Dr. Ramendra Pratap

Department of Chemistry

University of Delhi, India

Assistant Professor

Email: ramendrapratap@gmail.com

Qualifications

2002-2007 Ph.D., Central Drug Research Institute, India

1999-2001 M.Sc., DDU Gorakhpur University Gorakhpur, India

1996-1999 B.Sc., DDU Gorakhpur University Gorakhpur, India

Publications (selected)

1. Sahu, S. N.; Gupta, M. K.; Singh, S.; Yadav, P.; Panwar, R.; Kumar, A.; Ram, V. J., Kumar, B.; Pratap, R. One pot synthesis of tetrasubstituted thiophenes: [3+2] Annulation Strategy RSC Adv., 2015, Accepted.
2. Sahu, S. N.; Gupta, M. K.; Jadhav, T.; Yadav, P.; Singh,S.; Misra, R.; Pratap, Ramendra Substituent dependent tunable fluorescence in thieno[3,2-c]pyrans RSC Adv., 2014, 4, 56779-56783.
3. Maurya, H. K.; Gautam, S. K.; Pratap, R.; Tandon, V. K.; Kumar, A.; Bajpai, V.; Kumar, B.; Ram, V. J. Sequential approach to the synthesis of ‘U and Z’ shaped polycyclic heteroarenes Org. Biomol. Chem., 2012, Accepted Manuscript, DOI: 10.1039/C2OB25173F.
4. Pratap, Ramendra; Raghunandan, R.; Kumar, A.; Ram, Vishnu Ji, Bicyclic ketone mediated synthesis of oxygenated aromatic systems RSC Adv., 2012, Advance Article, DOI: 10.1039/c2ra01253g
5. Pratap, Ramendra; Raghunandan, R.; Maulik, P. R.; Vishnu Ji, Metal-free synthesis of nitrile based partially reduced thia-and oxa-thia[5]helicenes: conformation and dynamics, RSC Adv., 2012, Advance Article, DOI: 10.1039/C1RA00824B.
6. Lakshman, Mahesh K.; Deb, A. C.; Chamala, R. R.; Pradhan, P.; Pratap, Ramendra, Direct Arylation of 6-Phenylpurine and 6-Arylpurine Nucleosides by Ruthenium-Catalyzed C-H Bond Activation Angew. Chem. Int. Ed., 2011, 50, 2011, 11400-11404.
7. Lakshman, Mahesh K.; Deb, A. C.; Chamala, R. R.; Pradhan, P.; Pratap, Ramendra, Direct Arylation of 6-Phenylpurine and 6-Arylpurine Nucleosides by Ruthenium-Catalyzed C-H Bond Activation Angew. Chem. Int. Ed., 2011, 50, 2011, 11264.
8. Pratap, Ramendra; Raghunandan R., Maulik P. R., Ram, V. J. A convenient synthesis of partially reduced benzo[c]phenanthrenes, its ketals and ketones Tetrahedron 2010, 66, 1458-1464.
9. Pratap, Ramendra; Kazmaier, U. Synthesis of 1-Stannylated and Iodinated 1-Chloroalkenes as Versatile Synthetic Intermediates Synlett 2010, 3073–3077.
10. Pratap, Ramendra; Ram, V. J. Economical synthesis of novel class of heteroatom containing partially reduced polycyclic aromatic hydrocarbons Tetrahedron Letters 2009, 50, 2805-2807.
11. Pratap, Ramendra; Ram, V. J. An efficient non-catalytic, regioselective approach to the synthesis of angularly fused polycyclic systems Tetrahedron Letters 2009, 50, 4239-4242.
12. Pratap, Ramendra; Parrish, Damon; Gunda, Padmaja and Lakshman, Mahesh K. Influence of Biaryl Phosphane Structure on C-N and C-C Bond Formation J. Am. Chem. Soc., 2009, 131, 12240-12249. (Impact factor- 9.023)
13. Gupta, V. P.; Khartad, P.; Mishra, S.; Pratap, Ramendra; Ram, V. J. Ab initio and experimental studies on structure and vibrational spectra of some partially reduced benzo[c]phenanthrenes Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy.2008, 82-101.
14. Pratap, Ramendra; Ram, V. J. A substituent directed regioselective synthesis of aryl/pyronyl pendant unusual adipate and tetrahydronaphthalene Tetrahedron Letters 2008, 49, 3011-3014.
15. Pratap, Ramendra; Ram, V. J. A non-catalytic approach to the synthesis of 5,6-dihydrobenzo[h]quinolines Tetrahedron Letters 2007, 48, 2755-2759.
16. Pratap, Ramendra; Rishi Kumar, P. R. Maulik, Ram, V. J. Versatility of 2-oxobenzo[h]chromene for the synthesis of oxabenzo[c]chrysenes Tetrahedron Letters 2007, 48, 3311-3314.
17. Pratap, Ramendra; Ram, V. J. 2-Oxobenzo[h]Chromene: A novel Entry for the concise and efficient synthesis of indeno[1,2-c]-phenanthrenes Tetrahedron Letters 2007, 48, 4379-4382.
18. Pratap, Ramendra; Ram, V. J. An efficient and novel approach to the synthesis of tetrahydrophenanthro[4,3-b]thiophenes Tetrahedron Letters 2007, 48, 4715-4718.
19. Pratap, Ramendra; Ram, V. J. An efficient de novo synthesis of partially reduced phenanthrenes through C-C insertion J. Org. Chem. 2007, 72, 7402-7405.
20. Pratap, Ramendra; Ram, V. J. Acetyltrimethylsilane mediated synthesis of dihydrophenanthrenes Tetrahedron Letters 2007, 48, 6318-6320.
21. Pratap, Ramendra; Kumar, Brijesh; Ram, V. J. An efficient substituent dependent synthesis of congested pyridines and pyrimidines Tetrahedron 2007, 63, 10309-10319.
22. Pratap, Ramendra; Roy, A. B.; Kushwaha, S. P.; Goel, A.; Roy, Raja; Ram, V. J. Guanidine and amidine mediated synthesis of bridgehead triazaphenalenes, pyrimidines and pyridines through domino reactions Tetrahedron Letters 2007, 48, 5845-5849.
23. Pratap, Ramendra; Kumar Brijesh; Ram, V. J. Synthesis of arylated highly congested indans using a domino sequence Tetrahedron 2007, 63, 10300-10319.
24. Pratap, Ramendra;; Kumar, R.; Maulik, P.R.; Ram, Vishnu J. A non-catalytic regioselective approach to the synthesis of (E)-stilbenes from suitably functionalized 2H-pyran-2-ones. Tetrahedron Letters 2006, 47, 2949-2952.
25. Pratap, Ramendra; Brijesh Kumar.; Ram, Vishnu J. Substituent induced regioselective synthesis of 1,2-teraryls and pyrano[3,4-c]pyran-4,5-diones from 2H-pyran-2-ones Tetrahedron 2006, 62(34), 8158-8163.

Profile Details:

http://www.du.ac.in/index.php?id=270&fmember=3030&cid=263