyclic Compounds.

Takumi Abe, H. Shimizu, Koji Yamada, 2018, Organic letters.

Dehydrative Mannich-Type Reaction for the Synthesis of Azepinobisindole Alkaloid Iheyamine A.

Takumi Abe, Koji Yamada, 2018, Organic letters.

ONE-POT ACCESS TO 3,3'-BISINDOLYLMETHANES THROUGH THE INTERMOLECULAR PUMMERER REACTION (Dedicated to Professor Victor Snieckus on the occasion of his 77th birthday)

Takumi Abe, Toshiaki Ikeda, Tomoki Itoh, 2014 .

One‐Pot Construction of 3,3′‐Bisindolylmethanes Through Bartoli Indole Synthesis.

M. Ishikura, Takumi Abe, T. Choshi, 2013 .

Catalytic Enantioselective Aziridination of Alkenes Using Chiral Dirhodium(II) Carboxylates.

Takumi Abe, S. Hashimoto, Masahiko Tanaka, 2007 .

Total Synthesis of Fontanesine B and Its Isomer: Their Antiproliferative Activity against Human Colorectal Cancer Cells

Takumi Abe, Masaru Terasaki, Tomoki Itoh, 2019, Helvetica Chimica Acta.

Total synthesis of pyrano[3,2-e]indole alkaloid fontanesine B by a double cyclization strategy

Takumi Abe, Koji Yamada, S. Kawaguchi, 2019, RSC advances.

Amination/Cyclization Cascade by Acid-Catalyzed Activation of Indolenine for the One-Pot Synthesis of Phaitanthrin E.

Takumi Abe, Koji Yamada, 2016, Organic letters.

Silver-Mediated Intramolecular Friedel–Crafts-Type Cyclizations of 2-Benzyloxy-3-bromoindolines: Synthesis of Isochromeno[3,4-b] indolines and 3-Arylindoles

Takumi Abe, T. Nishi, Koji Yamada, 2019, Synlett.

C4 Pictet–Spengler Reactions for the Synthesis of Core Structures in Hyrtiazepine Alkaloids

Takumi Abe, Koji Yamada, T. Haruyama, 2017, Synthesis.

Concise Syntheses of Hyrtioreticulins C and D via a C-4 Pictet-Spengler Reaction: Revised Signs of Specific Rotations.

Takumi Abe, Koji Yamada, 2017, Journal of natural products.

Concise Total Syntheses of Pyrido[4,3‐b]carbazole Alkaloids Using Copper‐Mediated 6π‐Electrocyclization

M. Ishikura, Takumi Abe, T. Choshi, 2016 .

Formal Synthesis of Olivacine via Indolylborate

M. Ishikura, Takumi Abe, R. Yanada, 2008 .

Catalytic Enantioselective Tandem Carbonyl Ylide Formation/1,3-Dipolar Cycloaddition Reactions of α-Diazo Ketones with Aromatic Aldehydes using Dirhodium(II) Tetrakis[N-benzene-fused-phthaloyl-(S)-valinate]

N. Shimada, Takumi Abe, S. Hashimoto, 2007 .

A novel one-pot synthesis of carbazole-1,4-quinones through Pd-catalyzed cyclocarbonylation, desilylation and oxidation processes from 3-iodo-2-propenylindoles

M. Ishikura, Takumi Abe, T. Choshi, 2014 .

Catalytic Enantioselective Aziridination of Alkenes Using Chiral Dirhodium(II) Carboxylates.

Takumi Abe, S. Hashimoto, Masahiko Tanaka, 2007 .

Synthesis of α-substituted indolylacetamide using acetonitriles as acetamide enolate equivalents through O-transfer reactions.

Takumi Abe, D. Sawada, Kenta Noda, 2021, Chemical communications.

Catalytic enantioselective amination of silyl enol ethers using chiral dirhodium(II) carboxylates: asymmetric formal synthesis of (-)-metazocine.

Takumi Abe, S. Hashimoto, Masahiko Tanaka, 2007, Organic letters.

Copper-Catalyzed N-Arylation Reaction of 2-Azabicyclo[2.2.1]hept-5-en-3-one with Arylboronic Acids under Microwave Irradiation.

M. Ishikura, Takumi Abe, Koji Yamada, 2009 .

Revisiting AI-2 quorum sensing inhibitors: direct comparison of alkyl-DPD analogues and a natural product fimbrolide.

K. Janda, G. Kaufmann, Takumi Abe, 2009, Journal of the American Chemical Society.

First Total Synthesis of Reassigned Echinosulfonic Acid D.

Takumi Abe, D. Sawada, Toshiki Yamashiro, 2022, Journal of natural products.

SHORT APPROACH TO BISINDOLE ALKALOID, YUEHCHUKENE, USING 2-INDOLYLCYANOCUPRATE (Dedicated to Professor Dr. Ei-ichi Negishi on the occasion of his 77th birthday)

Takumi Abe, Toshiaki Ikeda, Hiroyuki Komatsu, 2012 .

One-Pot Synthesis of Core Structure of Shewanelline C Using an Azidoindoline.

Takumi Abe, Toshiki Yamashiro, Keisuke Tokushige, 2023, The Journal of organic chemistry.

Aluminum-Catalyzed Cross Selective C3–N1′ Coupling Reactions of N-Methoxyindoles with Indoles

Takumi Abe, Seiya Hirao, Toshiki Yamashiro, 2023, Chemistry.

Indole Editing Enabled by HFIP-Mediated Ring-Switch Reactions of 3-Amino-2-Hydroxyindolines.

Takumi Abe, D. Sawada, Toshiki Yamashiro, 2022, Chemistry.

Development and Application of Indole-2,3-epoxide Surrogates

Takumi Abe, T. Nishi, Koji Yamada, 2020, Journal of Synthetic Organic Chemistry, Japan.

Cis-3-Azido-2-Methoxyindolines as Safe and Stable Precursors to Overcome the Instability of Fleeting 3-Azidoindoles

Takumi Abe, Shinichiro Kamino, D. Sawada, 2021, Chemical Communications.

Revisiting 2-Alkoxy-3-bromoindolines: Control C-2 vs. C-3 Elimination for Regioselective Synthesis of Alkoxyindoles.

Takumi Abe, Koji Yamada, Toshiki Yamashiro, 2020, Chemical & pharmaceutical bulletin.

Oxytrofalcatin Puzzle: Total Synthesis and Structural Revision of Oxytrofalcatins B and C.

Takumi Abe, Koji Yamada, Toshiki Yamashiro, 2023, Journal of Organic Chemistry.

Synthesis of Spiro[indole-3,3'-pyrrolidine]-2'-(thi)ones.

Takumi Abe, M. Yasui, Masafumi Ueda, 2022, The Journal of organic chemistry.

Chemo- and Site-Selective Replacement of N-Terminal Carbamates in Peptides.

Takumi Abe, D. Sawada, Miho Ibara, 2022, Organic letters.