Shantaram Kothavale

I am a highly motivated and experienced researcher with a research interest in the field of organic synthesis. I have industry and academic research experience in the field of multi-step organic synthesis, purification methods, chemical and optoelectronic characterization, and computational modeling. I want to establish myself as an independent and successful academic who can contribute to the betterment of society.

• Kothavale, S.; Iqbal, S. A.; Hanover E. L.; Gupta A. K.; Zysman-Colman E.; Ingleson M. J., Borylation−Reduction−Borylation for the Formation of 1,4- Azaborines, Org. Lett., 2023, 25, 8912−8916, 10.1021/acs.orglett.3c03731
• Kothavale, S.; Kim, S. C.; Cheong, K.; Zeng S.; Wang Y.; Lee, J. Y., Solution-Processed Pure Red TADF Organic Light-Emitting Diodes with High External Quantum Efficiency and Saturated Red Emission Color, Adv Mater, 2023, 35, 13, 2208602, 10.1002/adma.202208602
• Kothavale, S.; Konidena R. K.; Lee H.; Lee, J. Y., Leveraging quinoxaline functionalization for the design of efficient orange/red thermally activated delayed fluorescence emitters, Chem. Commun., 2025, 61, 556–559, 10.1039/D4CC05610H
• Kothavale, S.; Konidena R. K.; Lee H.; Lee, J. Y., Stepwise Emission Tuning of Thermally Activated Delayed Fluorescence Emitters from the Orange to Near-Infrared Region by Rational Molecular Design, Org. Lett., 2025, 27, 12933−12938, 10.1021/acs.orglett.5c04382
• Kothavale, S.; Cheong K.; Hong W. P.; Kim J-M.; Lee, J. Y., Deep-Red Thermally Activated Delayed-Fluorescence Emitters with Nearly 100% Horizontal Emitting-Dipole-Orientation Ratios Using a Dibenzo[a,c]phenazine-11,12-dicarbonitrile Acceptor, Adv. Optical Mater., 2025, 13, e01795, 10.1002/adom.202501795
• Kothavale, S.; Lim J.; Konidena R. K.; Lee, J. Y., Rational Molecular Design via Cyanobenzene Integration for Constructing Efficient Yellow-Orange Thermally Activated Delayed Fluorescence Emitters, Adv. Optical Mater., 2024, 12, 2303299, 10.1002/adom.202303299
• Kothavale, S.; Cheong, K.; Kim, S. C.; Yoon S-J.; Lee, J. Y., Highly efficient deep-red to near-infrared thermally activated delayed fluorescence organic light-emitting diodes using a 2,3-bis(4-cyanophenyl)quinoxaline-6,7-dicarbonitrile acceptor, J. Mater. Chem. C, 2024, 12, 14037–14044, 10.1039/D4TC01834F
• Kothavale, S.; Konidena R. K.; Chung W. J.; Jo. U.; Zeng S.; Wang Y.; Lee, J. Y., Strategic molecular design of efficient solution- and vacuum-processable deep-red thermally activated delayed fluorescence emitters featuring remarkable color saturation, Chem. Eng. J., 2023, 477, 146897, 10.1016/j.cej.2024.154048
• Kothavale, S.; Cheong, K.; Kim, S. C.; Zeng S.; Wang Y.; Lee, J. Y., Molecular design strategies for the highly efficient vacuum and solution-processable long wavelength thermally activated delayed fluorescence emitters, Chem. Eng. J., 2023, 477, 146897, 10.1016/j.cej.2023.146897
• Kothavale, S.; Chung, W. J.; Lee, J. Y., Isomer engineering of dipyrido[3,2-a:3’,4’c]phenazine-acceptor-based red thermally activated delayed fluorescent emitters, J. Mater. Chem. C, 2022, 10, 15, 6043-6049, 10.1039/d2tc00017b
• Kothavale, S.; Lim, J.; Lee, J. Y., Rational design of CN substituted dibenzo[a,c]phenazine acceptor for color tuning of thermally activated delayed fluorescent emitters, Chem. Eng. J., 2022, 431, 2, 134216, 10.1016/j.cej.2021.134216
• Kothavale, S.; Chung, W. J.; Lee, J. Y., High efficiency and long lifetime orange-red thermally activated delayed fluorescent organic light emitting diodes by donor and acceptor engineering, J. Mater. Chem. C, 2021, 9, 2, 528–536, 10.1039/d0tc04465b
• Kothavale, S.; Chung, W. J.; Lee, J. Y., Rational Molecular Design of Highly Efficient Yellow-Red Thermally Activated Delayed Fluorescent Emitters: A Combined Effect of Auxiliary Fluorine and Rigidified Acceptor Unit, ACS Appl. Mater. Interfaces, 2020, 12, 16, 18730–18738, 10.1021/acsami.9b22826
• Kothavale, S.; Lee, J. Y., Three- and Four-Coordinate, Boron-Based, Thermally Activated Delayed Fluorescent Emitters, Adv. Opt. Mater., 2020, 8, 22, 2000922, 10.1002/adom.202000922
• Kothavale, S.; Chung, W. J.; Lee, J. Y., Color tuning of dibenzo[a,c]phenazine-2,7-dicarbonitrile-derived thermally activated delayed fluorescence emitters from yellow to deep-red, J. Mater. Chem. C, 2020, 8, 21, 7059–7066, 10.1039/d0tc00960a
• Kothavale, S.; Lee, K. H.; Lee, J. Y., CN-Modified Imidazopyridine as a New Electron Accepting Unit of Thermally Activated Delayed Fluorescent Emitters, Chem. – A Eur. J., 2020, 26, 4, 845–852, 10.1002/chem.201903877
• Kothavale, S.; Lee, K. H.; Lee, J. Y., Molecular Design Strategy of Thermally Activated Delayed Fluorescent Emitters Using CN-Substituted Imidazopyrazine as a New Electron-Accepting Unit, Chem. - An Asian J., 2020, 15, 1, 122 –128, 10.1002/asia.201901311
• Kothavale, S.; Lee, K. H.; Lee, J. Y., Isomeric Quinoxalinedicarbonitrile as Color-Managing Acceptors of Thermally Activated Delayed Fluorescent Emitters, ACS Applied Materials & Interfaces, 2019, 11, 17583-17591, 10.1021/acsami.9b02824
• Kothavale, S.; Bhalekar, S.; Sekar, N., Highly fluorescent blue-green emitting phenanthroimidazole derivatives: Detail experimental and DFT study of structural and donating group effects on fluorescence properties, Dye. Pigment., 2018, 159, 209–221, 10.1016/j.dyepig.2018.06.020
• Kothavale, S.; Lee, K. H.; Lee, J. Y., 3-Cyano Imidazopyridine Acceptor-based Bipolar and n-type Host Materials for Phosphorescent Organic Light-Emitting Diodes, Asian J. Org. Chem., 2018, 7, 11, 2218–2222, 10.1002/ajoc.201800440
• Kothavale, S.; Katariya, S.; Sekar, N., NLOphoric rigid pyrazino-phenanthroline donor-π-acceptor compounds: Investigation of structural and solvent effects on non-linear optical properties using computational methods, Opt. Mater., 2018, 75, 379-389, 10.1016/j.optmat.2017.10.050
• Kothavale, S.; Sekar, N., Novel pyrazino-phenanthroline based rigid donor-π-acceptor compounds: A detail study of optical properties, acidochromism, solvatochromism and structure-property relationship, Dye. Pigment., 2017, 136, 31-45, 10.1016/j.dyepig.2016.08.032
• Kothavale, S.; Sekar, N., Methoxy supported, deep red emitting mono, bis and tris triphenylamine-isophorone based styryl colorants: Synthesis, photophysical properties, ICT, TICT emission and viscosity sensitivity, Dye. Pigment., 2017, 136, 116-130, 10.1016/j.dyepig.2016.08.025
• Kothavale, S.; Jadhav, A. G.; Sekar, N., Deep red emitting triphenylamine based coumarin-rhodamine hybrids with large Stokes shift and viscosity sensing: Synthesis, photophysical properties and DFT studies of their spirocyclic and open forms, Dye. Pigment., 2017, 137, 329-341, 10.1016/j.dyepig.2016.11.010
• Kothavale, S.; Erande, Y.; Sekar, N., Triphenylamine-Based Bis- and Tris-ESIPT Compounds and Their Boron Complexes: Synthesis, Photophysical Properties and DFT Study of ICT and ESIPT Emissions, ChemistrySelect, 2017, 2, 18, 5013 – 5024, 10.1002/slct.201700468
• Kothavale, S.; Sekar, N., A New Series of Highly Fluorescent Blue-Green Emitting, Imidazole-Based ICT-ESIPT Compounds: Detail Experimental and DFT Study of Structural and Donating Group Effects on Fluorescence Properties, ChemistrySelect, 2017, 2, 25, 7691 – 7700, 10.1002/slct.201700537
• Kothavale, S.; Sekar, N., A new type of triphenylamine based coumarin-rhodamine hybrid compound: Synthesis, photophysical properties, viscosity sensitivity and energy transfer, RSC Adv., 2016, 6, 100271–100280, 10.1039/c6ra24485h
• Kothavale, S.; Sekar, N., Novel triphenylamine based rhodamine derivatives: Synthesis, characterization, photophysical properties and viscosity sensitivity, RSC Adv., 2016, 6, 100271–100280, 10.1039/c6ra19899f

• Prof. Jun Yeob Lee, Sungkyunkwan University, Department of chemical engineering, Suwon-si, Gyeinggi-do, South Korea, leej17@skku.edu
• Prof. Michael Ingleson, University of Edinburgh, School of Chemistry, Edinburgh, EH93FJ, United Kingdom, michael.ingleson@ed.ac.uk

• Molecular design challenges of the long wavelength thermally activated delayed fluorescent emitters for their OLED applications, Korean Society of Industrial and Engineering Chemistry (KSIEC-2022), Jeju, South Korea, 2022-05-11, 2022-05-13, Oral presentation
• Development of Highly Efficient Long Wavelength Thermally Activated Delayed Fluorescent Organic Light-Emitting Diodes Using an Auxiliary Acceptor as Reverse Intersystem Crossing Promoter, Society for Information Display’s Virtual Display week (SID-2020), New York, USA, 2020-08-03, 2020-08-07, Poster presentation
• 4th International TADF workshop, Kyushu University, Fukuoka, Japan, 2019-08-19, 2019-08-20, Participation
• International conference on electroluminescence (ICEL-2018), Jeju, South Korea, 2018-10-14, 2018-10-17, Participation
• Novel pyrazino-phenanthroline based rigid donor-pi-acceptor compounds: a detailed study of optical properties, acidochromism, solvatochromism, and structure-property relationship., 6th National Symposium on Functional Application of Colorants (NSFAC-2015), Institute of Chemical Technology (ICT), Mumbai, India, 2015-10-12, 2015-10-13, Oral presentation
• Deep red emitting triphenylamine based coumarin-rhodamine hybrids with large Stokes shift and viscosity sensing., International Convention on Colorants (COC-2015), Mumbai, India, 2015-03-03, 2015-03-04, Oral presentation