Name

Asim Swain

E-mail

asim.swain@riken.jp

Research Interest

Helicenes, PAHs, Chiroptical Spectroscopy

Education

• 08/2025-07/2027: JSPS Postdoctoral Fellowship, RIKEN, Japan
• 07/2024-06/2025: Postdoctorate Researcher, Ruprecht-Karls-Universität Heidelberg, Germany
• 12/2019-05/2024: Ph. D., Julius-Maximilians-Universität Würzburg, Germany
• 07/2014-06/2019: BS-MS, IISER-Kolkata, India

Publication

1. A. Swain, F. Rominger, M. Mastalerz, C₂– Symmetric Perylene Embedded double[5]helicene, Org. Lett. 2025, 27, 8770.
2. M. Upadhyay, A. Swain, E.H. Bhalodi, P. Ravat, A.V. Bedekar, Synthesis and chiroptical properties of biscarbazole embedded diaza[7]Helicene, J. Org. Chem. 2025, 90, 5469.
3. A. Swain, K. Radacki, H. Braunschweig, P. Ravat, Helically Twisted Nanoribbons via Stereospecific Annulative π-Extension Reaction Employing [7]Helicene as a Molecular Wrench, Chem. Sci. 2024, 15, 11737. (Selected as front cover; Highlighted in Synfacts 2024, 20, 1037)
4. A. Swain, P. Ravat, Pyrene bridged double[7]helicene embedded with a heptagonal ring, Org. Chem. Front. 2023, 10, 3714. (Selected as front cover)
5. F. Saal, A. Swain, A. Schmiedel, M. Holzapfel, C. Lambert, P. Ravat, Push-Pull [7]Helicene Diimide: Excited-State Charge Transfer and Solvatochromic Circularly Polarised Luminescence, Chem. Commun., 2023, 59, 14005.
6. Zhang, F. Rauch, A. Swain, T. B. Marder, P. Ravat, Efficient Narrowband Circularly Polarized Light Emitters Based on 1,4-B,N-embedded Rigid Donor–Acceptor Helicenes, Angew. Chem. Int. Ed. 2023,62, e202218965.
7. A. Swain, K. Radacki, H. Braunschweig, P. Ravat, Pyrene-Fused [7]Helicenes connected via Hexagonal and Heptagonal Rings: Stereospecific Synthesis and Chiroptical Properties, J. Org. Chem. 2022, 87, 993.
8. Selby, M. Holzapfel, K. Radacki, A. Swain, H. Braunschweig, C. Lambert, Polymeric Indolenine–Squaraine Foldamers with a Preferred Helix Twist Sense and Their Chiroptical Absorption and Emission Properties, Macromolecules 2022, 55, 421.
9. Freytag, M. Holzapfel, A. Swain, G. Bringmann, M. Stolte, F. Würthner, C. Lambert, Axially chiral indolenine derived chromophore dimers and their chiroptical absorption and emission properties, Chem. Sci. 2022, 13, 12229.
10. A. Swain^ǂ, K. Kolanji^ǂ, C. Stapper, P. Ravat, C₂– and C₁-Symmetric Configurationally Stable Pyrene-Fused [5]Helicenes Connected via Hexagonal and Heptagonal Rings, Org. Lett. 2021, 23, 1339. (Highlighted in Synfacts 2021, 0390)
11. A. Swain^ǂ, J. Ahmed^ǂ, A. Das, R. Govindarajan, M. Bhunia, S. K. Mandal, A K-arylacetylide complex for catalytic terminal alkyne functionalization using KO^tBu as a precatalyst. Chem. Commun. 2019, 55, 13860.
12. Govindarajan, J. Ahmed, A. Swain, S. K. Mandal, Transition Metal Free Catalytic Carboalkoxylation of Styrenes at Room Temperature. J. Org. Chem. 2019, 84, 13490.