Publications

2024

30 C(sp3)−C(sp3) Coupling of Cycloalkanes and Alkyl Halides via Dual Photo-HAT and Nickel Catalysis.
Ramadevi Pilli, Keerthika Selvam, Bala S. S. Balamurugan, Vidya Jose, Ramesh Rasappan.
Organic Letters, 2024, asap. doi | pdf
Impact factor: 6.555
29 Anti-Selective Carbosilylation: Nickel-Catalyzed Multicomponent Reaction of Solid Me3SiZnI.
ARevathi Chandrasekaran, Keerthika Selvam, Thayalan Rajeshkumar, Tamilselvi Chinnusamy, Laurent Maron, Ramesh Rasappan.
Angewandte Chemie International Edition, 2024, asap. doi | pdf
Impact factor: 16.6
28 Application of Solid Me3SiZnI for the Synthesis of Aryl and Alkyl Trimethylsilanes.
Anirban Ganguly, Revathi Chandrasekaran, Bala S. S. Balamurugan, Ramesh Rasappan.
Advanced Synthesis and Catalysis, 2024, asap. doi | pdf
Impact factor: 5.981
27 Synthesis of Silyl Anions.
Feba T. Pulikkottil , Venkadesh Balakrishnan , Revathi Chandrasekaran , Vetrivelan Murugesan , Ramesh Rasappan.
Synthesis, 2024, asap. doi | pdf (Invited article)
Impact factor: 3.019

2023

26 Synthesis of α-Vinyltrialkoxysilanes via Nickel-Mediated Cross-Electrophile Coupling Reactions
Bincy Chindan, Anagha Syam, Hariharan Mahendran, Ramesh Rasappan.
Organic Letters, 2023, 25, 7751–7756. doi | pdf
Impact factor: 6.555

2022

25 Photoredox–Ni Dual Catalysis: Chelation-Free Hydroacylation of Terminal Alkynes
Vetrivelan Murugesan, Anjana Muralidharan, Guru Vigknesh Anantharaj, Tamilselvi Chinnusamy, Ramesh Rasappan.
Organic Letters, 2022, 24, 8435–8440. doi | pdf
Impact factor: 6.555
24 Unravelling the Mechanism of Nickel Mediated CrossElectrophile- Electrophile Coupling Between Katritzky Salts and Acid Chlorides
Ramadevi Pilli, Bincy Chindan, Ramesh Rasappan.
European Journal of Organic Chemistry, 2022, 14, e202200985. doi | pdf
Impact factor: 3.261
23 Interception of Nickel Hydride Species and Its Application in Multicomponent Reactions
Venkadesh Balakrishnan, Anirban Ganguly, Ramesh Rasappan.
Organic Letters, 2022, 24, 4804-4809. doi | pdf
Impact factor: 6.555
22 Attenuation of Ni(0) Decomposition: Mechanistic Insights into AgF Assisted Nickel Mediated Silylation
Venkadesh Balakrishnan, Vetrivelan Murugesan, Bincy Chindan, Ramesh Rasappan.
Inorganic Chemistry, 2022, 61, 1438–1446. doi | pdf
Impact factor: 5.165
21 Trimethylsilylmagnesium iodide
Vetrivelan Murugesan, Ramesh Rasappan
Encyclopedia of Reagents, 2022. doi | pdf

2021

20 Direct Synthesis and Applications of Solid Silylzinc Reagents
Revathi Chandrasekaran, Feba Thomas Pulikkottil, Krishna Suresh, Ramesh Rasappan
Chemical Science, 2021, 12, 15719-15726. doi | pdf
Impact factor: 9.825
ChemRxiv, 2021, Preprint doi
19 C−H Alkylation of Aldehydes by Merging TBADT Hydrogen Atom Transfer with Nickel Catalysis
Vetrivelan Murugesan, Anirban Ganguly, Ardra Karthika, Ramesh Rasappan.
Organic Letters, 2021, 14, 5389–5393. doi | pdf
Impact factor: 6.555
Featured as most read articles in Organic Letters.
Highlighted in the popular organic chemistry portal: Link to the article.
18. Nickel Mediated Enantiospecific Silylation via Benzylic C–OMe Bond Cleavage.
Venkadesh Balakrishnan, Vetrivelan Murugesan, Bincy Chindan, Ramesh Rasappan.
Organic Letters, 2021, 23, 1333-1338. doi | pdf
Impact factor: 6.555

2020

17. Nickel-Catalyzed Cross-Coupling of Alkyl Carboxylic Acid Derivatives with Pyridinium salts via C-N Bond Cleavage.
Feba Thomas Pulikottil, Ramadevi Pilli, Rohith Valavil Suku, Ramesh Rasappan.
Organic Letters, 2020, 22, 2902-2907. doi | pdf
Impact factor: 6.555
Highlighted in synfacts. doi | pdf
Featured as most read articles in Organic Letters.
Highlighted in the popular organic chemistry portal: Link to the article.

2019

16. Nickel-Catalyzed Cross-Coupling Reaction of Carbamates with Silylmagnesium Reagents.
Vetrivelan Murugesan, Venkadesh Balakrishnan, Ramesh Rasappan.
Journal of Catalysis, 2019, 377, 293–298. doi | pdf
Impact factor: 7.932
15. A Free Radical Reduction and Cyclization of Alkyl Halides Mediated by FeCl2.
Feba Thomas Pulikottil, Ramadevi Pilli, Vetrivelan Murugesan, Chandu G Krishnan and Ramesh Rasappan.
Chem. Cat. Chem., 2019, 11, 2438-2442. doi | pdf
Impact factor: 4.803
14. Iron-Catalyzed Protodehalogenation of Alkyl and Aryl Halides Using Hydrosilanes.
Ramadevi Pilli , Venkadesh Balakrishnan , Revathi Chandrasekaran and Ramesh Rasappan.
Org. Biomol. Chem., 2019, 17, 1749-1753. doi | pdf
Invited article (New Talent issue).
(Impact factor: 3.564).

2001-2015 (Ph.D. & Post-doctoral publications)

13. Synthesis of Enantioenriched Alkylfluorides by the Fluorination of Boronate Complexes.
Christopher Sandford, Ramesh Rasappan, Varinder K. Aggarwal.
J. Am. Chem. Soc., 2015, 137, 10100–10103. doi | pdf
One of top-20 most read articles in JACS in August 2015.
12. Stereospecific conversion of alcohols into pinacol boronic esters using lithiation–borylation methodology with pinacolborane.
Stefan Roesner, Christopher A. Brown, Maziar M. Mohiti, Alexander P. Pulis, Ramesh Rasappan, Daniel J. Blair, Stefanie Essafi, Daniele Leonori and Varinder K Aggarwal.
Chem. Commun., 2014, 50, 4053-4055. doi | pdf
This paper was highlighted in synfacts. doi | pdf
11. Synthesis of hydroxyphthioceranic acid using a traceless lithiation-borylation-protodeboronation strategy.
Ramesh Rasappan, Varinder Aggarwal.
Nat. Chem., 2014, 6, 810–814. doi | pdf
This paper was highlighted in Synfacts. doi | pdf
10. Asymmetric Proline-Catalyzed Addition of Aldehydes to 3H-Indol-3-ones: Enantioselective Synthesis of 2,3-Dihydro-1H-indol-3- ones with Quaternary Stereogenic Centers.
Rueping, M.; Rasappan, R.; Raja, S.
Helvetica Chimica Acta, 2012, 95, 2296-2303. doi | pdf
9. Highly efficient recyclable fluorous tag Immobilized azabox in distinct asymmetric reactions.
Rasappan, R.; Olbrich, T; Reiser, O.
Adv.Synth.Catal., 2009, 351, 1961-1967. doi | pdf
8. Cyclohexane-1,2-diamines: Efficient Catalysts for the Enantioselective Conjugate Addition of Ketones to Nitro Olefins.
Rasappan, R.; Reiser, O.
European Journal of Organic Chemistry , 2009, -, 1305–1308. doi | pdf
Highlighted in synfacts 2009 doi | pdf
Most accessed articles 2/2009–1/2010 doi | pdf
7. Dependence of Enantioselectivity on Ligand/Metal-Ratio in the Asymmetric Michael Addition of Indole to Benzylidene Malonates: Electronic Influence of Substrate.
Schätz, A.; Rasappan, R.; Hager, M.; Gissibl, A.; Reiser, O.
Chemistry - A European Journal, 2008, 14, 7259-7265. doi | pdf
6. Metal-bis(oxazoline) complexes: From coordination chemistry to asymmetric catalysis.
Rasappan, R.; Laventine, D.; Reiser, O.
Coordination Chemistry Reviews, 2008, 252, 702-714. doi | pdf
5. Synthesis and Application of Phosphorus Dendrimer Immobilized Azabis(oxazolines).
Gissibl, A.; Padie, C.; Hager, M.; Jaroschik, F.; Rasappan, R.; Cuevas-Yanez, E.; Turrin, C. O.; Caminade, A. M.; Majoral, J. P.; Reiser, O.
Organic Letters, 2007, 9, 2895-2898. doi | pdf
4. Highly Enantioselective Michael Additions of Indole to Benzylidene Malonate Using Simple Bis(oxazoline) Ligands: Importance of Metal/Ligand Ratio.
Rasappan, R.; Hager, M.; Gissibl, A.; Reiser, O.
Organic Letters, 2006, 8, 6099-6102. doi | pdf
Highlighted in synfacts doi | pdf
Hot Article doi | pdf
3. methyl diazoacetate (First update)
Rasappan, R.; Reiser, O.
Encyclopedia of Reagents for Organic Synthesis, Wiley-VCH 2006:EROS, 2006, -, -. doi | pdf
2. Rapid synthesis of tetrahydroquinolines by indium trichloride catalyzed mono- and bis-intramolecular imino Diels- Alder reactions.
Manian, R. D. R. S.; Jayashankaran, J.; Rasappan, R.; Raghunathan, R.
Tetrahedron Letters, 2006, 47, 7571-7574. doi | pdf
1. Dendrimers as Photochemical Reaction Media. Photochemical Behavior of Unimolecular and Bimolecular Reactions in Water-Soluble Dendrimers.
Kaanumalle, L. S.; Rasappan, R.; MurthyMaddipatla, V. S. N.; Nithyanandhan, J.; Jayaraman, N.; Ramamurthy, V.
The Journal of Organic Chemistry, 2005, 70, 5062-5069. doi | pdf
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