Asymmetric Synthesis Laboratory

Department of Chemistry

 




Lectures & Seminars Delivered:

    99. Invited Lecture : "Total Synthesis of g-Lactone and THF Natural Products". Delivered at the Department of Chemistry, IIT-Jammu, Jammu on 08th July 2023.

    98. Invited Lecture : "Total Synthesis of g-Lactone and THF Natural Products". Delivered at the Department of Chemistry, BITS Pilani, Pilani on 29th April 2023.

    97. Invited Lecture : "Step Economic Total Synthesis of Selected Natural Products". Delivered at the International Conference on Frontiers at the Chemistry - Allied Sciences Interface (FCASI-2023), organized by the Department of Chemistry, University of Rajasthan, Jaipur from 20-21 April 2023.

    96. Invited Lecture : "Step Economic Total Synthesis of Selected Natural Products" Delivered at the Department of Chemistry, IISER Bhopal, Bhopal, India on 13 April 2023.

    95. Invited Lecture : "Opportunities and Challenges in Chemistry" Delivered at the Department of Chemistry and Research Centre, Dnyanprassarak Mandal's College (DMC) and Research Centre, Assagao, Goa, 5th April 2023.

    94. Invited Lecture : "Diastereoselective Allylation in the Divergent Total Synthesis of Guaianolides". Delivered at the 3rd Anatolian Conference on Organic Chemistry (ACOC-3) organized by Turkish Chemists Society and Gebze University at Antalya, Turkey from 13-16 March 2023.

    93. Invited Lecture : "Total Synthesis of g-Lactone and THF Natural Products". Delivered at the Department of chemistry, Banaras Hindu University, Banaras on 25th February 2023.

    92. Invited Lecture : "Total Synthesis of g-Lactone and THF Natural Products". Delivered at the 30th CRSI National Symposium in Chemistry organized by the Department of Chemistry, JNU Delhi from 2-5 February 2023.

    91. Invited Lecture : "Total Synthesis of g-Lactone and THF Natural Products". Delivered at the 2nd National Conference on Contemporary Facets in Organic Synthesis (CFOS-2022) organized by the Department of Chemistry, IIT Roorkee from 1-4 December 2022.

    90. Invited Lecture : "Opportunities and Challenges in Chemistry" Delivered at the Department of Chemistry and Research Centre, Dnyanprassarak Mandal's College (DMC) and Research Centre, Assagao, Goa, 20th September 2022. 89. Invited Lecture : "Total Synthesis of -Lactone Natural Products". Delivered at the Department of Chemistry, M.S University of Baroda, Vadodara, Gujarat, 9th July 2022.

    88. Invited Lecture : "Total Synthesis of -Lactone Natural Products". Delivered at the International Conference on Chemical Sciences: Academia, Industry & Society Interface (ICCS- 2022) organized by the Department of Chemistry, Post Graduate Centre, Jyoti Nivas College Autonomous Bangalore and Karnataka Science and Technology Academy, Department of Science and Technology, Government of Karnataka from 23 - 25 June 2022.

    87. Invited Lecture : "Total Synthesis of ?-Lactone Natural Products". Delivered at the International Conference on Organic, Medicinal and Pharmaceutical Chemistry, organized by Chemistry Department, School of Sciences, Navrachana University, Vadodara, Gujarat (ICOMP-2022), 24 - 27, February 2022.

    86. Invited Lecture :"Total Synthesis of Natural Products, Asymmetric Catalysis and New Methods Development". Delivered at E-Conclave ALCHEMIA-2022, organized by St. Xavier's College, Mumbai, February 16, 2022.

    85. Invited Lecture : "Total Synthesis of -Lactone Natural Products". Delivered at the Recent Trends in Chemical Sciences - Organic & Bio-Chemistry" (RTCS-OBC-2021), Chemistry Department, IIT Kharagpur and IISER Kolkata, December 22-24, 2021.

    84. Invited Lecture : "Total Synthesis of -Lactone Natural Products". Delivered at the National Virtual NITT Organic Chemistry Conference (NITTOCC-2021), Chemistry Department, NIT Trichy, December 16-18, 2021.

    83. Invited Lecture : "Acid-Catalyzed Rearrangements in the Synthesis of Natural Products and Bioactive Scaffolds". Delivered at the Conference on Frontiers in Chemistry (CFC-2021), Chemistry Department, REVA University, Bangalore, October 10, 2021.

    82. Invited Lecture : "Future of Science, Technology and Innovation (STI): Impacts on Education, Skill and Work" delivered virtually on Science day at the DPM's Shree Mallikarjun and Shri Chetan Manju Desai College, Canacona, Goa on 27th February, 2021.

    81. Invited Lecture : "DöBenzannulation to Pentannulation of Fischer Carbene in Organic Synthesis" Delivered at the international conference (virtual) on 'The Present and Future of Excellence in Organic Synthesis (PFEOS-2021)' held in the Department of Chemical Sciences, Tezpur University, Assam, January 7-8, 2021.

    80. Invited Lecture : " Metal-free Mild Acid Catalysis in the Synthesis of Bioactive Molecules and Natural Products”, delivered at the "International Conference on Recent Trends in Catalysis (RTC-2020)”, held at NIT Calicut, Kozhikode, Kerala, 26-29 February 2020.

    79. Invited Lecture : "New Reactions for the Synthesis of Bioactive Molecules and Natural Products”, "Frontiers in Medicinal Chemistry and Nanotechnology, FMCN 2019”, held at DMC and Research Centre, Assagao, Goa, 14-15 February 2020.

    78. Invited Lecture : "Molecular Rearrangements in the Synthesis of Natural Products and New Molecular Scaffolds”, delivered at the "New Frontiers in Chemistry – From Fundamentals to Applications-III (NFCFA 2019)”, held at BITS Goa, 20-22 December 2019.

    77. Invited Lecture : "Unique Rearrangements of -Hydroxyalkynones and -Aryloxyacrylates Under Mild Acid Catalysis “Delivered at the "Green Chemistry New Zealand GCNZ 2019”, held at University of Auckland, New Zealand, 2-5 December 2019.

    76. Invited Lecture : "Protecting-Group-Free Synthesis of Natural Products: A Step Toward Economy and Efficiency of Synthesis" Delivered at the "Syngenta Agroscience Symposium: Sustainable Chemistry and Technology" held at Cidade-de Goa by Syngenta, Goa, 04th November 2019.

    75. Invited Lecture : "Unique Rearrangements of -Hydroxyalkynones and -Aryloxyacrylates Under Mild Acid Catalysis and Total Synthesis of a Triyne Natural Product." Delivered at the "International Conference on Advances in Chemical and Material Science (ICCM-2019), held at the Department of Chemistry, Mangalore University, Mangalore, Karnataka, 17-19th October 2019.

    74. Invited Lecture : "Protecting-Group-Free Synthesis of Natural Products: A Step Toward Economy and Efficiency of Synthesis" Delivered at the "In-House Symposium" held at the Department of Chemistry, IIT Bombay, Mumbai, 28th September 2019.

    73. Invited Lecture : "Protecting-Group-Free Synthesis of Natural Products: A Step Toward Economy and Efficiency of Synthesis" Delivered at the "National Symposium on Green Chemistry for Better Sustainability" held at the Department of Chemistry, DMC Research Centre, Assagao, Bardez, Goa, 27th September 2019.

    72. Invited Lecture : Invited Lecture: "Unique Rearrangements of -Hydroxyalkynones and -Aryloxyacrylates Under Mild Acid Catalysis and Total Synthesis of a Triyne Natural Product." Delivered at the Department of Chemistry, M. S. University of Baroda, Vadodara, Gujarat, 28th August 2019.

    71. Invited Lecture : "Unique Rearrangements of -Hydroxyalkynones and -Aryloxyacrylates Under Mild Acid Catalysis." Delivered at the "Frontiers in Organic Chemistry Symposium" held at the Biocon Bristol-Myers Squibb & Center (BBRC), Bangalore, 20th August 2019.

    70. Invited Lecture : "Research and the Mesmerizing Art of OrganicSynthesis" Delivered in the Workshop on 'Research Training and TechnicalWriting in Chemical Sciences' held at Chemistry Department, DM College andResearch Centre, Assagao, Bardez, Goa on 10th June 2019.

    69. Invited Lecture : "Unique Rearrangements of d-Hydroxyalkynones and b-Aryloxyacrylates Under Mild Acid Catalysis." Delivered at the Departmentof Chemistry, BITS Pilani, Rajasthan on 25th April 2019.

    68. Invited Lecture : "Unique Rearrangements of -Hydroxyalkynones and -Aryloxyacrylates Under Mild Acid Catalysis." Delivered at the International Conference on Chemical Sciences and Nanomaterials (ICCSN-2019), held at the Department of Chemistry, VIT Vellore, 7-9 March 2019.

    67. Inaugural Keynote Lecture : "Our Endeavor in Organic Synthesis: Challenges, Failures and Triumphs". Delivered at the Annual Conventional of Association of Chemistry Teachers (ACT)-Goa, held at the Chemistry Department, Govt. College Khandola Goa, 23rd February 2019.

    66. Invited Lecture : "Synthesis of 4-Aryldihydrocoumarins and their Biological Evaluation". Delivered at the Drug Discovery India 2019 "Breakthrough Research in Medicinal Chemistry" held at Orchid Mumbai, 17-18 January 2019.

    65. Invited Lecture : "Allylic C-H Activation v/s Leaving Group Ionization for pi-Allylpalladium: Unprecedented Bis-arylation". Delivered at the International Symposium on "Catalysis and Fine Chemicals (CFC 2018), held at Department of Chemistry, Chulalongkorn University, Bangkok, Thailand, 10-14 December 2018.

    64. Invited Lecture: "Dötz Benzannulation to Pentannulation of Fischer Carbenes in Organic Synthesis". Delivered at the "4th Organic Chemistry Congress with International Participation (OrgChem TR-4)" held at Antalya, Turkey 03-07th October 2018.

    63. Invited Lecture : "Allylic C-H Activation v/s Leaving Group Ionization for -Allylpalladium: Unprecedented Bis-arylation". Delivered at the Department of Chemistry, Indian Institute of Technology Madras, India, 14th September 2018.

    62. Invited Lecture : "Total Synthesis of Iso-crasamicin A and Asteriscunolide C and Allylic C-H activation V/S Leaving-group ionization". Delivered at the National Seminar on Recent Advances and Future Trends in Chemical Sciences-2018, Chemistry Department, St. Xavier's College, Ahmedabad, Gujarat, 17th February 2018.

    61. 4th, Professor S. C. Bhattacharya Memorial Lecture : "Dead Ends and Detours: Pushing the Strategic Limits in Total Synthesis". Delivered at EDC Hall, Panaji, Goa. Hosted by Prof. S. K. Paknikar Research and Education Trust, 08th December, 2017.

    60. Workshop Lecture : "Basic Aspects of Stereochemistry". Delivered at the Teachers Refresher Course, Chemistry Department, Goa University, 01st December, 2017.

    59. Workshop Lecture : "Conformation Analysis". Delivered at theTeachers Refresher Course, Chemistry Department, Goa University, 01st December, 2017.

    58. Invited Lecture : "Allylic C-H Activation v/s Leaving Group Ionization for -Allylpalladium: Unprecedented Bis-arylation". Delivered at the 4th National Chirality Conference, Chemistry Department, M. S. University, Baroda, Gujarat, 10th November 2017.

    57. Invited Lecture : "How to Exploit Latent Functionality and Latent Molecular Symmetry in Asymmetric Total Synthesis" . Delivered at the RSC-West India Section supported Workshop on Introduction to Asymmetric Synthesis, Chemistry Department, M. S. University, Baroda, Gujarat, 09th November 2017.

    56. Invited Lecture : "Total Synthesis of Iso-crasamicin A and Asteriscunolide C and Allylic C-H activation V/S Leaving-group ionization". Delivered at Chemistry Department, Thapar University, 1st November, 2017.

    55. Invited Lecture : "Allylic C-H Activation v/s Leaving Group Ionization for -Allylpalladium: Unprecedented Bis-arylation". Delivered at the International Society of Heterocyclic Chemistry Conference, Regensburg, Germany, 3rd-8th September, 2017.

    54. Invited Lecture : "Total Synthesis of Iso-crasamicin A and Asteriscunolide C and Allylic C-H activation V/S Leaving-group ionization". Delivered at the Chemistry Department, Goa University on the occasion of Prof. V.P. Kamat's superannuation, 19th August, 2017.

    53. Invited Lecture : "Total Synthesis of Iso-crasamicin A and Asteriscunolide C". Delivered at Chemical Frontiers 2017, Goa, 17th-20th August, 2017.

    52. Seminar : An Interactive Session with M.Sc. Students, Chemistry Department, Goa University, Taleigao, Goa, 02nd February 2017.

    51. Invited Lecture :"Allylic C-H Activation v/s Leaving Group Ionization for pi-Allylpalladium: Unprecedented Bis-arylation". Delivered at the TEQIP II Sponsored Two day National Conference on "Recent Advances in Chemical Sciences, Technology & Environment (RACSTE-2017)" at UICT, North Maharashtra University, Jalgaon, Maharashtra, 30-31 January 2017.

    50. Invited Lecture :"Allylic C-H Activation v/s Leaving Group Ionization for pi-Allylpalladium: Unprecedented Bis-arylation". Delivered at the 2nd National Conference on New Frontiers in Chemistry: from Fundamentals to Applications, at Chemistry Department, BITS Goa, India, 28-29 January 2017.

    49. Invited Short Talk : "Allylic C-H Activation v/s Leaving Group Ionization for π-Allylpalladium: Unprecedented Bis-arylation". Delivered at the 21st International Conference on Organic Synthesis held in Chemistry Department, IIT Bombay, Powai Mumbai, India, 11-16 December 2016.

    48. Invited Lecture : "Total Synthesis: Challenges, Failures and Triumphs" Delivered in the Department of Chemistry, BITS Pilani, Pilani Rajasthan on 15th July, 2016.

    47. Invited Lecture :"Step-Economic and Protecting Group Free Synthesis". Delivered at the National Conference on Advance Organic Synthesis held in National Chemical Laboratory, Pune on 15th April, 2016.

    46. Invited Lecture :"The Art of Designing Synthetic Strategies to Bioactive Molecules". Delivered at the 7th National Conference on Science and Technology of the Nepal Academy of Science and Technology held in Katmandu, Nepal during March 29-31, 2016.

    45. Invited Lecture :"Double Trouble with Dimer Molecules: Stretching the Strategic Limits Toward the Synthesis of Dimeric Pyranonaphthoquinones". Delivered at the 2nd Anatolian Conference on Synthetic Organic Chemistry, ACSOC-II, held in Kusadasi, Aydin, Turkey during March 21-24, 2016.

    44. Invited Lecture :"The Art of Designing Synthetic Strategies to Bioactive Molecules". Delivered at the National Seminar on Sustainable Technologies for Specialty and Fine Chemicals', held in AISSMS College of Engineering, Pune on March 18, 2016.

    43. Invited Lecture :"Challenges in Total Synthesis: Stretching the Strategic Limits". Delivered in the Department of Chemistry, Delhi University on February 15, 2016.

    42. Short Lecture :"New Strategies to Butenolide-Macrolide Heterocyclic Molecules". Delivered at the 8th Trans Mediterranean Colloquium on Heterocyclic Chemistry, TRAMECH VIII held in Antalya, Turkey during November 11-15, 2015.

    41. Invited Lecture : "Developing New Asymmetric Synthesis Strategies to Bioactive Natural Products" delivered at "Chiral India 2015" held at Holiday Inn in Mumbai during October 29-30, 2015.

    40. Invited Lecture : "Diverse Synthetic Strategies from γ-Vinyl-γ-Lactone to Natural Product Synthesis and Beyond". Delivered at the National Conference on Nascent Developments in Chemical Sciences held in the Department of Chemistry, BITS, Pilani during October 16-18, 2015.

    39. Invited Lecture :"Designing New Strategies to Bioactive Molecules Synthesis". Delivered at International Conference on Medicinal Chemistry, MedChem 2015, Radisson Hitec City, Hyderabad. Organised by SelectBio, September 10-11, 2015.

    38. Invited Lecture : "Challenges in the Total Synthesis of Actinorhodins and Asteriscunolides". Delivered at the National Conference on Recent Advances in Chemical Sciences, organized by the Department of Chemistry, MNIT Jaipur, August 21-23, 2015.

    37. Invited Lecture :"Double Trouble in Dimer Land: Stretching the Strategic Limits toward the Synthesis of Dimeric Pyranonaphthoquinones" Delivered at the "International Symposium on Recent Advances in Chemistry, REACH 2015, organized by the Department of Chemistry, North Eastern Hill University, Shilong, Meghalaya, March 03-05, 2015.

    36. Invited Lecture :"Double Trouble in Dimer Land: Stretching the Strategic Limits of Bidirectional Synthesis of Dimeric Pyranonaphthoquinones" Delivered at the "New Directions in Chemical Synthesis", organized by the Department of Chemistry, IIT Bombay, December 08-09, 2014.

    35. Invited Lecture :"The Fascinating Arena of Organic Synthesis: Dead Ends and Detours in Total Synthesis"" Delivered at the "Frontiers in Material Chemistry" UGC Refresher Course, organized by the Department of Chemistry, University of Bombay, November 12, 2014.

    34. Invited Lecture :"Double Trouble: Stretching the Strategic Limits of Bidirectional Synthesis of Dimeric Pyranonaphthoquinones" Delivered at the "Transcending Frontiers in Organic Chemistry 2014" Conference organized by CSIR-NIST, Trivandrum, October 09-11, 2014.

    33. Inaugural Lecture : "The Fascinating Arena of Organic Synthesis: Dead Ends and Detours in Total Synthesis ". Delivered at the 1st National Conference on Emerging Trends in Chemistry and Material Science, organized by Department of Chemistry, KLS Gogte Institute of Technology, Belgaum, Karnataka, India, October 13, 2014.

    32. Short Lecture : "First Stereoselective Total Synthesis of (-)-Asteriscunolide C, a Potent Anticancer Medium Ring Macrolide". Delivered at the 20th International Conference in Organic Synthesis (ICOS-20), held in Budapest Hungary, 29 June to 05 July 2014.

    31. Invited Lecture : "The Art of Designing Synthetic Strategies to Bioactive Molecules". Delivered at the UGC Sponsored Training School on Challenges and Opportunities in Drug Discovery, organized by the University Institute of Pharmaceutical Sciences, Punjab University, Chandigarh. November 18-23, 2013.

    30. Invited Lecture : "Opportunity Driven Synthesis of Bioactive Molecules". Delivered at the International Conference on Emerging Trends in Chemical Sciences, organized by the Department of Chemistry, VIT, Vellore. December 5-7, 2013.

    29. Invited Lecture : "The Fascinating Arena of Organic Synthesis: Dead Ends and Detours in Total Synthesis". Delivered at the National Conference in Recent Advances in Chemical Sciences and Technology, organized by the Department of Basic Sciences, University Institute of Chemical Technology, North Maharashtra University, Jalgaon. September 21, 2013.

    28. Short Lecture : "12-Membered to Strained 11-Membered Ring: First Stereoselective Total Synthesis of (-)-Asteriscunolide C". Delivered under the theme Total Synthesis , at the 15th Asian Chemical Congress, held at Resorts World Sentosa, Singapore, August 19-23, 2013.

    27. Invited Lecture : "Dead Ends and Detours: Toward the Total Synthesis of Cardinalin 3, Actinorhodins and Asteriscunolides". Delivered at the National Symposium on Recent Advances in Chemistry at Pondicherry organized by the Department of Chemistry, Pondicherry University, March 22-23, 2013.

    26. Invited Lecture : "From Chiral Catalysis to Asymmetric Total Synthesis". In-House Symposium, March 02, 2013, Department of Chemistry, Indian Institute of Technology, Bombay, India.

    25. Invited Lecture : "De Novo Synthetic Strategies to Pyranonaphthoquinones and γ-Lactones". Delivered at the Department of Chemistry, IIT-Madras,November 5, 2012.

    24. Invited Lecture:"An Exciting World of Organic Synthesis: Challenges, Failures, Puzzles, Opportunities and Mistaken Identities". Delivered at RSC West India Section Conference in Nashik College, October 20, 2012.

    23. Short Lecture: "Development of Asymmetric pi-Allylpalladium Catalysis: an Efficient Enantioselective Allylation of Imines". Delivered under the theme Catalysis , at the XXV International Conference on Organometallic Chemistry, held at Lisbon University, Lisbon, Portugal, September 02-07, 2012.

    22. Invited Lecture: "Challenges in Total Synthesis: From Opportunities to Solving Synthesis Puzzles". Delivered in the Department of Chemistry, NITK Surathkal, on August 03, 2012.

    21. Invited Lecture: "Development of Dimeric Fischer Carbenes: A Bidirectional Dötz Benzannulation Approach to Dimeric Pyranonaphthoquinones". Delivered at the "International Conference in Drug Discovery and Therapy" held at Dubai Men's College, Dubai, UAE, February 12-15, 2012.

    20. Invited Lecture: "Challenges and Opportunities in the Total Synthesis of Natural Products". Delivered at the "Indo-French Conference in Organic Synthesis" organized by National Chemical Laboratory, Pune, December 07-09, 2011.

    19. Invited Lecture: "Challenges and Opportunities in the Synthesis of Natural Products". Delivered at the "Annual Convention of Chemists" organized by Indian Chemical Society and Department of Chemistry, Allahabad University, Allahabad, December 05-07, 2011.

    18. Invited Lecture: "Development of New Strategies for Total Synthesis of Natural Products". Delivered at the "Celebrations of Chemistry at IIT-Kanpur" organized by the Department of Chemistry, Indian Institute of Technology Kanpur, Kanpur, December 03-05, 2011.

    17. Invited Lecture: "Synthetic Strategies to Highly Substituted gamma-Lactones, a New Avenue". Delivered at the "Conference in Chirality" organized by the Department of Chemistry, MS University Baroda, Baroda, December 02-03, 2011.

    16. Invited Lecture:"From Blue-Print to Execution: The Art of Total Synthesis of Bioactive Natural Products". Delivered at the "Humboldt Kolleg on Science Globalization and Human Development" organized by Humboldt Academy, Pune Chapter, Bogmallo, Goa, November 11-13, 2011

    15. Invited Lecture:"Newer Synthetic Strategies to Highly Substituted gamma-Lactones and Beyond". Delivered at the symposium on "New Horizons in Chemistry" in the Department of Chemistry, IIT Bombay, October 3-4, 2011

    14. Invited Lecture:"Bioactive g-Lactone Natural Products through Newer Synthetic Strategies". Delivered at the symposium on "Chemistry in human wellbeing: Emerging opportunities and challenges" in the Department of Chemistry, Goa University, Goa, March 4-5, 2011.

    13. Invited Lecture:"Synthetic Studies in Monomeric and Dimeric Pyranonaphthoquinones". Delivered at the symposium on "Chemistry in human wellbeing: Emerging opportunities and challenges" in the Department of Chemistry, Goa University, Goa, March 4-5, 2011.

    12. Invited Lecture: "Strategic Utility of Orthoester-Claisen Rearrangement in the Synthesis of Bioactive Molecules". April 06, 2010, Organic Chemistry Division, Indian Institute of Chemical Technology, Hyderabad, India

    11. Invited Lecture: Development of Chiral pi-allylpalladium Catalyst: Asymmetric Allylation of Imines. International Symposium on Ostwalds 100 years in Catalysis in Chemical Sciences, Nov. 03-04, 2009, Department of Chemistry, Sam Higinbottom Institute of Agricultural Technology and Sciences, Allahabad, U.P. India.

    10. Invited Lecture: "Basic Aspects of Stereochemistry in Organic Synthesis". August 29, 2008, Vaze College, Mulund, Mumbai for M.Sc. Students of Mumbai Colleges. Sponsored by RSC West India Section.

    9. Invited Lecture: Strategies in Asymmetric Synthesis of Natural Products; RSC-West India Section Students Symposium, October 19-20, 2007, Department of Chemistry, Goa University, Goa, India.

    8. Invited Lecture: Strategies in Asymmetric Synthesis of Natural Products; In-House Symposium, September 22, 2007, Department of Chemistry, Indian Institute of Technology, Bombay, India.

    7. Invited Lecture: Chiral 1,2-Diols in the Asymmetric Synthesis of Sphingolipids, Pheromones and Pyranonaphthoquinone Natural Products; March 7, 2007, Centro de Investigaciones Quinmicas, Universidad Autonoma del Estado de Moralos, Cuernavaca, Morales, Mexico.

    6. Lecture: Umpolung of pi-Allylpalladium and Amphiphilic Bis-pi-allylpalladium: An Efficient Asymmetric Allylation of Imines; August 3, 2006, Department of Chemistry, Indian Institute of Technology, Bombay, India.

    5. Invited Lecture: Vicinal Diols to Amino Alcohols, Epoxides and g-Lactones: Asymmetric Syntheses of Natural Products; May 17, 2006, Institute of Chemistry, National Autonomous University of Mexico, Mexico City, Mexico.

    4. Seminar: Vicinal Diols to Amino Alcohols, Epoxides and g-Lactones: Asymmetric Syntheses of Natural Products; February 17, 2006,Institute of Organic Chemistry and Biochemistry, Albert-Ludwigs University Freiburg, D79104 Freiburg, Germany.

    3. Lecture: Umpolung of pi-Allylpalladium and Amphiphilic Bis-pi-allylpalladium: An Efficient Asymmetric Allylation of Imines; January 17, 2006, Department of Organic Chemistry, Indian Institute of Science (IISc), Bangalore, India.

    2. Lecture: Vicinal Diols to Amino Alcohols, Epoxides and Hydroxylactones: Asymmetric Syntheses of Bioactive Natural Products; January 16, 2006, Department of Organic Chemistry, Indian Institute of Science (IISc), Bangalore, India.

    1. Seminar: Umpolung of pi-Allylpalladium and Amphiphilic Bis-pi-allylpalladium: An Efficient Asymmetric Allylation of Imines; January 11, 2006, Institute of Organic Chemistry and Biochemistry, Albert-Ludwigs University Freiburg, D79104 Freiburg, Germany.