Non-covalent Interaction-Controlled Site-Selective Benzylic C(sp³)–H Oxidation
Nonami, R.; Toyama, H.; Shiraishi, K.; Sekine, K.; Kuninobu, Y.
Chem. Commun. 2025, 61, 15826-15829.
DOI: 10.1039/D5CC03995A

Site-selective C(sp³)–H Fluorination of Saccharides: Switching the Reaction Sites by Changing Fluorination Reagent and HAT Catalyst
Kurokawa, E.; Li, Y.; Okuyama, S.; Sekine, K.; Kuninobu, Y.
J. Org. Chem. 2025, 90, 7801-7808.
DOI: 10.1021/acs.joc.5c00676

Photoinduced Carbamoylarylation of Alkynes with N-Aryl Oxamic Acids
Sekine, K.; Yue, G.; Kajiwara, J.; Wu, D.; Shiozuka, A.; Kuninobu, Y.
Org. Lett. 2025, 27, 3947-3951.
DOI: 10.1021/acs.orglett.5c00866

Hydrogen Bond-Controlled Site-Selective C(sp³)–H Alkylation of Sulfonanilides
Jiang, H.; Sekine, K.; Kuninobu, Y.
J. Org. Chem. 2025, 90, 3454-3467.
DOI: 10.1021/acs.joc.5c00027

Divergent Synthesis of Silacycles by Ligand-Controlled Rhodium-catalyzed Annulation of (2-Hydrosilylaryl)acetylenes
Fuji, K.; Kawashima, K.; Mori, T.; Sekine, K.; Kuninobu, Y.
Org. Lett. 2025, 27, 1614-1619.
DOI: 10.1021/acs.orglett.4c04694

Gold-Catalyzed Synthesis of 5H-Benzo[b]indeno[2,1-d]silines by Insertion of Vinyl Carbocations into the Si–H Bond
Sekine, K.; Fuji, K.; Kawashima, K.; Mori, T.; Kuninobu, Y.
Chem. Eur. J. 2024, 30, e202403163.
DOI: 10.1002/chem.202403163

Carbamoylarylation of Alkenes with N-Aryl Oxamic Acids Involving 1,4-Aryl Migration Via C(aryl)–N Bond Cleavage
Shiozuka, A.; Wu, D.; Kawashima, K.; Mori, T.; Sekine, K.; Kuninobu, Y.
ACS Catal. 2024, 14, 5972–5977.
DOI: 10.1021/acscatal.4c00523
[Most Read Articles (1 month)]

Bifunctional 1-Hydroxypyrene-Photocatalyst for Hydrodesulfurization via Reductive C(Aryl)–S Bond Cleavage
Wu, D.; Shiozuka, A.; Kawashima, K.; Mori, T.; Sekine, K.; Kuninobu, Y.
Org. Lett. 2023, 25, 3293–3297.
DOI: 10.1021/acs.orglett.3c01061

Near-Infrared and Dual Emissions of Diphenylamino Group-Substituted Malachite Green Derivatives
Mori, T.; Sekine, K.; Kawashima, K.; Mori, T.; Kuninobu, Y.
Eur. J. Org. Chem. 2022, 2022, e202200873.
DOI: 10.1002/ejoc.202200873

Photoinduced Divergent Deaminative Borylation and Hydrodeamination of Primary Aromatic Amines
Shiozuka, A.; Sekine, K.; Toki, T.; Kawashima, K.; Mori, T.; Kuninobu, Y.
Org. Lett. 2022, 24, 4281–4285.
DOI: 10.1021/acs.orglett.2c01663
[Most Read Articles (1 month)]

Synthesis of Fluorenes and Their Related Compounds from Biaryls and Meldrum’s Acid Derivatives
Jiang, Z.; Sekine, K.; Kuninobu, Y.
Chem. Commun. 2022, 58, 843–846.
DOI: 10.1039/D1CC06212C

Facile Synthesis of Tribenzosilepins from Terphenyls and Dihydrosilanes by Electrophilic Double Silylation
Dong, Y.; Sekine, K.; Kuninobu, Y.
Chem. Commun. 2021, 57, 7007–7010.
DOI: 10.1039/D1CC02326H

Photoinduced Deaminative Borylation of Unactivated Aromatic Amines Enhanced by CO₂
Shiozuka, A.; Sekine, K.; Kuninobu, Y.
Org. Lett. 2021, 23, 4774–4778.
DOI: 10.1021/acs.orglett.1c01503
[One of the most viewed articles in July 2021.]

Gold-Catalysed Annulation of 1,8-Dialkynylnaphthalenes: Synthesis and Photoelectric Properties of Indenophenalene-Based Derivatives
Tavakkoli Fard, S.; Sekine, K.; Farshadfar, K.; Rominger, F.; Rudolph, M.; Ariafard, A.; Hashmi, A. S. K.
Chem. Eur. J. 2021, 27, 3552–3559.
DOI: 10.1002/chem.202004846
Featured by Synfact 2021, 17, 158.

Synthesis, Structures and Photophysical Properties of Hexacoordinated Organosilicon Compounds with 2-(2-Pyridyl)phenyl Groups
Furuta, S.; Mori, T.; Yoshigoe, Y.; Sekine, K.; Kuninobu, Y.
Org. Biomol. Chem. 2020, 18, 3239–3242.
DOI: 10.1039/D0OB00484G

Synthesis of six-membered silacycles by borane-catalyzed double sila-Friedel–Crafts reaction
Dong, Y.; Sakai, M.; Fuji, K.; Sekine, K.; Kuninobu, Y.
Beilstein J. Org. Chem. 2020, 16, 409–414.
DOI: 10.3762/bjoc.16.39

Performance Enhancing Additives for Reusable Ruthenium-Triphos Catalysts in the Reduction of CO₂ to Dimethoxymethane
Konrath, R.; Sekine, K.; Jevtovikj, I.; Paciello, R.; Hashmi, A. S. K.; Schaub, T.
Green Chem. 2020, 22, 6464–6470.
DOI: 10.1039/d0gc02528c

Lewis acid-catalyzed synthesis of silafluorene derivatives from biphenyls and dihydrosilanes via a double sila-Friedel–Crafts reaction
Dong, Y.; Takata, Y.; Yoshigoe, Y.; Sekine, K.; Kuninobu, Y.
Chem. Commun. 2019, 55, 13303–13306.
DOI: 10.1039/c9cc07692a

The Effect of Side-Chain Length on the Microstructure and Processing Window of Zone-Cast Naphthalene-Based Bispentalenes
Goetz, K. P.; Sekine, K.; Paulus, F.; Zhong, Y.; Roth, D.; Becker-Koch, D.; Hofstetter, Y.; Michel, E.; Reichert, L.; Rominger, F.; Rudolph, M.; Vaynzof, Y.; Hüttner, S.; Herzig, E. M.; Hashmi, A. K. S.; Zaumseil, J.
J. Mater. Chem. C 2019, 7, 13493–13501.
DOI: 10.1039/c9tc04470a

Gold-catalyzed Regiospecific Annulation of Asymmetric 1,5-Diyne for Precise Synthesis of Bispentalenes
Tavakkolifard, S.; Sekine, K.; Reichert, L.; Ebrahimi, M.; Museridz, K.; Michel, E.; Rominger, F.; Babaahmadi, R.; Ariafard, A.; Yates, B.; Rudolph, M.; Hashmi, A. S. K.
Chem. Eur. J. 2019, 25, 12180–12186.
DOI: 10.1002/chem.201902381

Chemodivergent reaction of azomethine imines and 2H-azirines for the synthesis of nitrogencontaining scaffolds
Wu, Y.; Tian, B.; Hu, C.; Sekine, K.; Rudolph, M.; Rominger, F.; Hashmi, A. S. K.
Org. Biomol. Chem. 2019, 17, 5505–5508.
DOI: 10.1039/c9ob00740g

Reductive C–C Coupling by Desulfurizing Gold-Catalyzed Photoreactions
Zhang, L.; Si, X.; Yang, Y.; Witzel, S.; Sekine, K.; Rudolph, M.; Hashmi, A. S. K.
ACS Catal. 2019, 9, 6118–6123.
DOI: 10.1021/acscatal.9b01368

Dual Gold/Silver Catalysis Involving Alkynylgold(III) Intermediates Formed by Oxidative Addition and C,H-Activation for the Direct Alkynylation of Cyclopropenes
Yang, Y.; Antoni, P.; Zimmer, M.; Sekine, K.; Mulks, F.; Hu, L.; Zhang, L.; Rudolph, M.; Rominger, F.; Hashmi, A. S. K.
Angew. Chem. Int. Ed. 2019, 58, 5129–5133.
DOI: 10.1002/anie.201812577

The Combination of Benzaldehyde and Nickel-Catalyzed Photoredox sp³-C-H Alkylation/Arylation
Zhang, L.; Si, X.; Yang, Y.; Zimmer, M.; Witzel, S.; Sekine, K.; Rudolph, M.; Hashmi, A. S. K.
Angew. Chem. Int. Ed. 2019, 58, 1823–1827.
DOI: 10.1002/anie.201810526

Gold-Catalyzed Facile Synthesis and Crystal Structure of Benzene-/Naphthalene-Based Bispentalenes as Organic Semiconductors
Sekine, K.; Schulmeister, J.; Paulus, F.; Goetz, K. P.; Rominger, F.; Rudolph, M.; Zaumseil, J.; Hashmi, A. S. K.
Chem. Eur. J. 2019, 25, 216–220.
DOI: 10.1002/chem.201805637

Light-Induced Gold-Catalyzed Hiyama Arylation: A Coupling Access to Biarylboronates
Xie, J.; Sekine, K.; Witzel, S.; Rudolph, M.; Hashmi, A. S. K.
Angew. Chem. Int. Ed. 2018, 57, 16648–16653.
DOI: 10.1002/anie.201806427
Featured by Synfacts 2019, 15, 46.

New Transmetalation Reagents for the Gold-Catalyzed Visible Light-Enabled C(sp or sp²)-C(sp²) Cross-Coupling with Aryldiazonium Salts in the Absence of a Photosensitizer
Witzel, S.; Sekine, K.; Rudolph, M.; Hashmi, A. S. K.
Chem. Commun. 2018, 54, 13802–13804.
DOI: 10.1039/c8cc08227h

N-Heterocycle-Fused Pentalenes by a Gold-Catalyzed Annulation of Diethynyl-Quinoxalines and -Phenazines
Sekine, K.; Stuck, F.; Schulmeister, J.; Wurm, T.; Zetschok, D.; Rominger, F.; Rudolph, M.; Hashmi, A. S. K.
Chem. Eur. J. 2018, 24, 12515–12518.
DOI: 10.1002/chem.201803096

Homogeneous Catalysed Hydrogenation of HMF
Cadu, A.; Sekine, K.; Mormul, J.; Ohlmann, D. M.; Schaub, T.; Hashmi, A. S. K.
Green Chem. 2018, 20, 3386–3393.
DOI: 10.1039/c8gc01025k

Gold-Catalyzed Regiospecific C-H Annulation of o-Ethynylbiaryls with Anthranils: π-Extension by Ring-Expansion en route to N-Doped PAHs
Zeng, Z.; Jin, H.; Sekine, K.; Rudolph, M.; Rominger, F.; Hashmi, A. S. K.
Angew. Chem. Int. Ed. 2018, 57, 6935–6939.
DOI: 10.1002/anie.201802445

Stereospecific Decarboxylative Nazarov Cyclization Mediated by Carbon Dioxide for Preparation of Highly-Substituted 2-Cyclopentenones
Komatsuki, K.; Sadamitsu, Y.; Sekine, K.; Saito, K.; Yamada, T.
Angew. Chem. Int. Ed. 2017, 56, 11594–11598.
DOI: 10.1002/anie.201705909

Silver-catalyzed Three-component Reaction of Propargylic Amines, Carbon Dioxide, and N-Bromosuccinimide for Stereoselective Preparation of (E)-Bromovinyloxazolidinones
Sugiyama, N.; Ohseki, M.; Kobayashi, R.; Sekine, K.; Saito, K.; Yamada, T.
Chem. Lett. 2017, 46, 1323–1326.
DOI: 10.1246/cl.170541

Silver-Catalyzed Cascade Carboxylation and Cyclization of Trimethyl(2-methylenebut-3-yn-1-yl)silane Derivatives
Sekine, K.; Sadamitsu, Y.; Yamada, T.
Org. Lett. 2015, 17, 5706–5709.
DOI: 10.1021/acs.orglett.5b03023

Tandem Cyclization of Propargylic Alcohols and Phenyl Isocyanate for 2-Oxazolidinones Promoted by Silver Catalysts as π-Lewis Acid
Sekine, K.; Mawatari, T.; Yamada, T.
Synlett 2015, 26, 2447–2450.
DOI: 10.1055/s-0035-1560263

Silver-Catalyzed Three-Component Reaction of Propargylic Amines, Carbon Dioxide and N-Iodosuccinimide for Stereoselective Preparation of (E)-Iodovinyl Oxazolidinones
Sekine, K.; Kobayashi, R.; Yamada, T.
Chem. Lett. 2015, 44, 1407–1409.
DOI: 10.1246/cl.150584

Silver-Catalyzed C-C Bond Formation with Carbon Dioxide: Significant Synthesis of Dihydroisobenzofurans
Sekine, K.; Takayanagi, A.; Kikuchi, S.; Yamada, T.
Chem. Commun. 2013, 49, 11320–11322.
DOI: 10.1039/c3cc47221c

Catalytic C-C Bond Formation with Carbon Dioxide by a Silver Catalyst
Kikuchi, S.; Sekine, K.; Ishida, T.; Yamada, T.
Angew. Chem. Int. Ed. 2012, 51, 6989–6992.
DOI: 10.1002/anie.201201399
Featured by Synfacts 2012, 8, 1097.

Silver-Catalyzed Carbon Dioxide Incorporation and Rearrangement on Propargylic Derivatives
Kikuchi, S.; Yoshida, S.; Yamada, W.; Cheng, H.-M.; Fukui, K.; Sekine, K.; Iwakura, I.; Ikeno, T.; Yamada, T.
Bull. Chem. Soc. Jpn. 2011, 84, 698–717.
DOI: 10.1246/bcsj.20110078

Photoinduced Organic Reactions by Employing Pyrene Catalysts
Shiozuka, A.; Sekine, K.; Kuninobu, Y.
Synthesis 2022, 54, 2330–2339.
DOI: 10.1055/a-1739-4793

Homogeneous and Heterogeneous Gold Catalysis for Materials Science
Hendrich, C. M.; Sekine, K.; Koshikawa, T.; Tanaka, K.; Hashmi, A. S. K.
Chem. Rev. 2021, 121, 9113–9163.
DOI: 10.1021/acs.chemrev.0c00824

Gold and Carbon Dioxide: Quo Vadis
Sekine, K.
Gold Bull. 2017, 50, 203–209.
DOI: 10.1007/s13404-017-0207-y

Silver-Catalyzed Carboxylation
Sekine, K.; Yamada, T.
Chem. Soc. Rev. 2016, 45, 4524–4532.
DOI: 10.1039/c5cs00895f