BITS Pilani

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Publications - Peer Reviewed Journals

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  • B. Kumar, A. Bhatta, P. Saraf, T. P. Pandurang, K. Rangan, M. Sarkar, S. Mitra and Dalip Kumar, BODIPY(aryl)iodonium salts in the efficient synthesis of diversely functionalized BODIPYs and selective detection of serum albumin,Org. Biomol. Chem, 2024, 0000 

  • T.P. Pandurang, J. Cacaccio, Farukh A. Durrani, Mykhaylo Dukh, Ajyal Z. Alsaleh, Munawwar Sajjad, Francis D’Souza, Dalip Kumar and Ravindra K. Pandey, A Remarkable Difference in Pharmacokinetics of Fluorinated Versus Iodinated Photosensitizers Derived from Chlorophyll-a and a Direct Correlation between the Tumor Uptake and Anti-Cancer Activity, Molecules 2023, 28, 3782.

  • M. Malik, D. Kumar, H. Lotana, K. Shah, D. Kumar, Design, synthesis and anticancer activity of N-aryl indolylsulfoximines: Identification of potent and selective anticancer agents, Bioorg. & Med. Chem., 2023, 93, 117459.

  • B. Kumar, P. Saraf, M. Sarkar, D. Kumar, Efficient synthesis of a/b-isomeric oxadiazolyl and triazolopyridyl BODIPYs for sensing of Hg2+ ions and pH sensors, Tetrahedron, 2023, 137, 13380.

  • T. P. Pandurang,B. Kumar,N. Verma,D. G. Dastidar,R. Yamada,T. Nishihara,K. Tanabe,D. Kumar, Synthesis of Red-Light-Responsive Pheophorbide-a Tryptamine Conjugated Photosensitizers for Photodynamic Therapy ChemMedChem, 2022, 0000

  • Bintu Kumar, Santosh B Khandagale, Narshimha Verma, Taur Prakash Pandurang, Eldhose Iype, and Dalip Kumar, PIFA-promoted intramolecular oxidative cyclization of pyrrolo- and indolo[1,2-a]quinoxalino-appended porphyrins: An efficient synthesis of meso–beta–pyrrolo- and indolo[1,2-a]quinoxalino-fused porphyrins, Org. Biomol. Chem., 2022, 20, 7040-7046.

  • Bintu Kumar, Anindita Bhatta, Prakriti Saraf, Krishnan Rangan, Madhushree Sarkara, Sivaprasad Mitra, and Dalip Kumar, Iodine(III)-promoted regioselective and efficient synthesis of b-triazolyl BODIPYs for the selective recognition of nickel ion and bovine serum albumin,  Dalton Trans., 2022, 51, 8169-8176.

  • Manish Kumar Mehra, Monika Malik, Bintu Kumar and Dalip Kumar, Chemoselective Cu-catalyzed synthesis of diverse N-arylindole carboxamides, β-oxo amides and N-arylindole-3-carbonitriles using diaryliodonium salts, Org. Biomol. Chem., 2021, 19, 1109-1114.

  • M. P. Tantak, M. Malik, L. Klingler, Z. Olson, A. Kumar, R. Sadana, Dalip Kumar,  Indolyl-α-keto-1, 3, 4- oxadiazoles: Synthesis, anti-cell proliferation activity, and inhibition of tubulin polymerization. Bioorg. Med. Chem. Lett. 2021, 37, 127842.

  • Kiran Bajaj, Karishma Pidiyara, Shahid Khan, Prabhat N. Jha, Rajeev Sakhuja and Dalip Kumar, Fluorescent glutamine and asparagine as promising probes for chemical biology, Org. Biomol. Chem., 2021,19, 7695-7700

  • Vikki N. Shinde, Krishnan Rangan, Dalip Kumar, and Anil Kumar, Rhodium(III)-Catalyzed Dehydrogenative Annulation and Spirocyclization of 2-Arylindoles and 2-(1H-Pyrazol-1-yl)-1H-indoles with Maleimides: A Facile Access to Isogranulatimide Alkaloid Analogues, J. Org. Chem. 2021, 86, 3, 2328-2338.

  • Manish K. Mehra, Shivani Sharma, Krishnan Rangan, Dalip Kumar, Substrate or solvent‐controlled PdII‐catalyzed regioselective arylation of quinolin‐4(1H)‐ones using diaryliodonium salts: facile access to benzoxocine and aaptamine analogues, Eur.  J.  Org.  Chem.  2020, 2409–2413. 

  • Kiran Bajaj, Girinath G. Pillai, Rajeev Sakhuja, and Dalip Kumar, Expansion of Phosphane Treasure Box for Staudinger Peptide Ligation, J. Org. Chem,  2020, 85, 19, 12147-12159.

  • Jyothi Yadav, Amol Prakash Pawar, Yadav Kacharu Nagare, Eldhose Iype, Krishnan Rangan, Joji Ohshita, Dalip Kumar, and Indresh Kumar, Direct Amine-Catalyzed Enantioselective Synthesis of Pentacyclic Dibenzo[b,f][1,4]oxazepine/Thiazepine-Fused Isoquinuclidines along with DFT Calculations, J. Org. Chem. 2020, 85, 21, 14094–14108.

  • Dipanwita Das Mukherjee, N. Maruthi Kumar, Mukund P. Tantak, Satabdi Datta, Debabrata Ghosh Dastidar, Dalip Kumar, Gopal Chakrabarti, NMK-BH2, a novel microtubule-depolymerising bis(indolyl)-hydrazide-hydrazone, induces apoptotic and autophagic cell death in cervical cancer cells by binding to tubulin at colchicine–site, BBA-Molecular Cell Research, 2020, 1867, 10, 118762.

  • Parul Taneja, Santosh Bhausaheb Khandagale, V. Manjuladevi,  R. K. Gupta, Dalip Kumar,  Karunesh Kumar Gupta , Heavy metal ion sensing using ultrathin langmuir–schaefer film of tetraphenylporphyrin molecule, IEEE Sensors Journal, 2020, 20(7) 3442-3451.

  • Dalip Kumar, Venkataramana Reddy P O, Chandra Shekar K P , Santosh B. Khandagale, Daiki Hara, Aoi Son, Takeo Ito, Kazuhito Tanabe, Easy access to water‐soluble cationic porphyrin‐β‐carboline conjugates as potent photocytotoxic and DNA cleaving agents, Asian J. Org. Chem. 2019, 8 (2) 269.

  • Amlan Das, Maruthi Kumar Narayanam, Santanu Paul, Pritha Mukhnerjee, Suvranil Ghosh, Debabrata Ghosh Dastidar, Subhendu Chakrabarty, Arnab Ganguli, Biswarup Basu, Mahadeb Pal, Urmi Chatterji, Sushanta K. Banerjee, Parimal Karmakar, Dalip Kumar, Gopal Chakrabarti, A novel triazole, NMK-T-057, induces autophagic cell death in breast cancer cells by inhibiting γ-secretase–mediated activation of Notch signalling J. Biol. Chem. 2019, 294, 6733

  • Santosh B. Khandagale, Meenakshi Pilania, V. Arun and Dalip Kumar, Metal-catalyzed direct heteroarylation of C–H (meso) bonds in porphyrins: facile synthesis and photophysical properties of novel meso-heteroaromatic appended porphyrins, Org. Biomol. Chem., 2018,16, 2097-2104.

  • M. V. S. K. Chaitanya, P. O. V. Reddy, N. Kumar, A. Kumar, Dalip Kumar, Synthesis and anticancer activity studies of indolylisoxazoline analogues, Bioorg. Med. Chem. Lett., 2018, 28(17)2842.

  • M. Pilania,   M. A. Rohman, V. Arun, M. K. Mehra, S. Mitra, Dalip Kumar, An efficient synthesis of triazolium ion based NHC precursor using diaryliodonium salts and their photophysical properties, Org. Biomol. Chem., 2018, 16, 7340.

  • P. O. Venkataramana Reddy , M. Hridhay , Kumar Nikhil  , Shahid Khan , P.N. Jha , Kavita Shah, Dalip Kumar, Synthesis and investigations into the anticancer and antibacterial activity studies of b-carboline chalcones and their bromide salts, Bioorg. Med. Chem. Lett.,, 2018, 28 (8) 1278-1282 

  • Shiv Dhiman, Nitesh Kumar Nandwana,Hitesh Kumar Saini, Dalip Kumar, Krishnan Rangan,Katherine N. Robertson, Mukund Jha, Anil Kumar, Nickel‐Catalyzed Tandem Knoevenagel Condensation and Intramolecular Direct Arylation: Synthesis of Pyrazolo[5,1‐a]‐isoquinoline Derivatives, Adv. Synth. Catal, 2018, 360, 1973-1983

  • P. O. Venkataramana Reddy, Babita Malik, Dalip Kumar, Sequential One-pot Synthesis of β-Carboline Analogs: An Efficient Strategy to Prepare Pityriacitrin and Alangiobussinine Natural Products, Indian Journal of Heterocyclic Chemistry, 2018, 28, 0000

2017

  • Mehra, M. K., Tantak, M. P., Arun, V., Kumar, I., Kumar, D. Metal-free regioselective formation of C-N and C-O bonds with the utilization of diaryliodonium salts in water: Facile synthesis of  N-arylquinolones and aryloxyquinolines, Org. Biomol. Chem., 2017, 15, 4956-4961

  • Tantak, M. P., Klingler, T. L., Arun, V., Kumar, A., Sadana, R., Kumar, D. Design and synthesis of bis(indolyl)ketohydrazide-hydrazones: Identification of potent and selective novel tubulin inhibitors, Eur. J. Med. Chem. 2017,136 (18) 184-194 

  • Dhiman, Shiv, Steven Rhodes, Dalip Kumar, Anil Kumar, and Mukund Jha. "Copper‐Catalyzed Tandem Imine Formation, Sonogashira Coupling and Intramolecular Hydroamination: A Facile Synthesis of 3‐Aryl‐γ− carbolines." ChemistrySelect, 2017, 2, 8922-8926.

  • P. O. Venkataramana Reddy, Shriprada Mishra, Mukund P. Tantak, Kumar Nikhil, Rachna Sadana , Kavita Shah and Dalip Kumar, Design, synthesis and in vitro cytotoxicity studies of novel β-carbolinium bromides Bioorg. Med. Chem. Lett.  2017, 27, 1379–1384

  • Dhiman, Shiv, Nitesh K. Nandwana, Shreemala Dhayal, Hitesh K. Saini, Dalip Kumar, and Anil Kumar, A Facile Synthesis of Quinazolin‐4 (3H)‐ones via Copper‐Catalyzed One‐Pot, Three‐Component Tandem Reaction." ChemistrySelect, 2017, 2, 8016-8019

  • Tantak, M. P., Mukherjee, D. D., Kumar, A., Chakrabarti, G., Kumar, D., A facile and microwave-assisted rapid synthesis of 2-arylamino-4-(3'-indolyl)-thiazoles as apoptosis inducing cytotoxic agents, Anticancer Agents Med Chem., 2017, 17(14) 442-455.

  • Jha M., Dhiman, S., Cameron, T. S., Kumar, D., Kumar. A. Au-catalyzed synthesis of thiopyrano[2,3-b]indoles featuring tandem rearrangement and hydroarylation, Org. Lett. 2017, 19(8) 2038-2041. 

  • Sridhar, S.N.C., Ginson, G., Reddy, P.O. V. Tantak, M. P., Kumar, D., Paul, A. T., Synthesis, evaluation and molecular modelling studies of 2-(carbazol-3-yl)-2-oxoacetamide analogues as a new class of potential pancreatic lipase inhibitors, Bioorg. Med. Chem., 2017, 25 (2) 609-620 .

 2016   

  • Dalip Kumar; V Arun; Meenakshi Pilania, An Access to 2-Arylindoles via Decarboxylative C-C Coupling in Aqueous Medium and Heteroaryl Carboxylates under Base-Free Conditions using Diaryliodonium Salts, Chem. Asian J. 2016, 11(23) 3345-3349.

  • V. Arun, P. O. V. Reddy, M. Pilania,  Dalip Kumar, A ligand and Base-free Access to Diverse Biaryls by the Reductive Coupling of Diaryliodonium Salts, Eur. J. Org. Chem. 2016, 2016 (12) 2096

  • D. D. Mukherjee, N. M. Kumar, M. P. Tantak, A. Das, A. Ganguli, S. Datta, Dalip Kumar, G. Chakrabarti, Development of novel bis(indolyl)-hydrazide–hydrazone derivatives as potent microtubule- targeting anti-cancer agents against lung cancer, Biochemistry, 2016, 55, 3020. 

  • B R. Vaddula, M. P. Tantak, R Sadana, M. A. Gonzaleza, Dalip Kumar, One-pot synthesis and in-vitro anticancer evaluation of 5-(2'-indolyl)thiazoles, Sci. Rep, 2016, 6, 23401.

2015
  • M. P. Tantak, J. Wang, R. P. Singh, A. Kumar, K. Shah, Dalip Kumar, 2-(3¢-Indolyl)-N-arylthiazole-4-carboxamides: Synthesis and evaluation of antibacterial and anticancer activities, Bioorg. Med. Chem. Lett. 2015, 26, 4225.
  • Dalip Kumar, B. Mishra, K. P. Chandrashekar, S. B. Khandagale, M. P. Tantak, A. Kumar, K. Akamatsu, E. Kusaka, K. Tanabe, T. Ito, Synthesis of meso-(4′-cyanophenyl) porphyrins: efficient photocytotoxicity against A549 cancer cells and their DNA interactions, RSC Adv.,2015, 5, 53618.
2014

  • Dalip Kumar, N. Maruthi Kumar, Mukund P. Tantak, Maiko Ogura, Eriko Kusaka and Takeo Ito Synthesis and identification of α-cyano bis(indolyl)chalcones as novel anticancer agents, Bioorg. Med. Chem. Lett. 2014, 24, 5170.

  • Dalip Kumar, V. Arun, Meenakshi Pilania and N. Maruthi Kumar, Organohypervalent Iodine Reagents in the Synthesis of Bioactive Heterocycles (Book Chapter), Green Synthetic Approaches for Biologically Relevant Heterocycles (Elsevier).

  • Shiv Dhiman, Kasiviswanadharaju Pericherla, Nitesh K. Nandwana, Dalip Kumar and Anil Kumar, Synthesis of Aza-Fused Isoquinolines through Domino Cross-Aldol Condensation and Palladium-Catalyzed Intramolecular Direct Arylation J. Org. Chem., 2014, 79 , 7399.

  • Dalip Kumar, Meenakshi Pilania, V. Arun and Savita Pooniya, C-H arylation of azaheterocycles: A direct ligand-free and Cu-catalyzed approach using diaryliodonium salts, Org. Biomol. Chem., 2014, 12, 6340. 

  • Dalip Kumar, Meenakshi Pilania, V.Arun, Bhupendra Mishra, A Facile and Expeditious One-Pot Synthesis of α-Keto-1,3,4-oxadiazoles, Synlett 2014, 25(8) 1137.

 2013   

  •  S. Bhattacharya, N M Kumar, A Ganguli, M P Tantak, Dalip kumar, G. Chakrabarti, NMK-TD-100, a Novel Microtubule Modulating agent, Blocks Mitosis and Induces Apoptosis in HeLa Cells by Binding to Tubulin, PLOS ONE 2013, 8(10) e76286.
  • Dalip Kumar,B A Mishra, K. P. C Shekar, A Kumar, K Akamatsu, R Kurihara, T. Ito Novel porphyrin-psoralen conjugates: synthesis, DNA interaction and cytotoxicity studies, Org. Biomol. Chem., 2013, 11, 6675-6679.
  • N M Kumar and Dalip Kumar, Recent Developments on Synthetic Indoles as Potent Anticancer Agents Chemistry & Biology Interface 2013,3, 276-303.
  • Dalip Kumar, K P Chandra Shekar, B. Mishra, R. Kurihara, M. Ogura, T. Ito, Cationic porphyrin–quinoxaline conjugate as a photochemically triggered novel cytotoxic agent, Bioorg. Med. Chem. Lett., 2013, 23, 3221-3224.
  • M P Tantak, A Kumar, B Noel, K Shah, Dalip Kumar, Synthesis and biological evaluation of 2-arylamino-5-(3’-indolyl)-1,3,4-oxadiazoles as potent cytotoxic agents,ChemMedChem., 2013, 8, 1468-1474.
  • Dalip Kumar, K P Chandrashekar, B Mishra, Synthesis and DNA photocleavage studies of novel porphyrin diarylthiazoles, J. Porphyrins Phthalocyanines, 2013, 17, 1073-1079.
  • Dalip Kumar, V. Arun, M. Pilania, K. P. Chandra Shekar, A metal-free and microwave-assisted efficient synthesis of diaryl sulfones, Synlett. 2013, 831-836.
  • B. Mishra, K P Chandra Shekar, Anil Kumar, S Phukan, S Mitra, Dalip Kumar, Facile synthesis, characterization and fluorescence studies of novel porphyrin appended thiazoles, J. Heterocyclic Chem. 2013, 50, 125-128.
  • Dalip Kumar, BA Mishra, KP Chandra Shekar, Anil Kumar, K Akamatsu, E Kusaka, T Ito, Remarkable photocytotoxicity of a novel triazole–linked cationic porphyrin–β–carboline conjugate, Chem. Commun. 2013, 49 (7), 683-685. 
  • S. Phukan, B. Mishra, K P Chandra Shekar, A. Kumar, Dalip Kumar, Fluorescence spectroscopic studies on substituted porphyrins in homogeneous solvents and cationic micellar medium, J. Luminescence, 2013, 134, 232.
2012
  • Dalip Kumar, V. Arun, N. Maruthi Kumar, G. Acosta, B. Noel, K. Shah, A facile synthesis of novel bis-(indolyl)-1,3,4-oxadiazoles as potent cytotoxic agents, ChemMedChem, 2012, 7, 1915.
  • Dalip Kumar, N. Maruthi Kumar, Brett Noel, Kavita Shah, A series of 2-arylamino-5-(indolyl)-1,3,4-thiadiazoles as potent cytotoxic agents, Eur. J. Med. Chem, 2012, 55, 432.
  • Dalip Kumar, G. Patel, L. Vijayakrishnan, S. G. Dastidar, A. Ray, Design and Synthesis of 3,5-Disubstituted-1,2,4-oxadiazoles as Potent Inhibitors of Phosphodiesterase4B2, Chem. Biol. Drug. Des., 2012, 79(5), 810-818.
  • Dalip Kumar, K P Chandra Shekar, B. Mishra, A. Kumar, K. Akamatsu, E. Kusaka, T. Ito, A facile Synthesis and Cytotoxicity of a Novel Porphyrin-Cryptolepine Conjugate , Chemistry & Biology Interface 2012, 2(2), 114-121.
  • Dalip Kumar, N. Maruthi Kumar and Mukund P. Tantak, A Convenient and Facile Synthesis of Naturally Occurring 2,5-Diaryloxazoles, Chemistry & Biology Interface 2012, 2, 331.
  • Dalip Kumar, N. M. Kumar, S. Ghosh, K. Shah, Novel bis(indolyl)hydrazide-hydrazones as potent anticancer agents, Bioorg. Med. Chem. Lett., 2012, 22, 212.
2011
  • Dalip Kumar, G. Patel, A. K. Chavers, K.-H. Chang, K. Shah, Synthesis of novel 1,2,4-oxadiazoles and analogues as potential anticancer agents, Eur. J. Med. Chem, 2011, 46, 3085.
  • Dalip Kumar, N. M. Kumar, K-H. Chang, R. Gupta, K. Shah, Synthesis and in-vitro anticancer activity of 3,5-bis(Indolyl)-1,2,4-thiadiazoles, Bioorg. Med. Chem. Lett., 2011, 21, 5897.
  • Dalip Kumar, V. B. Reddy, K.-H. Chang, K. Shah, One-pot synthesis and anticancer studies of 2-arylamino-5-aryl-1,3,4-thiadiazoles Bioorg. Med. Chem. Lett., 2011, 21, 2320.  
  • Dalip Kumar, N. M. Kumar, G. Patel, S. Gupta, R. S. Varma, A facile and eco-friendly synthesis of diarylthiazoles and diarylimidazoles in water  Tetrahedron Lett., 2011, 52, 1983. 
  • Dalip Kumar, N. M. Kumar, K.-H. Chang, K. Shah,Synthesis of Novel Indolyl-1,2,4-triazoles as Potent and Selective Anticancer Agents, Chem. Biol. Drug. Des., 2011, 77(3), 182.
  • Dalip Kumar, V. B. Reddy, A. Kumar, D. Mandal, R. Tiwari, K. Parang, Click chemistry inspired one-pot synthesis of 1,4-disubstituted 1,2,3-triazoles and their Src kinase inhibitory activity Bioorg. Med. Chem. Lett., 2011, 21(1), 449.
  • P. Ghosh, S. S. Jaffer, T. Das, A. Maity, N. M. Kumar, Dalip Kumar, P. Purkayastha, Solvatochromic study of three indoloquinoline derivatives: Effect of chloro group/s on the photophysics of thecompounds,  J. of Luminescence , 2011, 131 (1) 147-154 
  • C. S. Rossiter, E. Modica, Dalip Kumar, S. E. Rokita, Few constraints limit the design of quinone-methide-oligonucleotide self-adducts for directing DNA alkylation, Chem. Commun., 2011, 47, 1476.
    2010
  • Dalip Kumar, V. Buchi Reddy, Anil Kumar, Deendayal Mandal, Rakesh Tiwari, Keykavous Parang, Click chemistry inspired one-pot synthesis of 1,4-disubstituted 1,2,3-triazoles and their Src kinase inhibitory activity Bioorg. Med. Chem Lett., 2010 (in press).
  • Dalip Kumar, N. Maruthi Kumar, Kuei-Hua Chang, Kavita Shah, Synthesis of Novel Indolyl-1,2,4-triazoles as Potent and Selective Anticancer Agents, Chem. Biol. Drug. Des., 2010 (Accepted).
  • Dalip Kumar, N. Maruthi Kumar, Swapna Sundaree, Emmanuel O. Johnson, Kavita Shah An expeditious synthesis and anticancer activity of novel 4-(3'-indolyl)oxazoles Eur. J. Med. Chem, 2010, 45,1244.
  • Dalip Kumar, Swapna Sundaree, Gautam Patel, Anil Kumar, A novel and short synthesis of naturally occurring 5-(3'-indolyl)oxazoles, J. Heterocyclic Chem 2010 (in press).
  • Dalip Kumar, N. Maruthi Kumar, Kanako Akamatsu, Eriko Kusaka, Hiroshi Harada, Takeo Ito, Synthesis and biological evaluation of indolyl chalcones as antitumor agents Bioorg. Med. Chem Lett., 2010, 20 (13) 3916-3919.
  • Dalip Kumar, N. Maruthi Kumar, Kuei-Hua Chang, Kavita Shah, Synthesis and Anticancer Activity of 5-(3-Indolyl)-1,3,4-Thiadiazoles, Eur. J. Med. Chem, 2010, 45,4664.
  • Dalip Kumar, V. Buchi Reddy, An Efficient One-Pot Regioselective Synthesis of 1,4-Diaryl-1H-1,2,3-triazoles Using Click Chemistry, Synthesis, 2010, 1687.
    • 2009
  • Dalip Kumar, Swapna Sundaree, Emmanuel O. Johnson, Kavita Shah An efficient synthesis and biological study of novel indolyl-1,3,4-oxadiazoles as potent anticancer agents, Bioorg. Med. Chem Lett. 2009, 19, 4492.
  • Dalip Kumar, Gautam Patel, Anil Kumar, Ram K Roy Ionic Liquid Catalyzed Expeditious Synthesis of 2-Aryl-2,3-dihydroquinolin-4(1H)-ones and 2-Aryl-2,3-dihydro-4H-chromen-4-ones under Microwave Irradiation, J. Heterocyclic Chem 2009, 46, 791.
  • Dalip Kumar, V. Buchi Reddy, S. Sharad, U. Dube, S. Kapur A facile one-pot green synthesis and antibacterial activity of 2-amino-4H-pyrans and 2-amino-5-oxo-5,6,7,8-tetrahydro-4H-chromenes, Eur. J. Med. Chem. 2009, 44, 3805.
  • Dalip Kumar, Gautam Patel, Emmanuel O. Johnson, Kavita Shah Synthesis and anticancer activities of novel 3,5-disubstituted-1,2,4-oxadiazoles, Bioorg. Med. Chem Lett. 2009, 19, 2739.
  • Dalip Kumar, V. Buchi Reddy, Rajender S. Varma, A facile and regioselective synthesis of 1,4-disubstituted 1,2,3-triazoles using click chemistry, Tetrahedron Lett., 2009, 50, 2065.
  • Dalip. Kumar, G. Patel, V. B. Reddy, Greener and Expeditious Synthesis of 1,4-Disubstituted 1,2,3-Triazoles from Terminal Acetylenes and in situ Generated a-Azido Ketones, Synlett 2009, 399.
  • Anil Kumar, Israr Ahmad, M. Sudershan Rao, Gautam Patel and Dalip Kumar, An efficient PTT-mediated synthesis of a-azidoketones in ionic liquids, Indian J. Chem., Sec B 2009, 48B, 611.
  • Dalip Kumar, Maruthi Kumar. N., V. S. Rao, A Facile and Expeditious Synthesis of Cryptosanguinolentines, Chem. Lett., 2009, 38 (2) 156.
    • 2008 & Earlier
  • Dalip Kumar, S Sundaree, G. Patel, V. S. Rao, A facile synthesis of naturally occurring 5-(3-indolyl)oxazoles Tetrahedron Lett., 2008, 49, 867.
  • Dalip Kumar, V. B. Reddy, B. G. Mishra, R. K. Rana, M. N. Nadagouda, R. S. Varma, Nanosized magnesium oxide as catalyst for the rapid and green synthesis of substituted 2-amino-2-chromenes, Tetrahedron 2007, 63, 3093.
  • Dalip Kumar, M. S Sundaree.; G. Patel,.; V. S. Rao, R. S. Varma, Solvent-free facile synthesis of novel a-tosyloxy ß-keto sulfones using [hydroxy(tosyloxy)iodo]benzene Tetrahedron Lett., 2006, 47, 8239.
  • Y. Ju, Dalip Kumar, R. S. Varma, Revisiting nucleophilic substitution reactions: microwave-assisted synthesis of azides, thiocyanates, and sulfones in an aqueous medium, J. Org. Chem. 2006, 71, 6697.
  • Dalip Kumar, M. S. Sundaree, B. G. Mishra, Sulfated zirconia-catalyzed one-pot benign synthesis of 3,4-dihydropyrimidin-2(1H)-ones uncer microwave irradiation Chem. Lett., 2006, 35, 1074.
  • Dalip Kumar, B. G. Mishra, Sulfated zirconia and phosphotungstic acid catalyzed synthesis of some biologically potent heterocyclic compounds Bull. Catal Soc. India, 2006, 5, 121.
  • Y. Ju; Dalip Kumar; R. S. Varma, Chemical synthesis in aqueous media using microwaves, 40th Annual International Microwave Symposium Proceedings, 2006, 39.
  • Dalip Kumar, S. Sundaree,.V. S. Rao, R. S. Varma, A facile one-pot synthesis of ß-keto sulfones from ketones under solvent-free conditions. Tetrahedron Lett. 2006, 47, 4197.
  • B. G. Mishra, Dalip Kumar, V. S. Rao, H3PW12O40 catalyzed expeditious synthesis of 3,4-dihydropyrimidin-2(1H)-ones under solvent-free conditions, Catal Commun. 2006, 7, 457.
    • Dalip Kumar, S. Sundaree, V. S. Rao, Facile one-step conversion of ketones into a-azidoketones using [hydroxyl(tosyloxy)iodo]benzene and sodium azide in the presence of a phase-transfer catalyst under solvent-free conditions, Synth. Commun. 2006, 36, 1893.
  • Dalip Kumar, S. E. Rokita, Synthesis of a hairpin pyrrole-imidazole polyamide conjugate containing a quinone methide precursor and vinyl linking group. Tetrahedron Lett. 2004, 45, 2887
  • Dalip Kumar, W. F. Veldhuyzen, Q. Zhou, S. E. Rokita, Conjugation of a hairpin pyrrole-imidazole polyamide to a quinone methide for control of DNA cross-linking. Bioconjugate Chem. 2004, 15, 915.
  • L. Feng, Dalip Kumar, D. M Birney, S. M. Kerwin, a,5-Didehydro-3-picoline diradicals from skipped azaenediynes: computational and trapping studies of an aza-Myers-Saito cyclization. Org. Lett. 2004, 6, 2059.
  • F. Liping Dalip Kumar, S. M. Kerwin, An extremely facile aza-Bergman rearrangement of sterically unencumbered acyclic 3-aza-3-ene-1, 5-diynes. J. Org. Chem. 2003, 68, 2234.
  • S. P. Gupta, A. N. Mathur, A. N. Nagappa, Dalip Kumar, A quantitative structure-activity relationship study on a novel class of calcium entry blockers:1-[{4-(aminoalkoxy)phenylsulfonyl] indolizines Eur. J. Med. Chem., 2003, 38, 867.
  • S. P. Gupta, Dalip Kumar, S. Kumaran, A quantitative structure-activity relationship study of hydroxamate matrix metalloproteinase inhibitors derived from functionalized 4-aminoprolines Bioorg. Med. Chem., 2003, 11, 1975.
  • S. P. Gupta, V. Maheswaran, V. Pande, Dalip Kumar, A comparative quantitative structure-activity relationship study on carbonic anhydrase and matrix metalloproteinase inhibition by sulfonylated amino acid hydroxymates J. Enzyme Inhibition & Med. Chem., 2003, 18, 7.
  • Dalip Kumar, S. P. Gupta, A quantitative structure-activity relationship study on some matrix metalloproteinase and collagenase inhibitors Bioorg. Med. Chem., 2003, 11, 421.
  • A. K., Nadipuram, W. M., David, Dalip Kumar, S. M. Kerwin, Synthesis and thermolysis of heterocyclic 3-aza-3-ene-1, 5-diynes Org. Lett., 2002, 4, 4543.
  • W. Tuntiwechapikul, W. M. David, Dalip Kumar, S. M. Kerwin, M. A. Salazar, Synthetic aza-enediyne with novel cytosine-specific DNA cleavage properties Biochemistry, 2002, 41, 5283.
  • S. M. Kerwin, W. M. David, Dalip Kumar, Preparation of aza-enediynes, aza-enediyne allenes, or aza-diallenes as DNA-cleaving antitumor agents US Patent 2001, 6297284.
  • Dalip Kumar, W. M. David, S. M. Kerwin, N-Propargyl-2-alkynylbenzothiazolium functionality in DNA cleavage Bioorg. Med. Chem. Lett., 2001, 11, 2971.
  • W. M. David, Dalip Kumar, S. M. Kerwin, Synthesis of heterocyclic aza-enedyine and Its DNA-cleavage properties Bioorg. Med. Chem. Lett., 2000, 10, 2509.
  • S. P. Singh, Dalip Kumar, H. Batra, R. Naithani, I. Rozas, J. Elguero, The reaction between hydrazines and ß-dicarbonyl compounds: proposal for a mechanism, Can. J. Chem. 2000, 78, 1109.
  • R. S. Varma, Dalip Kumar Solventless regeneration of ketones from thioketones using clay supported nitrate salts and microwave irradiation Synth. Commun., 1999, 29, 1333.
  • S. P. Singh, Dalip Kumar, B. J. Jones,. M. D. Threadgill, Formation and dehydration of a series of 5-hydroxy-5-trifluoromethyl-4,5-dihydropyrazoles J. Fluorine Chem., 1999, 94, 199.
  • R. S. Varma, Dalip Kumar Manganese triacetate oxidation of Hantzsch 1,4-dihydro- pyridines to pyridines Tetrahedron Lett., 1999, 40, 21.
  • R. S. Varma, Dalip Kumar Hypervalent iodine mediated ring contraction of 2-arylidene cycloalkanones: a facile synthesis of 2-arylidene cycloalkanes carboxylates Synthesis, 1999, 1288.
  • R. S. Varma, Dalip Kumar Oxidation of dihydropyridines to pyridines under solvent-free conditions using sulfur and microwave irradiation J. Chem. Soc. Perkin Trans I, 1999, 1755.
  • R. S. Varma, Dalip Kumar Microwave-accelerated solvent-free synthesis of thioketones, thiolactones, thioamides, thionoesters and thioflavanoids Org. Lett., 1999, 1, 697.
  • R. S. Varma, Dalip Kumar Microwave-accelerated three component condensation reaction on clay: solvent-free synthesis of imidazo[1,2a] annulated pyridines, pyrazines and pyrimidines Tetrahedron Lett., 1999, 40, 7665.
  • C. O. Kappe, Dalip Kumar, R. S. Varma, Microwave-assisted high-speed parallel synthesis of 4-aryldihydropyrimidine-2(1H)-ones using solventless Biginelli condensation protocol Synthesis, 1999, 1799.
  • R. S. Varma, P. N. Kannan, Dalip Kumar Can ultrasound agitation be a substitute for phase transfer catalysts? Catalysis and sonochemical acceleration in nucleophilic substitution of alkyl halides and a-tosyloxyketones: synthesis of alkyl azides and a-azido ketones J. Mol. Cat. Chem A, 1999, 149, 153.
  • R. S. Varma, R. K. Saini, Dalip Kumar An expeditious synthesis of flavones on montmorillonite clay with microwaves J. Chem. Res. (s), 1998, 348.
  • R. S. Varma, Dalip Kumar, R. Dahiya, Solid state oxidation of benzoins on alumina supported copper (II) sulfate under microwave irradiation J. Chem. Res. (s), 1998, 324.
  • R. S. Varma, Dalip Kumar Surfactant pillared clays as phase transfer catalysts: a facile synthesis of a-azido ketones from a-tosyloxyketones and sodium azide Catal. Lett., 1998, 53, 225.
  • R. S. Varma, Dalip Kumar A facile one-pot synthesis of 2,5-disubstituted oxazoles using iodobenzene diacetate. J. Heterocyclic Chem., 1998, 35, 1533.
  • R. S. Varma, Dalip Kumar Manganese triacetate oxidation of phenolic Schiff’s bases: synthesis of 2-arylbenzoxazoles J. Heterocyclic Chem., 1998, 35, 1539.
  • R. S. Varma, Dalip Kumar Hypervalent iodine oxidation of 2-aryl-1,2,3,4-tetrahydro-4-quinolones: an expedient route to naturally occurring 4-alkoxy-2-arylquinolines Tetrahedron Lett., 1998, 39, 9113.
  • R. S. Varma, Dalip Kumar, P. J. Liesen, Solid state synthesis of 2-aroybenzofuran, thiazoles and 3-aryl-5,6-dihydroimidazo [2,1b] thiazoles using microwave irradiation and a-tosyloxyketones J. Chem. Soc. Perkin Trans-I, 1998, 4093.
  • S. P. Singh, Dalip Kumar A facile synthesis of 5-methyl-4-trifluoroacetyl-1-phenyl / heterocyclyl pyrazoles J. Chem. Res. (s) 1997, 142.
  • S. P. Singh, Dalip Kumar, O. Prakash, R. P. Kapoor, Hypervalent iodine oxidation of 1,3,5-trisubstituted pyrazolines: a facile synthesis of 1,3,5-trisubstitutedpyrazoles Synth. Commun, 1997, 27, 2683.
  • S. P. Singh, Dalip Kumar, D. Kumar, A. Martinez, J. Elguero, Conformation and ortho steric effects in a series of 2-(pyrazol-1-yl)quinolines J. Heterocyclic Chem., 1996, 33, 323.
  • S. P. Singh, Dalip Kumar, D. Kumar, Reaction of aryl and heterocyclylhydrazines with 2-methylchromones : structural investigation of the products Synth Commun, 1996, 26 , 3193.
  • M. S. Khanna, Dalip Kumar, C. P. Garg, R. P. Kapoor, A novel approach to tetrahydro- benzothiazepines from chalcones using o-aminothiophenol Indian J. Chem., 1995, 34B, 333.
  • S. P. Singh, Dalip Kumar, D. Kumar R. P. Kapoor, Reaction of 2-hydrazinobenzoxazole with 1,3-diketones: formation of some unexpected products Indian J. Chem., 1995, 34B, 682.
 

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