Publications
List of Publications

  1. Mondal, R. R.; Pal, A. K.; Geetharani, K.* Catalyst-Free Diborylation and Silaboration of Azoarenes: A Simple Photoinduced Approach, Angew. Chem. Int. Ed. 2024, Accepted for Publication Know more

  2. Meher, N.; Kashyap, A.; Geetharani, K.* A Convenient Approach for the Synthesis of Multidentate N-Heterocyclic Carbene Ligand Precursors, Chem Asian J., 2024, Accepted for Publication Know more

  3. Keerthika, K.; Bazil Muhammed, S.;Geetharani, K.* Synthesis of Trifluoromethylated Ketones from ,-Unsaturated Ketones via Catecholboron Enolates, J. Org. Chem., 2024, 89, 11480-11486 Know more

  4. Meher, N.; Suryavansi, M.; Geetharani, K.* Regioselective Hydroboration of Unsymmetrical Internal Alkynes Catalyzed by Cobalt Pincer-NHC Complex, Org. Lett., 2024, 26, 5862-5867 Know more

  5. 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 Know more
    [Selected for the Front Coverpage of the Journal]

  6. 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. Know more

  7. Paul, S.; Mondal, R.; Geetharani, K.* Synthesis of a-Seleno Boronates via Diboration of Carbonyl Compounds, Chem Asian J., 2023, e202300761. Know more

  8. 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. Know more

  9. Meher, N. K.; Verma, P. K.; Geetharani, K.* Cobalt-Catalyzed Regioselective 1,2-Hydroboration of N?Heteroarenes, Org. Lett., 2023, 25, 87-92. Know more

  10. Verma, P. K.; Meher, N. K.; Geetharani, K.* Homolytic Cleavage of Diboron(4) Compounds by Diazabutadienes, Chem Commun., 2021, 57, 7886-7889. Know more
    [Highlighted on the Coverpage of the Journal]

  11. 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. Know more

  12. 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. Know more

  13. 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. Know more

  14. 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. Know more

  15. Mandal, S.; Mandal, S.; Geetharani, K.* Zinc Catalysed Hydroboration of terminal and internal alkynes, Chem Asian J., 2019, 14, 4453-4556. Know more

  16. 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. Know more

  17. 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. Know more

  18. 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. Know more

  19. 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. Know more

  20. Baishya, A.; Baruah, S.; Geetharani, K.,* Efficient Hydroboration of Carbonyls by Iron(II) Amide Catalyst, Dalton Trans. 2018, 47, 9231-9236. Know more

  21. 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. Know more

  22. 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. Know more

  23. Schafer, M.; Beattie, N. A.; Geetharani, K.; Schafer, J.; Ewing, W. C.; Krahfuß, M.; Ho?rl, 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. Know more

  24. 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. (Selected as Cover Page) Know more

  25. 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. Know more

  26. 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* = ?5-C5Me5). Dalton Trans. 2013, 42, 12828. Know more

  27. 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. Know more

  28. 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. Know more

  29. 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. Know more

  30. 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. Know more

  31. Geetharani, K.; Bose, S. K. and Ghosh, S.* Heterometallic cubane-type clusters containing Group 13 and 16 elements. Pure Appl. Chem. 2012, 84, 2233. Know more

  32. Geetharani, K., Ramkumar, V., Ghosh, S.* Synthesis and characterization of novel ruthenaferracarboranes from photoinsertion of alkynes into a ruthenaferraborane. Organometallics 2012, 31, 6381. Know more

  33. 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. Know more

  34. 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. Know more

  35. 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. Know more

  36. Bose, S. K., Geetharani, K., Ghosh, S.* C–H activation of arenes and heteroarenes by early transition metallaborane, [(Cp*Ta)2B5H11] (Cp* = ?5-C5Me5). Chem. Commun. 2011,47, 11996. Know more

  37. 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. Know more

  38. 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. Know more

  39. 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. Know more

  40. 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. Know more

  41. 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. Know more

  42. Geetharani, K., Bose, S. K., Ghosh, S.* Synthesis and structure of [Cp*Ru(CO)2(?-H){RuFe3(CO)9}]: an unusual mixed-metal tetrahedral cluster with an exopolyhedral metal fragment. Organometallics 2011, 30, 191. Know more

  43. 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. 16, 11357. Know more

  44. Bose, S. K., Geetharani, K., Ghosh, S.* Ring expansion of a Cp moiety upon CO insertion: synthesis and characterization of [(?6-C6H5OCo)Co3(CO)9]. J. Organomet. Chem. 2010, 695, 2567. Know more

  45. 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. Know more

  46. 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. Know more

  47. 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. Know more

  48. 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. Know more

  49. 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. Know more

Invited Presentations

  • N-Heterocyclic Carbene Complexes of Cobalt: Application in Catalytic Borylation Reaction. Institute Colloquium, IISER Tirupati on February 10,2021,

  • Geetharani, K. Metal Catalysed Borylation Reaction: A step Towards a Suzuki-Miyaura Cross Coupling Reaction. National Chemistry Week, Chemical Research Society of India (CRSI) , organized by Thiagarajar College, Madurai, Tamilnadu, India, on November 5, 2020,

  • Geetharani, K. Metal Catalysed Borylation Reaction: A step Towards a Suzuki-Miyaura Cross Coupling Reaction. Higher Education in the 21st Century: Vision and Action in the Current Scenario, organized by Mount Carmel college, Bangalore, India, on June 6, 2020,

  • Geetharani, K. N-Heterocyclic Carbene Complexes of Cobalt: Application in Catalytic Borylation Reaction. 18th Biennial International Symposium on “Modern Trends in Inorganic Chemistry” (MTIC-XVIII), organized by Indian Institute of Technology Guwahati (IIT Guwahati), Guwahati, on December 11-14, 2019,

  • Geetharani, K. N-Heterocyclic Carbene Complexes of Cobalt: Application in Catalytic Borylation Reaction. 85th Annual Meeting, organized by Indian Academy of Sciences, Hyderabad, on November 8-10, 2019,

  • Geetharani, K. Base-metal Catalyzed Borylation of Organic Substrates. Frontiers in Organic Chemistry Symposium-IV, organized by Bristol-Myers Bicon Research and Development Center (BBRC), Bangalore, on August 20,2019,

  • Geetharani, K. N-Heterocyclic Carbene Complexes of Cobalt: Application in Catalytic Borylation Reaction. Chemical Frontiers-2019, held at Holiday Inn Resort, Goa, during August 22-25, 2019,

  • Geetharani, K. Base-metal Catalyzed Borylation of Organic Substrates. International Conference on Structural and Inorganic Chemistry-II (ICSIC - II), March,2019, IISER Pune, India.

  • Geetharani, K.Base-metal Catalyzed Borylation of Aryl Halides and Alkenes. DCS Day, March, 2019,IISER Kolkata, India.

  • Geetharani, K. Cobalt Catalyzed synthesis of Aryl and Alkyl boronic acids. 13thCRSI-RSC National Symposium, February, 2019, IIT Madras, India.

  • Geetharani, K. Cobalt Catalyzed Borylation of Aryl Halides and Alkenes. International Conference on Organometallics and Catalysis (ICOC), December 13-16, 2018, Holiday Inn Resort, Goa, India.

  • Geetharani, K. Synthesis of Organoboranes: Base Metal catalysed Borylation of Organic Substrates. International Conference on Green Methods for Seperation, Purification and Nanomaterials Sysnthesis, April 25, 2018,Center for Nano and Material Sciences, Jain University, Bangalore, India.

  • Geetharani, K. Synthesis and Reactivities of Iminoboranes and Boryl Anions with Boran Backbone. One Day Seminar on Bio-Inorganic Chemistry, January 22, 2018, Madurai Kamaraj University, Madurai, Tamilnadu, India.

  • Geetharani, K. Metal Catalysed Borylation Reaction: A Step Towards a Suzuki-Miyaura Cross Coupling Reaction. Recent trends in Chemistry, January 18, 2018, The American College, Madurai, Tamilnadu, India.

  • Geetharani, K. The Reactivities of Iminoboranes with Carbenes and Alkynes, Frontiers of Organometallic Chemistry, December 3-6, 2016, Thiruvananthapuram, Kerala, India.

  • Geetharani, K. and Ghosh, S. A highly efficient synthesis of arachno-[(Cp*RuCO)2B2H6]: An active alkyne cyclotrimerization catalyst. 14th CRSI-RSC National Symposium in Chemistry, Thiruvananthapuram, India, February 2012. (Invited talk)

Conferences Attended and Paper Presented

  • Braunschweig, H., Geetharani, K., Hörl, C., Pfaffinger, B., Schäfer, M. (2013): Transition metal mediated [2+2+2] cycloadditions of iminoboranes and alkynes: New synthetic route to 1,4-azaborinine

  • EuroBoron 6, European Conferences on Boron Chemistry at Radziejowice, Poland, September 2013. (Poster presentation)

  • Geetharani, K. and Ghosh, S. (2010). A highly efficient synthesis of arachno-[(Cp*RuCO)2B2H6]: An active alkyne cyclotrimerization catalyst. Boron in the Americas XII, East Lansing, Michigan, USA, June 2010. (Oral presentation)

  • Geetharani, K. and Ghosh, S. (2009). A highly efficient synthesis of arachno-[(Cp*RuCO)2B2H6]: An active alkyne cyclotrimerization catalyst (Cp*= ?5-C5Me5). Inorganic Ring Systems- 12 at Goa, India, August 2009. (Oral presentation)