Publications

  1. 2025

  2. Meher, Naresh ; A. S, Renukesh; Geetharani, K.* Regio-divergent Hydroboration/Cyclization of Unactivated 1,6-enynes: Synthesis of Vinyl- and Alkyl Boronates by Taming the Co-NHC Catalyst. ACS Sustainable Chemistry & Engineering 2025Read More Graphical Abstract
  3. Mondal, R.; Pal, A. K.; Geetharani, K.* Visible Light-Induced N-Heterocyclic Nitrenium-Catalyzed Deoxygenative Borylation of Acyl Chlorides. ChemistryEurope 2025, 00, e202500093Read More Graphical Abstract
  4. Mondal, R. R.; Pal, A. K.; Geetharani, K.* Catalyst-Free Diborylation and Silaboration of Azoarenes: A Simple Photoinduced Approach. Angew. Chem. Int. Ed. 2025, 64, e202415913. Read More Graphical Abstract
  5. Meher, N.; Kashyap, A.; Geetharani, K.* A Convenient Approach for the Synthesis of Multidentate N-Heterocyclic Carbene Ligand Precursors. Chem Asian J. 2025, 20, e202401085. Read More Graphical Abstract

  6. 2024

  7. Keerthika, K.; Bazil Muhammed, S.; Geetharani, K.* Synthesis of Trifluoromethylated Ketones from α,β-Unsaturated Ketones via Catecholboron Enolates. J. Org. Chem., 2024, 89, 11480-11486. Read More Graphical Abstract
  8. Meher, N.; Suryavansi, M.; Geetharani, K.* Regioselective Hydroboration of Unsymmetrical Internal Alkynes Catalyzed by Cobalt Pincer-NHC Complex. Org. Lett., 2024, 26, 5862-5867. Read More Graphical Abstract
  9. Rashid, U.; Bro-Jørgensen, W.; Harilal, KB.; Sreelakshmi, PA.; Mondal, R. R.; Pisharam, V. C.; Parida, K. N.*; Geetharani, K.*; Hamill, J. M.*; Kaliginedi, V.* Chemistry of the Au Thiol Interface through the Lens of Single-Molecule Flicker Noise Measurements. J. Am. Chem. Soc., 2024, 146, 9063-9073. Read More Graphical Abstract
  10. Keerthika, K.; Bazil Muhammed, S.; Geetharani, K.* A Metal-free and Operationally Simple Radical Trifluoromethylative Borylation of Unactivated Alkenes. Chem. Eur. J., 2024, 30, e202303468. Read More Graphical Abstract

  11. 2023

  12. Paul, S.; Mondal, R.; Geetharani, K.* Synthesis of a-Seleno Boronates via Diboration of Carbonyl Compounds. Chem Asian J., 2023, e202300761. Read More Graphical Abstract
  13. Paul, S.; Verma, P. K.; Kashyap, A.; Mondal, R.; Geetharani, K.* Approach to the Synthesis of gem-Thiolated Alkylboronates via Cobalt-Catalyzed Diboration of Aldehydes. Org. Lett., 2023, 25, 2901-2906. Read More Graphical Abstract
  14. Meher, N. K.; Verma, P. K.; Geetharani, K.* Cobalt-Catalyzed Regioselective 1,2-Hydroboration of N-Heteroarenes. Org. Lett., 2023, 25, 87-92. Read More Graphical Abstract

  15. 2021

  16. Verma, P. K.; Meher, N. K.; Geetharani, K.* Homolytic Cleavage of Diboron(4) Compounds by Diazabutadienes. Chem Commun., 2021, 57, 7886-7889. Read More Graphical Abstract
  17. Siddiqui, S.; Bhawar, R.; Geetharani, K.* Iron-Based Catalyst for Borylation of Unactivated Alkyl Halides without Using Highly Basic Organometallic Reagents. J. Org. Chem., 2021, 86, 1948-1954. Read More Graphical Abstract

  18. 2020

  19. Keerthika, K.; Nath, S.; Geetharani, K.* Transition-Metal-Free Trifluromethylative Difunctionalization of Olefins and Alkynes: Approaches and Challenges Ahead. Catal. Sci. Technol., 2020, 10, 7142-7159. Read More Graphical Abstract
  20. Verma, P. K.; Sujit Prasad, K.; Varghese, D.; Geetharani, K.* Cobalt(I)-Catalyzed Borylation of Unactivated Alkyl Bromides and Chlorides. Org. Lett., 2020, 22, 1431-1436. Read More Graphical Abstract

  21. 2019

  22. Geetharani, K.; Bose S. K. In Science of Synthesis: Advances in Organoboron Chemistry Towards Organic Synthesis, Fernandez, E., Ed.; Thieme:Stuttgart,(2019); p 335-354. Read More
  23. Mandal, S.; Mandal, S.; Geetharani, K.* Zinc Catalysed Hydroboration of terminal and internal alkynes. Chem Asian J., 2019, 14, 4453-4556. Read More Graphical Abstract

  24. 2018

  25. Verma, P. K.; Setulekshmi, A. S.; Geetharani, K.* Markovnikov-Selective Co(I)-Catalyzed Hydroboration of Vinylarenes and Carbonyl Compounds. Org. Lett., 2018, 20, 7840-7845. Read More Graphical Abstract
  26. Mandal, S.; Verma, P. K.; Geetharani, K. Lewis acid catalysis: regioselective hydroboration of alkynes and alkenes promoted by scandium triflate. Chem. Commun., 2018, 54, 13690-13693. Read More Graphical Abstract
  27. Segavi, M. L.; Baishya, A.; Bose, S. K.;* Geetharani, K.* Reusable Fe₂O₃-nanoparticle catalysed efficient and selective hydroboration of carbonyl compounds. Org. Chem. Front. 2018, 5, 3520-3525. Read More Graphical Abstract
  28. Winner, L.; Ewing, W. C.; Geetharani, K.; Dellerman, T.; Jouppi, B.; Kupfer, T.; Schäfer, M.; Braunschweig, H. Spontaneous Metal-Free Transfer Hydrogenation of Iminoborane with Ammonia Borane and Amine Boranes. Angew. Chem. Int. Ed., 2018, 57, 12275-12279. Read More Graphical Abstract
  29. Baishya, A.; Baruah, S.; Geetharani, K.* Efficient Hydroboration of Carbonyls by Iron(II) Amide Catalyst. Dalton Trans. 2018, 47, 9231-9236. Read More Graphical Abstract
  30. Verma, P. K.; Mandal, S. Geetharani, K.* Efficient Synthesis of Aryl Boronates via Cobalt-Catalyzed Borylation of Aryl Chlorides and Bromides. ACS Catal. 2018, 8, 4049-4054. Read More Graphical Abstract
  31. Verma, P. K.; Shegavi, M. L.; Bose, S. K.;* Geetharani, K.* A nano-catalytic approach for C-B bond formation reactions. Org. Biomol. Chem., 2018, 16, 857-873. Read More Graphical Abstract

  32. Before 2018

  33. Bose, S. K., Geetharani, K., Mobin, S. M., Ghosh, S.* Metallaboranes of the early transition metals: direct synthesis and characterization of (h5-C5Me5Ta)2BnHm (n = 4, m = 10; n = 5, m = 11), (h5-C5Me5Ta)2B5H10(C6H4CH3), and (h5-C5Me5TaCl)2B5H11. Chem. Eur. J. 2018, 14, 9058. Read More
  34. Geetharani, K.; Bose S. K.; Bose, D.; Mostafa, G.; Ghosh, S.* Chemistry of arachno-ruthenaboranes: synthesis, characterization and reactivity of mu-H bridged Ru2B2 and Ru2B3 clusters. Inorg. Chem., 2017, 56, 13358-13368. Read More
  35. Schafer, M.; Beattie, N. A.; Geetharani, K.; Schäfer, J.; Ewing, W. C.; Krahfuß, M.; Hörl, C.; Dewhurst, R.; Macgregor, S. A.; Lambert, C.; Braunschweig, H.* Synthesis of Functionalized 1,4-Azaborinines by the Cyclization of Di-tert-butyliminoborane and Alkynes. J. Am. Chem. Soc. 2016, 138, 8212-8220. Read More
  36. Braunschweig, H.,* Ewing, W. C., Geetharani, K., Schäfer, M. The reactivities of iminoboranes with carbenes: BN isosteres of carbene alkyne adducts. Angew. Chem. Int. Ed. 2015, 54, 1662. Read More
  37. Braunschweig, H.,* Geetharani, K., Jimenez-Halla, J. O. C., Schäfer, M. Direct synthetic route to functionalized 1,2-azaborinines. Angew. Chem. Int. Ed. 2014, 53, 3500. Read More
  38. Anju, R. S., Roy, D. K., Geetharani, K., Mondal, B., Varghese, B., Ghosh, S.* A fine tuning of metallaborane to bridged-boryl complex, [(Cp*Ru)2(μ-H)(μ-CO)(μ-Bcat)] (cat = 1,2-O2C6H4; Cp* = η5-C5Me5). Dalton Trans. 2013, 42, 12828. Read More
  39. Roy, D. K., Mondal, B., Shankhari, P., Anju, R. S., Geetharani, K., Mobin, S. M., Ghosh, S.* Supraicosahedral polyhedra in metallaboranes: Synthesis and structural characterization of 12-, 15-, and 16-vertex rhodaboranes. Inorg. Chem. 2013, 52, 6705. Read More
  40. Yuvaraj, K., Roy, D. K., Geetharani, K., Mondal, B., Anju, R. S., Shankhari, P., Ramkumar, V., Ghosh, S.* Chemistry of homo- and heterometallic bridged-borylene complexes. Organometallics 2013, 32, 2705. Read More
  41. Shankhari, P., Roy, D. K., Geetharani, K., Anju, R. S., Varghese, B., Ghosh, S.* Synthesis and structural characterization of group 5 dimetallaheteroboranes. J. Organomet. Chem. 2013, 747, 249. Read More
  42. Anju, R. S., Geetharani, K., Roy, D. K., Ghosh, S.* Synthesis and structural characterization of diruthenium cluster containing germylene ligand. J. Organomet. Chem. 2013, 731, 18. Read More
  43. Geetharani, K.; Bose, S. K. and Ghosh, S.* Heterometallic cubane-type clusters containing Group 13 and 16 elements. Pure Appl. Chem. 2012, 84, 2233. Read More
  44. Geetharani, K., Ramkumar, V., Ghosh, S.* Synthesis and characterization of novel ruthenaferracarboranes from photoinsertion of alkynes into a ruthenaferraborane. Organometallics 2012, 31, 6381. Read More
  45. Geetharani, K., Krishnamoorthy, B. S., Kahlal, S., Mobin, S. M., Halet, J.-F., Ghosh, S.* Synthesis and characterization of hypoelectronic tantalaboranes: Comparison of the geometric and electronic structures of [(Cp*TaX)2B5H11] (X = Cl, Br, and I). Inorg. Chem. 2012, 51, 10176. Read More
  46. Geetharani, K., Tussupbayev, S., Borowka, J., Holthausen, M. C., Ghosh, S.* Utilization of the arachno diruthenaborane [(Cp*RuCO)2B2H6] as an active alkyne cyclotrimerization catalyst. A mechanistic study. Chem. Eur. J. 2012, 18, 8482. Read More
  47. Roy, D. K., Bose, S. K., Geetharani, K., Chakrahari, K. K. V., Mobin, S. M., Ghosh, S.* Synthesis and structural characterization of novel divanada- and diniobaboranes containing chalcogen atoms. Chem. Eur. J. 2012, 18, 9983. Read More
  48. Bose, S. K., Geetharani, K., Ghosh, S.* C-H activation of arenes and heteroarenes by early transition metallaborane, [(Cp*Ta)2B5H11] (Cp* = η5-C5Me5). Chem. Commun. 2011, 47, 11996. Read More
  49. Bose, S. K., Geetharani, K., Sahoo, S., Reddy, K. H. K., Varghese, B., Jemmis, E. D., Ghosh, S.* Syntheses, characterization and electronic structures of new type of heterometallic boride clusters. Inorg. Chem. 2011, 50, 9414. Read More
  50. Bose, S. K., Geetharani, K., Varghese, B., Ghosh, S.* Condensed tantalaborane clusters: synthesis and structures of [(Cp*Ta)2B5H7{Fe(CO)3}2] and [(Cp*Ta)2B5H9{Fe(CO)3}4]. Inorg. Chem. 2011, 50, 2445. Read More
  51. Geetharani, K., Bose, S. K., Sahoo, S., Varghese, B., Mobin, S. M., Ghosh, S.* Cluster expansion reactions of group 6 and 8 metallaboranes using transition metal carbonyl compounds of groups 7-9. Inorg. Chem. 2011, 50, 5824. Read More
  52. Geetharani, K., Bose, S. K., Basak, D., Suresh, V. M., Ghosh, S. A new entry into ferraborane chemistry: synthesis and characterization of heteroferraborane complexes. Inorg. Chim. Acta 2011, 372, 42. Read More
  53. Geetharani, K., Bose, S. K., Sahoo, S., Ghosh, S.* A family of heterometallic cubane-type clusters with an exo-Fe(CO)3 fragment anchored to the cubane. Angew. Chem. Int. Ed. 2011, 50, 3908. Read More
  54. Geetharani, K., Bose, S. K., Varghese, B., Ghosh, S.* From metallaborane to borylene complexes: syntheses and structures of triply bridged ruthenium and tantalum borylene complexes. Chem. Eur. J. 2010, 16, 11357. Read More
  55. Bose, S. K., Geetharani, K., Ghosh, S.* Ring expansion of a Cp moiety upon CO insertion: synthesis and characterization of [(η6-C6H5OCo)Co3(CO)9]. J. Organomet. Chem. 2010, 695, 2567. Read More
  56. Bose, S. K., Geetharani, K., Varghese, B., Ghosh, S.* Unusual organic chemistry of a metallaborane substrate: formation of a tantalaborane complex with a bridging acyl group (m-h2). Inorg. Chem. 2010, 49, 6375. Read More
  57. Bose, S. K., Geetharani, K., Ramkumar, V., Varghese, B., Ghosh, S.* Chemistry of vanadaboranes: synthesis, structures and characterization of organovanadium sulfide clusters with disulfido linkage. Inorg. Chem. 2010, 49, 2881. Read More
  58. Bose, S. K., Geetharani, K., Ramkumar, V., Mobin, S. M., Ghosh, S.* Fine-tuning of metallaborane geometries: chemistry of metallaboranes of early transition metals derived from metal halides and monoborane reagents. Chem. Eur. J. 2009, 15, 13483. Read More
  59. Geetharani, K., Bose, S. K., Ramkumar, V., Ghosh, S.* An efficient route to group 6 and 8 metallaborane compounds. Synthesis of arachno-[Cp*Fe(CO)B3H8] and closo-[(Cp*M)2B5H9] (M = Mo, W). Eur. J. Inorg. Chem. 2009, 1483. Read More