Dr Ambika

Assistant Professor | Department of Chemistry Contact (Off.): +91-11-27667458 Email Address : ambikasinghhrc@gmail.com

Specialization Organic Chemistry

Career Profile 1. Assistant Professor (Hans Raj College, University of Delhi), November 2007 - till date continued. 2. Guest Assistant Professor(Daulat Ram College, University of Delhi), November 2006-March 2007 and July-November 2007.

Subjects taught 1. Organic Chemistry: Basic organic chemistry, Stereochemistry, Spectroscopy, Bio-Organic Chemistry,Biochemistry, 2. Environmental Science

Administrative Assignments 1) Extra curricular activity committee (ECA Convener), 2016-17. 2) Garden committee (Member) 2016-17. 3) Departmental Chemical Society (Member) 2016-17. 4) Departmental Library Committee (Member) 2016-17. 5) Environment Awareness Committee (Member) 2015-16. 6) Garden committee (Member) 2015-16. 7) Departmental Library Committee (Member) 2016-17.

Thesis Isolation and chemical studies of active constituents from selected medicinal plants, 2008

Books Chapters in INTERNATIONAL BOOKS 1. Ambika, Pradeep Pratap Singh, Chapter 9, Polymeric Nanospheres in Organic Waste Removal, in the Book entitled "Smart Materials for Waste Water Applications" 2016, 237-256, published by John Wiley & Sons, Inc. Hoboken, New Jercy, USA, ISBN: 978-1-119-04118-4. 2. Ambika, Pradeep Pratap Singh, Chapter 8, Nanomaterials: Versatile Tools for Water Remediation, in the Book entitled " Nanomaterials for Water Remediation: Inorganic Oxide Materials”, 2016, 2, 189-201, published by Smithers Rapra, UK, ISBN: 978-1-91108-801-1. 3. Pradeep Pratap Singh, Ambika. Chapter 7, Bentonite: A versatile clay, in book entitled Bentonite: Characteristics, Uses and Implications for the Environment, 2015, 151-172, published by Nova Publishers, USA, ISBN: 978-1-63482-187-2. 4. Pradeep Pratap Singh, Ambika. Chapter 6, Recent advances of multifunctional nanomedicines. January, 2013, 163-184, published by John Wiley & Sons, Inc. Hoboken, New Jercy, USA, ISBN No: 9781118414095. Chapters in NATIONAL BOOKS 1. Pradeep Pratap Singh, Ambika. Chapter 3, Ionic liquids: Green solvents for the future, in the book entitled Ecodevelopment: Glocal Perspectives, 2011, 44-60, published by Research India Press, New Delhi, ISBN No: 9788189131463. 2. Pradeep Pratap Singh, Ambika. Progress in environmental management, Indian experiences. Chapter 7: Antioxidants: The free radical scavengers, 2014, 100-120, publishing by Research India Press, New Delhi, ISBN No: 9788189131913. 3. S.M.S. Chauhan, Ambika, T. Bisht, Pradeep Pratap Singh. Chapter 20, Bioactive compounds from Himalayan medicinal plants in the book entitled Herbal Drugs: A twenty-first century perspective, 2005, 190-199, published by Jaypee Brothers Medical Publishers (P) Ltd. New Delhi, ISBN No: 8180618501. 3.EDITITED PROCEEDINGS Edited proceedings for Indo-Portuguese workshop on Emerging trends Of nanotechnology in chemistry and biology, jointly Organized by Department of Chemistry Hansraj College and Deshbandhu College, University of Delhi, India. February 12th-13th 2016, published by Journal of Materials Nanoscience, 2016, 3(1), S15, ISSN 2394-0867.

Journals Articles 1. Ambika, Pradeep Pratap Singh, S.M.S. Chauhan. Chemoselective esterification of phenolic acids in the presence of sodium bicarbonate in ionic liquids. Synthetic Communication (Taylor & Francis), 2008, 38, 928-936, Impact factor: 1.060. 2. Pradeep Pratap Singh, Ambika, S.M.S. Chauhan. Activity guided isolation of antioxidants from the leaves of Ricinus communis L. Food Chemistry (Elsevier), 2009, 114, 1069-1072, Impact factor: 3.334. 3. Pradeep Pratap Singh, Ambika and Shive Murat Singh Chauhan. Activity guided isolation of antioxidant xanthones from Swertia chirayita (Roxb.) H. Karsten (Gentianaceae). Natural Product Research (Taylor & Francis), 2011, 26, 1682-1686, Impact factor: 1.031. 4. Pradeep Pratap Singh, Ambika and Shive Murat Singh Chauhan. Chemoselective epoxidation of substrate containing both electron rich and electron deficient olefins catalyzed by meso-tetraarylporphyrin iron(III) chlorides in imidazolium ionic liquids. New Journal of Chemistry (Royal Society of Chemistry), 2012, 36, 650-655, Impact factor: 2.966. 5. Pradeep Pratap Singh, Ambika and S.M.S. Chauhan. Activity guided isolation of antioxidants from the roots of Rheum emodi. Natural Product Research (Taylor & Francis), 2013, 27, 946-949, Impact factor: 1.031. 6. Ambika, Pradeep Pratap Singh, S.M.S. Chauhan. Activity guided isolation of antioxidants from Terminalia arjuna. Natural Product Research (Taylor & Francis), 2014, 28, 760-763, Impact factor: 1.031. 7. Ambika, Pradeep Pratap Singh and S.M.S. Chauhan. Synthesis of 3,4-dihydropyrimidin-2(1H)-ones derivatives of acid sensitive aldehydes catalyzed by lanthanum nitrate in ionic liquids. J. Mat. NanoSci. 2016, 3(1), 14-16, ISSN 2394-0867. 8. Ambika and Pradeep Pratap Singh. Solvent free synthesis of 1,5-benzodiazepines catalyzed by zirconium nitrate. Adv. Org. Chem. Lett., 2016, 3(1), 1-3. ISSN 2348 -1889. 9. Ambika, Pradeep Pratap Singh, Satish Chand, Dinesh Kumar Gautam, Rishabh Kumar, Kritika Nagpal, Ritika Verma, Manika Mittal, Nidhi Kaushik, Simaranjeet Kaur, Niyati Piplani, Shubham Mukherjee, Sonal Gupta and Rajnish Rai. Interaction studies of carbon monoxide and iron porphyrins in ionic liquids. DU Journal of Undergraduate Research and Innovation, 2016, 2(1), 13-19.

Conference/ Symposium etc. Paper Presented International: 1. Poster presented at the Indo-Portuguese workshop on Emerging trends Of nanotechnology in chemistry and biology, Entitled “Herbal Cosmetics” with Anticancer and Antimicrobial properties, jointly Organized by Department of Chemistry Hansraj College and Deshbandhu College, University of Delhi, India. February 12th-13th 2016. 2. Poster presented in Indo-Italian seminar entitled “Synthesis of 10-10’ methylene bis(isoalloxazines) and their noncovalent interactions”, organized by Department of Chemistry, University of Delhi. 5-6th December 2008. 3. Poster presented in International Symposia Green/sustainable chemistry, entitled “Isolation of bioactive compounds from Gentiana kuroo”, organized by Department of Chemistry, University of Delhi. 10-13th January 2006. 4. Poster presented in International Symposia Biodiversity and Natural products: Chemistry and Medicinal Applications entitled “Isolation of bioactive compounds from Picrorhiza kurroa’’, organized by Department of Chemistry, University of Delhi. 26-31st January 2004. National: 1. Poster presented at the National Seminar on Green Chemistry and Natural Products, organized by Department of Chemistry, University of Delhi. 26-27th November 2007. 2. Poster presented at 6th Annual Symposium on Frontiers in Biomedical Research, organized by Dr. B.R. Ambedkar Centre for Biomedical Research, University of Delhi. 30th November - 2nd December 2006. 3. Poster presented at the 41st annual convention of chemists (Indian Chemical Society), organized by Department of Chemistry, University of Delhi. 23-27th December 2004.

Talks Oral presentation at the National Seminar on "Emerging Economics and Challenges to Sustainability Towards Developing Nation" Entitled “Efficient synthesis of N-10 substituted bis-isoalloxazines and their non-covalent interactions." Organized by Department of Chemistry Sri Aurobindo College, University of Delhi, India. March 29-30th, 2016.

Workshop/ Conference/ Symposium ATTENDED WORKSHOPS ATTENDED 1. National Workshop on Theory and practical course, Biochemistry and Environment Chemistry", B.Sc. (H) Chemistry (CHHT-514 and CHHP-514), Organised by Department of Chemistry, University of Delhi, June 2012. 2. International Workshop on Green Chemistry, Organised at Department of Chemistry, University of Delhi, December 2010 by Royal Society of Chemistry (RSC), London. SYMPOSIA ATTENDED International: 1. Attended International Conference on Biodiversity, environment and sustainability challenges for future, organized by Swami Shraddhanand College, University of Delhi. 4-6th September 2008. 2. Attended International Conference on Interface between Chemistry and Environment (ICICE) organized by Department of Chemistry, Ramjas College University of Delhi on 13-14th December 2012. National: 1. Attended National Seminar on Geogenic Contamination of Ground Water (GCG) Organized by Department of Regional Water Studies, TERI University on April 22nd, 2016. 2. Attended National Workshop on “Role of scientific and technical terminology in Higher Education”, Organized by Sri Aurobindo College, University of Delhi, and Commission for Scientific and Technical Terminology, Ministry of Human resource and Development, Govt. of India, from February 16-17th, 2016. 3. Attended National Workshop on Role of scientific and technical terminology in Higher Education, Organized by Hansraj College, University of Delhi, and Commission for Scientific and Technical Terminology, Ministry of Human resource and Development, Govt. of India, from July 23-24th, 2015. 4. National seminar on “Application of analytical techniques in Chemistry”, organized by Kirorimal College and Indian Society of Analytical Scientists (ISAS), University of Delhi. 27-29th January 2011. 5. National seminar on “Application of analytical techniques in Chemistry”, organized by Kirorimal College and Indian Society of Analytical Scientists (ISAS), University of Delhi. 21-22nd January 2010. 6. Conference on “New developments in rapeseed-mustard”, organized by Department of Botany, University of Delhi. 21st January 2006. 7. National seminar on Relevance of botany in the conversion and improvement of plants, organized by Department of Botany, University of Delhi. 8-9th February 2006. 8 National conference on Advances in technologically important crystals, 12-14th October 2006.

Job Opportunities

Learn More

Announcements

Learn More