"The grand aim of all science is to cover the greatest number of empirical facts by logical deduction from the smallest number of hypotheses or axioms."

Invited Lectures




     2023 

  1. Synthesis of Novel Multi-functional Scaffolds from Sulfonyl Phthalides, Institute of Chemical Sciences and Engineering, 04 July 2023, Éole Polytechnique Férale de Lausanne (EPFL), Lausanne, Switzerland.

  2. Reactions of Diazo Compounds with Electron Deficient Alkenes for the Regioselective Synthesis of Multi-functional Scaffolds, 30 June 2023, Pharmacological and Toxicological Chemistry and Biochemistry Laboratory, University of Paris Descartes, Paris, France.

  3. Catalytic Asymmetric Synthesis of Multifunctional and Bioactive Molecules, 16 June 2023, Department of Chemistry, Catholic University of Leuven, Belgium.

  4. Polycyclic Cage Compounds as Mechanistic Probes and Prospective High Energy Density Materials, 15 June 2023, Department of Organic and Macromolecular Chemistry, Ghent University, Belgium.

  5. Catalytic Asymmetric Synthesis of Multifunctional and Bioactive Molecules, 12 June 2023, Chemistry and Interdisciplinarity, Synthesis, Analysis, Modeling (CEISAM) Laboratory, University of Nantes, France.

  6. Synthesis of Novel Multi-functional Scaffolds from Sulfonyl Phthalides, 02 June 2023, Éole Nationale Supéeure de Techniques Avancé (ENSTA) Institut Polytechnique de Paris (Paris Tech), France.

  7. Polycyclic Cage Compounds as Mechanistic Probes and Prospective High Energy Density Materials, 24 May 2023, SCBM, CEA Saclay, France.



  8.  2022 

  9. Synthesis of Carbocycles and Heterocycles via Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 28 June 2022, Institut de Chimie Molélaire et des Matéaux d'Orsay (ICMMO), University of Paris-Saclay, France..

  10. Synthesis of Novel Carbocyclic and Heterocyclic Scaffolds from a-Functionalized Nitroalkenes, 16 June 2022, Institut de Chimie Organique et Analytique (ICOA), Université'Orlés, Orlés, France.

  11. Magnesium Mediated Addition of Bromoform to Electron Deficient Double Bonds: 1,2-Addition, 1,4-Addition and Cyclopropanation, 15 June 2022, Éole Nationale Supéeure de Techniques Avancé (ENSTA), Institut Polytechnique de Paris (Paris Tech), France.

  12. Reactions of Diazo Compounds with Electron Deficient Alkenes for the Regioselective Synthesis of Multi-functional Scaffolds, 09 June 2022, BioCis-Faculty of Pharmacy, University of Paris-Saclay at Chatenay-Malabry, France.

  13. Synthesis of Novel Carbocyclic and Heterocyclic Scaffolds from a-Functionalized Nitroalkenes, 07 June 2022, Institut Lavoisier de Versailles - ILV, Paris-Saclay University in Versailles, France.

  14. Catalytic Asymmetric Synthesis of Multifunctional and Bioactive Molecules, 01 June 2022, Service de Chimie Bioorganique et de Marquage (SCBM), Alternative Energies and Atomic Energy Commission (CEA), Saclay, France.

  15. Catalytic Asymmetric Synthesis of Multifunctional and Bioactive Molecules, 25 May 2022, CNRS/Institut de Chimie des Substances Naturelles (ICSN), Gif-sur-Yvette, France.



  16.  2021 

  17. Asymmetric Organocatalysis: Nobel Prize in Chemistry 2021, 23 October 2021, Chemistry Club, IIT Bombay, Mumbai, India.

  18. Synthesis of Carbocycles and Heterocycles via Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 18 August 2021, Department of Chemistry, Central University of Rajasthan, Ajmer, Rajasthan, India.

  19. Catalytic Asymmetric Synthesis of Multifunctional and Bioactive Molecules, 02 August 2021, Department of Chemistry, IIT Jodhpur, Jodhpur, Rajasthan, India.

  20. Opportunities for Higher Studies and Employment in Science, 11 July 2021, Vaathayanam, Career Guidance Programme, Akhila Kerala Thanthri Samajam, Kerala, India.

  21.  2020 

  22. Stereochemistry of Organic Compounds, 03 July 2020, Department of Chemistry, St Aloysius College, Mangaluru, Karnataka, India.

  23. Multi-component and Cascade Reactions, 02 June 2020, Department of Chemistry, St Joseph's College, Bangalore, India.

  24. Organic Chemistry in Three Dimensions, 01 June 2020, Department of Chemistry, Seva Sadan's RKT College, Ulhasnagar, Thane, Maharashtra, India.

  25. Catalytic Asymmetric Synthesis of Multifunctional and Bioactive Molecules, 11 March 2020, Department of Chemistry, Faculty of Engineering and Technology, Institute of Technical Education and Research (SOA/ITER), Bhubaneswar, India.

  26. Synthesis of Carbocycles and Heterocycles via Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 11 March 2020, Department of Chemistry, Ravenshaw University, Cuttack, India.



  27.  2019 

  28. Synthesis of Heterocycles and Carbocycles via Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 24 July 2019, Department of Chemistry, IIT Hyderabad, Hyderabad, India.

  29. Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 24 June 2019, Department of Chemical Sciences, IISER Mohali, Mohali, India.

  30. Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 10 June 2019, Department of Chemistry, IIT Delhi, Delhi, India.

  31. Catalytic Asymmetric Synthesis of Multifunctional and Bioactive Molecules, 16 May 2019, Piramal Enterprises Ltd, Mumbai, India.

  32. Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 26 April 2019, Department of Chemistry, IIT Guwahati, Guwahati, India.

  33. Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 19 February 2019, National Chemical Laboratory (NCL), Pune, India.

  34. Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 24 June 2019, Department of Chemical Sciences, IISER Mohali, Punjab.

  35. Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 10 June 2019, Department of Chemistry, IIT Delhi, New Delhi.

  36. Catalytic Asymmetric Synthesis of Multifunctional and Bioactive Molecules, 16 May 2019, Piramal Enterprises Ltd, Mumbai.

  37. Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 26 April 2019, Department of Chemistry, IIT Guwahati, Guwahati, Assam.

  38. Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 19 February 2019, National Chemical Laboratory, Pune.



  39.  2018 

  40. Synthesis of Novel Carbocyclic and Heterocyclic Scaffolds from Morita-Baylis-Hillman and Rauhut-Currier Adducts of Nitroalkenes, 04 October 2018, Department of Chemistry, Mangalore University, Mangalore.

  41. Catalytic Asymmetric Synthesis of Multi-functional and Bioactive Molecules, Department of Applied Chemistry, 31 July 2018, Faculty of Science and Technology, Keio University, Japan.

  42. Synthesis of Novel Carbocyclic and Heterocyclic Scaffolds from α-Functionalized Nitroalkenes, 30 July 2018, Department of Organic Chemistry, Graduate School of Pharmaceutical Sciences, Kyoto University, Kyoto, Japan.

  43. Catalytic Organic Transformations Induced by Carbon Nanotube-Metal Nanohybrids and Synthesis of Functionalized Cage Compounds as Prospective High Energy Density Materials, 03 May 2018, Jawaharlal Nehru Centre for Advanced Scientific Research (JNCASR), Bangalore.

  44. Synthesis of Carbo- and Heterocycles via Hauser-Kraus Annulation of Phthalides with Nitroalkenes and Other Electron Deficient Alkenes, 20 April 2018, National Institute of Interdisciplinary Research in Science and Technology (NIIST), Thiruvananthapuram.



  45.  2017 

  46. α-Functionalization of Nitroalkenes: Synthetic and Biological Applications, June 09 2017, Department of Chemistry, Federal University of Ceara (UFC), Fortaleza, Ceara, Brazil.

  47. Organocatalytic Asymmetric Synthesis of Quaternary α-Aminophosphonates, Sulfones and Carboxylates, June 02, 2017, Department of Chemistry, Federal University of Santa Catarina (UFSC), Florianopolis, Santa Catarina, Brazil.

  48. Carbon Nanotube-Metal Nanohybrid Based Heterogeneous Catalysts for Various Organic Transformations, May 19, 2017, Department of Chemistry, Federal University of Mato Grosso do Sul (UFMS), Campo Grande, Mato Grosso do Sul, Brazil.

  49. Carbon Nanotube-Metal Nanohybrid Based Heterogeneous Catalysts for Various Organic Transformations, May 18, 2017, Department of Chemistry, Federal University of Grande Dourados (UFGD), Dourados, Mato Grosso do Sul, Brazil.

  50. Carbon Nanotube-Metal Nanohybrid Based Heterogeneous Catalysts for Various Organic Transformations, May 08, 2017, Department of Chemistry, BITS Pilani, Pilani, India.

  51. Organocatalytic Asymmetric Synthesis of Quaternary ?-Aminophosphonates, Sulfones and Carboxylates, April 17, 2017, National Institute of Technology Warangal, Warangal, Telangana, India.

  52. α-Functionalization of Nitroalkenes: Synthetic and Biological Applications, April 06, 2017, Institute of Molecular Chemistry, UFR of Exact and Natural Sciences, University of Reims, Reims, France.

  53. Dipolar Cycloaddition of Diazo Compounds with Electron Deficient Alkenes for the Regioselective Synthesis of Functionalized Nitrogen Heterocycles, April 05, 2017, Alternative Energies and Atomic Energy Commission (CEA), Saclay, France.

  54. [3+2] and [3+3] Annulation Strategies for the Regioselective Synthesis of Functionalized Nitrogen Heterocycles from Electron Deficient Alkenes and Diazo Compounds, February 20, 2017, Bio-organic Chemistry Division, Bhabha Atomic Research Centre, Mumbai, India.

  55. A Voyage Through the World of Synthetic, Mechanistic and Materials Chemistry, Feb 14, 2017, CSIR-Indian Institute of Integrative Medicine, Jammu, India.

  56. Regioselective Synthesis of Functionalized Nitrogen Heterocycles via [3+2] and [3+3] Annulation of Diazo Compounds, January 16, 2017, Department of Organic Chemistry, Indian Institute of Science, Bangalore, India.

  57. Carbon Nanotube-Metal Nanohybrid Based Heterogeneous Catalysts for Various Organic Transformations, Jan 11, 2017, Department of Chemistry, Indian Institute of Technology Kanpur, Kanpur, India.



  58.  2016 

  59. α-Functionalization of Nitroalkenes and Its Applications in Organic Synthesis, December 06, 2016, Department of Chemistry, University of Sao Paulo, Ribeiro Preto, Brazil.

  60. Chiral Thiourea and Squaramide Catalyzed Asymmetric Synthesis of Quaternary ?-Aminophosphonates, Sulfones and Carboxylates, November 24, 2016, Institute of Chemistry, Campinas State University, Campinas, SP, Brazil.

  61. A Voyage Through the World of Organic Chemistry Well Begun But Not Yet Done, September 09, 2016, Department of Chemistry, IIT Bombay, Mumbai.

  62. Carbon Nanotube-Metal Nanohybrid Based Heterogeneous Catalysts for Various Organic Transformations, August 04, 2016, Department of Chemistry, Pondicherry University, Puducherry.

  63. α-Functionalized Nitroalkenes as Versatile Substrates for the Synthesis of Carbocycles and Heterocycles, April 22, 2016, Department of Chemistry, Indian Institute of Technology Kharagpur, Kharagpur, West Bengal.

  64. Catalytic Asymmetric Synthesis of Multi-functional and Bioactive Molecules, March 23, 2016, Indian Institute of Technology Roorkee, Roorkee, Uttarakhand.

  65. Synthesis of Carbocycles and Heterocycles Via Multi-component and Cascade Reactions of Nitroalkenes, Jan 29, 2016, Department of Chemistry, Goa University, Goa, India.


  66.  2015 

  67. Carbon Nanotube-Metal Nanohybrid Catalyzed Organic Transformations, November 11, 2015, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Brazil.


  68. Multi-component and Cascade Reactions of Nitroalkenes for the Synthesis of Carbocycles and Heterocycles, November 05, 2015, Universidade Federal do Rio Grande do Sul (UFRGS), Rio Grande do Sul, Brazil.


  69. Catalytic Asymmetric Synthesis of Quaternary α-Amino-phosphonates, Aminosulfones and Aminocarboxylates, October 23, 2015, Universidade Federal de SãCarlos, SãCarlos, Brazil.


  70. Catalytic Asymmetric Synthesis of Quaternary α-Amino-phosphonates, Aminosulfones and Aminocarboxylates, September 07, 2015, Department of Chemistry, IIT Madras, Chennai, India.

  71. Catalytic Asymmetric Synthesis of Multi-functional and Bioactive Molecules, May 07, 2015, Indian Institute of Science Education and Research, Bhopal, India.

  72. Multi-component and Cascade Reactions of Nitroalkenes for the Synthesis of Carbocycles and Heterocycles, May 04, 2015, Birla Institute of Technology, Pilani, India.

  73. 1,3-Dipolar Cycloaddition of Diazophosphonate and Diazosulfone for the Regioselective Synthesis of Phosphonyl- and Sulfonylpyrazoles, March09, 2015, Dr Reddy's Institute of Life Sciences, Hyderabad, India.



  74.  2014 

  75. Unexplored Avenues to Bioactive Heterocycles, Indian Institute of Science Education and Research (IISER), Pune, April 21, 2014.




  76.  2013 

  77. Synthesis of Bioactive Heterocycles via Reactions of Diazophosphonates and Diazosulfones with Electron Deficient Alkenes, Biocon BMS R&D Center (BBRC) Syngene International Ltd, Bangalore, September 06, 2013.

  78. Synthesis and Applications of Morita-Baylis-Hillman and Rauhut-Currier Adducts of Conjugated Nitroalkenes, July 24, 2013, CEA Saclay, France.

  79. Synthesis and Applications of Morita-Baylis-Hillman and Rauhut-Currier Adducts of Conjugated Nitroalkenes, 18 July 2013, Université Pierre et Marie Curie (UPMC), Paris, France.

  80. Catalytic Asymmetric Synthesis of Aminophosphonates: The Transition State Analogs of Amino Acids, July 12, 2013, CSIR-Central Salt and Marine Chemicals Research Institute (CSMCRI), Bhavnagar, Gujarat, India.




  81.  2012 

  82. Nature-Inspired Chirality in Chemistry, INSPIRE Camp, December 28, 2012, Mahatma Gandhi University, Kottayam, Kerala, India.

  83. Chirality in Chemistry and the Inspiration from Nature, December 11, 2012, Ghanshyamdas Jalan College of Science & Commerce, Malad (E), Mumbai.

  84. Synthesis of Novel Multifunctional Scaffolds via Organocatalyzed Coupling Reactions of Conjugated Nitroalkenes, November 29, 2012, Indian Institute of Technology Guwahati, India.

  85. Magnesium /Bromoform: A Simple Reagent System for 1,2-Addition, 1,4-Addition and Cyclopropanation, July 06, 2012, Indian Institute of Technology Madras, India.

  86. Approaches to Transition State Analogs of Amino Acids Through Asymmetric Michael Addition of Phosphonates and Phosphites to Electron Deficient Alkenes, February 10, 2012, Jawaharlal Nehru Centre for Advanced Scientific Research, Bangalore, India.

  87. Reactions of Electron Deficient Alkenes with Bestmann-Ohira Reagent and Diazosulfone for the Synthesis of Functionalized Pyrazoles and Pyrazolines, Jan 25, 2012, SeQuent Scientific Limited, Mangalore, India.




  88.  2011 

  89. Multi-component and Cascade Reactions of Conjugated Nitroalkenes, Dec 27, 2011, Department of Organic Chemistry, Indian Institute of Science, Bangalore, India.

  90. Synthesis and Applications of Morita-Baylis-Hillman and Rauhut-Currier Adducts of Nitroalkenes, September 02, 2011, Department of Chemistry, The City College of New York, CUNY, USA.

  91. Reactions of Diazophosphonates and Diazosulfones with Electron Deficient Alkenes in the Synthesis of Functionalized Pyrazoles and Pyrazolines, May 09, 2011, IIT Kharagpur, West Bengal, India.

  92. Synthesis and Evaluation of Polycarbocyclic Cage Based High Energy-Density Materials, April 20, 2011,Vikram Sarabhai Space Centre, Thiruvananthapuram, India.

  93. Chirality, Symmetry, Configuration and Conformation, March 28, 2011, Vaze College, Mulund, Mumbai, India.




  94.  2010 

  95. Analytical Techniques, Institute for Intensive Research in Basic Sciences, September 16, 2010, Mahatma Gandhi University, Kottayam, Kerala, India.

  96. Metal Mediated Coupling Reactions, Institute for Intensive Research in Basic Sciences, September 16, 2010, Mahatma Gandhi University, Kottayam, Kerala, India.

  97. Chirality in Chemistry and in Everyday Life, July 23, 2010, Thakur College of Science and Commerce, Kandivili (E), Mumbai, India.

  98. Synthesis of Multi-functional and Bioactive Molecules via Morita-Baylis-Hillman and Rauhut-Currier Reactions of Conjugated Nitroalkenes, July 07, 2010, Department of Chemistry and Pharmacy, University of Regensburg, Regensburg, Germany.

  99. Synthesis of Multi-functional and Bioactive Molecules via Morita-Baylis-Hillman and Rauhut-Currier Reactions of Nitroalkenes, July 05, 2010, Institute of Chemistry, University of Potsdam, Potsdam, Germany.

  100. Morita-Baylis-Hillman and Rauhut-Currier Reactions of Conjugated Nitroalkenes, June 22, 2010, Department of Chemistry, IIT Madras, Chennai, India.

  101. Multi-component Reactions in Organic Chemistry, Institute for Intensive Research in Basic Sciences, April 09, 2010, Mahatma Gandhi University, Kottayam, Kerala, India.




  102.  2009 

  103. Michael Addition and Cycloaddition Approaches for the Synthesis of Fused and Functionalized Heterocycles from Nitro Compounds, Sep 18, 2009, Department of Chemistry, Goa University, Goa, India.




  104.  2008 

  105. Multi-component and Tandem Reactions, December 13, 2008, Ruparel College, Matunga, Mumbai, India.

  106. One-pot Multi-component Synthesis of Bioactive Molecules via Morita-Baylis-Hillman Reaction of Conjugated Nitroalkenes, September 9, 2008, University of Adelaide, Adelaide, Australia.

  107. Stereoselective Approaches to Novel Multi-Functional Molecules via Conjugate Addition to Nitroalkenes, September 8, 2008, University of New South Wales, Australia.

  108. One-pot Multi-component Synthesis of Bioactive Molecules via Morita-Baylis-Hillman Reaction of Conjugated Nitroalkenes, September 4, 2008, Monash University, Clayton, Victoria, Australia.

  109. One-pot Multi-component Synthesis of Bioactive Molecules via Morita-Baylis-Hillman Reaction of Conjugated Nitroalkenes, September 3, 2008, Australian National University, Canberra, Australia.

  110. Novel Bioactive Molecules from Conjugated Nitroalkenes via Diversity Oriented Synthesis, July 8, 2008, Indian Institute of Technology, Madras, Chennai, India.

  111. Novel Bioactive Molecules from Conjugated Nitroalkenes via Diversity Oriented Synthesis, July 8, Indian Institute of Technology, Madras, Chennai.

  112. Diversity Oriented Synthesis of Novel Bioactive Heterocyclic Scaffolds, June 5, 2008, Jubilant Biosys Ltd, Bangalore, India.

  113. Synthesis of Novel Bioactive and High Energy Density Materials, May 9, 2008, Department of Chemistry, Indian Institute of Technology, Bombay, India.

  114. Synthesis of Novel Organophosphonates via Cycloaddition and Michael Addition, April 17, 2008, University of Hyderabad, Hyderabad, India.




  115.  2007 

  116. Simple Organic Solutions to Complex Human Problems, October 19, 2007, at the Department of Chemistry, Mangalore University, Mangalore, Karnantaka, India.

  117. Nitroalkenes: Privileged Substrates for Michael Initiated Reactions, October 19, 2007, at the Department of Chemistry, Mangalore University, Mangalore, Karnantaka, India.

  118. One-pot Synthesis of Nitromethyl Alkylidenedibromides and Phosphonylpyrazoles using Conjugated Nitroalkenes, October 12, 2006, Department of Chemistry, Indian Institute of Technology, Bombay, India.




  119.  2006 

  120. Development of Efficient Synthetic Methodologies Using Conjugated Nitroalkenes, September 15, 2006, at Jackson State University, Jackson, MS, USA.




  121.  2004 

  122. Approaches to Novel Multifunctional Molecules via Stereoselective and Atom-Efficient Reactions of Nitro Compounds, May 28, 2004, Regional Research Laboratory, Thiruvananthapuram, Kerala, India.

  123. Nitro Compounds: Substrates for Stereoselective and Atom-Efficient Approaches to Novel Multifunctional Molecules, April 23, 2004, Department of Chemistry, Indian Institute of Technology, Bombay, Mumbai, India.




  124.  2000 

  125. Nitronates, Nitrile Oxides and Cage-Annulated Reactive Intermediates, at the Thursday Evening Seminar, February 24, 2000, Department of Chemistry, Columbia University, New York, NY, USA.