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Publications

At UniBonn

24. «Iron-Photocatalyzed Alkene Chloroaminoxylation: A Platform for Orthogonally Activatable Building Blocks» A. Chaudhuri, M. A. Shekar, M. Zafar, M. Engeser, G. Schnakenburg, and A. Bunescu, Angew. Chem. Int. Ed. (2026): e5509453.

DOI: https://doi.org/10.1002/anie.5509453

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​23. «Iron-Photocatalyzed Ligand-to-Metal Charge Transfer-Driven Decarboxylative Giese-Type Reactions Under Mild Conditions», L. M. Denkler, A. Chaudhuri, T. S. J. Ngan, A. Dbouk, Q. Zhuo, O. H. Pathirannehalage, C. H. Köhler, S. Y. Ho, I. Karakaya, A. Bunescu,  Eur. J. Org. Chem., 2026, e70718
DOI:https://doi.org/10.1002/ejoc.70718

Part of the special collection celebrating Prof. Jieping Zhu on his 60th birthday.

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​22. «Iron-Catalyzed Oxidative 1,2-Hetero-difunctionalization of Alkene», A. Q. Zhuo, A. Dbouk, T. S. J. Ngan, M. A. Shekar, A. Chaudhuri, A. Bunescu, Synthesis 2026.
DOI: 10.1055/a-2918-9240

Part of the Bürgenstock Special Section 2025 - Future Stars in Organic Chemistry

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​21. «Conformation-Guided Remote C–H Functionalization of Aromatic Compounds»,     A. Mandal, C. Maurer, M. Zafar, A. Chaudhuri, X. Zhu, K. R. K. Chandramohan, T. K. Schramm, C. Plett, M. Engeser, G. Schnakenburg, S. Grimme, A. Bunescu,  J. Am. Chem. Soc. 2026, 148 (31), 33191-33205.
DOI: 10.1021/jacs.6c05911

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​20. «LMCT-Driven Iron Photocatalysis: Mechanistic Insights and Synthetic Applications», A. Chaudhuri, L. M. Denkler, Q. Zhuo, A. Mandal, A. Bunescu Chem. Eur. J., 2025, e02185
DOI: https://doi.org/10.1002/anie.202403292

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​19. «Selective C–H Borylation of Polyaromatic Compounds Enabled by Metal-Arene π-Complexation», A. Mandal, C. Maurer, C. Plett, K. R. K. Chandramohan, R. Fleischer, G. Schnakenburg, S. Grimme, A. Bunescu,  J. Am. Chem. Soc. 2025, 18, 15281–15293
DOI: https://doi.org/10.1021/jacs.5c00774

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​​18. «Extensive Studies on the Synthesis and Characterization of π-Arene Chromium Complexes and Their Performance in SNAr and Suzuki–Miyaura Cross-Coupling Reactions», C. Maurer, R. Fleischer, A. Mandal, K. R. K. Chandramohan, F. C. Herpell, C. H. Köhler, D. Cetin, G. Schnakenburg, A. Bunescu,  Chem. Asian J. 2025, e202500139.
DOI: https://doi.org/10.1002/asia.202500139

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​​​17. «Iron-Photocatalyzed Decarboxylative Oxygenation of Aliphatic Carboxylic Acids»
L. M. Denkler, M. A. Shekar, A. Bunescu, Synlett 2025
​DOI: 10.1055/a-2504-3457

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Before UniBonn

 

 

15. «A Modular Dual-Catalytic Aryl-Chlorination of Alkenes»

B. Li, A. Bunescu, D. Drazen, K. Rolth, J. Michalland, and M.J. Gaunt, Angew. Chem. Int. Ed. 2024, e202405939.

DOI : 10.1002/anie.202405939

14. «Multicomponent synthesis of α-chloro alkylboronic esters via visible-light-mediated dual catalysis»

Li, B.; Bunescu, A.; Gaunt, M. J., Chem 2022,10

DOI: 10.1016/j.chempr.2022.10.010

13. «Multicomponent alkene azido-arylation via anion-mediated dual catalysis»

A. Bunescu, Y. Abdelhamid, and M.J. Gaunt, Nature 2021, 598,  597–603.

DOI : 10.1038/s41586-021-03980-8

 

12. «Palladium-catalyzed oxidation of β-C(sp3)-H bond of primary alkylamines through a rare four-membered palladacycle intermediate »

B. Su, Y. Qiu, A. Bunescu, M. Ernst, S. Zuend and J. F. Hartwig, J. Am. Chem. Soc. 2020, 142, 7912–7919.

DOI: 10.1021/jacs.0c01629

 

11. «Traceless Silylation of β‑C(sp3)−H Bonds of Alcohols via Perfluorinated Acetals»

A. Bunescu, T. W. Butcher and J. F. Hartwig, J. Am. Chem. Soc. 2018, 140, 1502-1507.

DOI: 10.1021/jacs.7b12150

 

10. «Catalytic Hydroxylation of Polyethylenes»

A. Bunescu, S. Lee, Q. Li and J. Hartwig, ACS Cent. Sci., 2017, 3, 895-903.

DOI: 10.1021/acscentsci.7b00255

 

9 . «Copper-Catalyzed Three-Component Carboazidation of Alkenes with Acetonitrile and Sodium Azide»,

A. Bunescu, T. M. Ha, Q. Wang and J. Zhu, Angew. Chem. Int. Ed., 2017, 56, 10555-10558.

DOI: 10.1002/anie.201705353

 

8 . «Synthesis of Functionalized Epoxides by Copper-Catalyzed Alkylative Epoxidation of Allylic Alcohols with Alkyl Nitriles»

A. Bunescu, Q. Wang and J. Zhu, Org. Lett., 2015, 17, 1890-1893.

DOI: 10.1021/acs.orglett.5b00571

7.  «Copper-Catalyzed Cyanomethylation of Allylic Alcohols with Concomitant 1,2-Aryl Migration: Efficient Synthesis of Functionalized Ketones Containing an α-Quaternary Center»,

A. Bunescu, Q. Wang and J. Zhu, Angew. Chem. Int. Ed., 2015, 54, 3132-3135.

DOI: 10.1002/anie.201411657

 

6. «Pd-Catalyzed Dehydrogenative Aryl−Aryl Bond Formation via Double C(sp2)−H Bond Activation: Efficient Synthesis of [3,4]-Fused Oxindoles»

A. Bunescu, T. Piou, Q. Wang and J. Zhu, Org. Lett., 2015, 17, 334-337.

DOI: 10.1021/ol503442n

 

 

5. «Copper-Mediated/Catalyzed Oxyalkylation of Alkenes with Alkylnitriles»,

A. Bunescu, Q. Wang and J. Zhu, Chem. Eur. J., 2014, 20, 14633-14636.

DOI: 10.1002/chem.201405102

 

4. «Three-Component Povarov Reaction–Heteroannulation with Arynes: Synthesis of 5,6-Dihydroindolo[1,2-a]quinolines»,

A. Bunescu, Q. Wang and J. Zhu, Org. Lett., 2014, 16, 1756-1759.

DOI: 10.1021/ol500447r

 

3. «Palladium-Catalyzed Through-Space C(sp3)-H and C(sp2)-H Bond Activation by 1,4-Palladium Migration: Efficient Synthesis of [3,4]- Fused Oxindoles»

T. Piou, A. Bunescu, Q. Wang, L. Neuville and J. Zhu, Angew. Chem. Int. Ed., 2013, 52, 12385-12389.

DOI: 10.1002/anie.201306532

 

2. «Heteroannulation of Arynes with N-aryl-α-aminoketones for the Synthesis of Unsymmetrical N-aryl-2,3-disubstituted Indoles: an Aryne Twist of Bischler–Möhlau Indole Synthesis»

A. Bunescu, C. Piemontesi, Q. Wang and J. Zhu, Chem. Comm., 2013, 49, 10284.

DOI: 10.1039/C3CC46361C

1. «Synthesis of Indoles by Copper-Catalyzed Heteroannulation of o-Aminophenylboronic Acid Pinacol Esters with β-Keto Esters»

A. Bunescu, Q. Wang and J. Zhu, Synthesis, 2012, 44, 3811.

DOI: 10.1055/s-0032-1316813

Contact Information

Junior Prof. Dr. Ala Bunescu

Kekulé-Institut für Organische Chemie und Biochemie
Rheinische Friedrich-Wilhelms-Universität Bonn
Gerhard-Domagk-Str. 1
53121 Bonn

 

room:      1.091

phone:    +49 (0)228 73 2569

email:       ala.bunescu@uni-bonn.de

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