Hi, I am Upendra Sharma, My LiveDNA is 91.5939
 
   
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Dr. Upendra Sharma
 
Highest Degree: Ph.D. in Organic Chemistry from Guru Nanak Dev University, Amritsar, India
 
Institute: CSIR-Institute of Himalayan Bioresource Technology, India
 
Area of Interest: Chemistry
  •   Catalysis
  •   Natural Product Chemistry
  •   Organic Synthesis
  •   Structure Elucidation
 
URL: http://livedna.org/91.5939
 
My SELECTED Publications
1:   Bala, M., P.K. Verma, N. Kumar, U. Sharma and B. Singh, 2013. Highly efficient iron phthalocyanine catalyzed oxidative synthesis of imines from alcohols and amines. Can. J. Chem., 91: 732-737.
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2:   Bala, M., P.K. Verma, U. Sharma, N. Kumar and B. Singh, 2013. Iron phthalocyanine as an efficient and versatile catalyst for N-alkylation of heterocyclic amines with alcohols: One-pot synthesis of 2-substituted benzimidazoles, benzothiazoles and benzoxazoles. Green Chem., 15: 1687-1693.
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3:   Bala, R., R.P. Sharma, U. Sharma and V. Ferretti, 2006. The first X-ray structure of a hexaamminecobalt(III) salt with two different complex chlorocadmium anions: synthesis, characterization and crystal structure of [Co(NH3)6]4 [CdCl6][CdCl4 (SCN)(H2O)] 2Cl2.2H2O. Acta Crystallogr C., 62: m628-m631.
PubMed  |  
4:   Chandel, M., U. Sharma, N. Kumar, B. Singh and S. Kaur, 2012. Antioxidant activity and identification of bioactive compounds from leaves of Anthocephalus cadamba by ultra-performance liquid chromatography/electrospray ionization quadrupole time of flight mass spectrometry. Asian Pac. J. Trop. Med., 5: 977-985.
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5:   Chaudhary, A., U. Sharma, A.P. Vig, B. Singh and S. Arora, 2014. Free radical scavenging, antiproliferative activities and profiling of variations in the level of phytochemicals in different parts of broccoli (Brassica oleracea italica). Food Chem., 148: 373-380.
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6:   Katoch, D., D. Kumar, U. Sharma, N. Kumar, Y.S. Padwad, B. Lal and B. Singh, 2013. Zephgrabetaine: A New Betaine-type Amaryllidaceae Alkaloid from Zephyranthes grandiflora. Nat. Prod. Communi., 8: 161-164.
PubMed  |  
7:   Kaur, R., U. Sharma, B. Singh and S. Arora, 2011. Antimutagenic and antioxidant characteristics of Chukrasia tabularis A juss extracts. Int. J. Toxicol., 30: 21-34.
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8:   Kaur, R., U. Sharma, B. Singh and S. Arora, 2011. Antimutagenic potential of chickrassy (Chukrasia tabularis A. Juss) bark. J. Med. Plants Res., 5: 5021-5030.
Direct Link  |  
9:   Kumar, M., U. Sharma, S. Sharma, V. Kumar, B. Singh and N. Kumar, 2013. Catalyst-free water mediated reduction of nitroarenes using glucose as hydrogen source. RSC Adv., 3: 4894-4898.
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10:   Kumar, N., U. Sharma, C. Singh and B. Singh, 2012. Thalidomide: chemistry, therapeutic potential and oxidative stress induced teratogenicity. Current Top. Med. Chem., 12: 1436-1455.
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11:   Kumar, V., S. Sharma, U. Sharma, B. Singh and N. Kumar, 2012. Synthesis of substituted amines and isoindolinones: catalytic reductive amination using abundantly available AlCl3/PMHS. Green Chem., 14: 3410-3414.
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12:   Kumar, V., U. Sharma, B. Singh and N. Kumar, 2012. Direct one-pot cobalt(ii) phthalocyanine catalyzed synthesis of N-substituted Isoindolinones. Aust. J. Chem., 65: 1594-1598.
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13:   Kumar, V., U. Sharma, P.K. Verma, N. Kumar and B. Singh, 2011. Silica-supported boric acid with ionic liquid: a novel recyclable catalytic system for one-pot three-component mannich reaction. Chem. Pharm. Bull., 59: 639-645.
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14:   Kumar, V., U. Sharma, P.K. Verma, N. Kumar and B. Singh, 2012. Cobalt(II) phthalocyanine-catalyzed highly chemoselective reductive amination of carbonyl compounds in a green solvent. Adv. Synth. Catal., 354: 870-878.
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15:   Maiti, S., N. Tagoti, U. Sharma and D. Maiti, 2013. Stereoselective nitration of olefins with tBuONO and TEMPO: Direct access to nitroolefins under metal-free condition. Organic Lett., 15: 3384-3387.
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16:   Maity, S., T. Naveen, U. Sharma and D. Maiti, 2014. Efficient and stereoselective nitration of olefins with AgNO2 and TEMPO. Synlett, 25: 603-607.
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17:   Nagarajan, S., S. Majumder, U. Sharma, S. Rajendran, N. Kumar, S. Chatterjee and B. Singh, 2013. Synthesis and anti-angiogenic activity of benzothiazole, benzimidazole containing phthalimide derivatives. Bioorganic Med. Chem. Lett., 13: 287-290.
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18:   Patra, T., A. Deb, S. Manna, U. Sharma and D. Maiti, 2013. Iron-mediated decarboxylative trifluoromethylation of α,β-unsaturated carboxylic acids with trifluoromethanesulfinate. Eur. J. Organic Chem., 2013: 5247-5250.
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19:   Sharma, U., M. Bala, N. Kumar, B. Singh, R.K. Munshi and S. Bhalerao, 2012. Immunomodulatory active compounds from Tinospora cordifolia. J. Ethnopharmacol., 141: 918-926.
CrossRef  |  PubMed  |  
20:   Sharma, U., M. Bala, P. Kumar, G. Rampal, N. Kumar, B. Singh and S. Arora, 2010. Antimutagenic extract from Tinospora cordifolia and its chemical composition. J. Med. Plants Res., 4: 2488-2494.
21:   Sharma, U., M. Bala, R. Saini, P.K. Verma and N. Kumar et al., 2012. Polysaccharide enriched immunomodulatory fractions from Tinospora cordifolia (Willd) miers ax hook. f. and Thoms. Indian J. Exp. Biol., 50: 612-617.
PubMed  |  
22:   Sharma, U., N. Kumar and B. Singh, 2012. New furostanol saponin and phenyl propanoid from roots of Asparagus racemosus. Nat. Prod. Communi., 7: 995-998.
23:   Sharma, U., N. Kumar, B. Singh, R.K. Munshi and S. Bhalerao, 2013. Immunomodulatory active steroidal saponins from Asparagus racemosus. Med. Chem. Res., 22: 573-579.
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24:   Sharma, U., N. Kumar, P.K. Verma, V. Kumar and B. Singh, 2012. Zinc phthalocyanine with PEG-400 as a recyclable catalytic system for selective reduction of aromatic nitro compounds. Green Chem., 14: 2289-2293.
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25:   Sharma, U., N. Tagoti, A. Maji, S. Manna and D. Maiti, 2013. Palladium catalyzed synthesis of benzofurans and coumarins from phenols and olefins. Angewandte Chem. Int., 52: 12669-12673.
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26:   Sharma, U., P. Bhandari, N. Kumar and B. Singh, 2010. Simultaneous determination of ten sugars in Tinospora cordifolia by ultrasonic assisted extraction and HPLC-ELSD method. Chromatographia, 71: 633-638.
27:   Sharma, U., P. K., N. Kumar and B. Singh, 2010. Recent developments in the chemistry of phthalimide derivatives and their role as TNF-α inhibitor. Mini Rev. Med. Chem., 10: 678-704.
28:   Sharma, U., P.K. Verma, N. Kumar, V. Kumar and M. Bala et al., 2011. Phosphane-free green protocol for selective nitro reduction with an iron-based catalyst. Chem. Eur. J., 17: 5903-5907.
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29:   Sharma, U., P.K., N. Kumar, V. Kumar and B. Singh, 2010. Highly chemo- and regioselective reduction of aromatic nitro compounds catalyzed by recyclable copper(II) as well as cobalt(II) phthalocyanine. Adv. Synth. Catal., 352: 1834-1840.
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30:   Sharma, U., R. Kancherla, T. Naveen, S. Agasti and D. Maiti, 2014. Palladium-catalyzed annulation of diarylamines with olefins through C-H activation: direct access to N-arylindoles. Angew. Chem. Int. Ed., 53: 11895-11899.
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31:   Sharma, U., R. Saini, N. Kumar and B. Singh, 2009. Steroidal saponins from Asparagus racemosus. Chem. Pharm. Bull., 57: 890-893.
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32:   Sharma, U., Y. Park and S. Chang, 2014. Rh(III)-catalyzed traceless coupling of quinoline N-oxides with internal diarylalkynes. J. Org. Chem., 79: 9899-9906.
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33:   Tagoti, N., S. Maiti, U. Sharma and D. Maiti, 2013. A predictably selective nitration of olefin with Fe(NO3)3 and TEMPO. J. Organic Chem., 78: 5949-5954.
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34:   Verma, P.K., M. Bala, K. Thakur, U. Sharma and N. Kumar et al., 2014. Iron and palladium(II) phthalocyanines as recyclable catalysts for reduction of nitroarenes. Catal. Lett., 144: 1258-1267.
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35:   Verma, P.K., N. Kumar, U. Sharma, M. Bala and V. Kumar et al., 2013. Transition metal-free sodium borohydride promoted controlled hydration of nitriles to amides. Synth. Commun., 43: 2867-2875.
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36:   Verma, P.K., U. Sharma, M. Bala, N. Kumar and B. Singh, 2013. Transition metal-free 1,3-dimethylimidazolium hydrogen carbonate catalyzed hydration of organonitriles to amides. RSC Adv., 3: 895-899.
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37:   Verma, P.K., U. Sharma, N. Kumar, M. Bala and V. Kumar et al., 2012. Nickel phthalocyanine assisted highly efficient and selective carbonyl reduction in polyethylene glycol-400. Catal. Lett., 142: 907-913.
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38:   Walia, M., U. Sharma, S. Bhushan, N. Kumar and B. Singh, 2013. Arabinan-type polysaccharides from industrial apple pomace waste. Chem. Nat. Compd., 49: 794-798.
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39:   Walia, M., U. Sharma, V.K. Agnihotri and B. Singh., 2014. Silica-supported boric acid assisted conversion of mono- and poly-saccharides to 5-hydroxymethylfurfural in ionic liquid. RSC Adv., 4: 14414-14418.
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