Date of joining

June, 2014

Dr. Puttaraju. K. B
Research Associate
Solid State and Structural Chemistry Unit (SSCU)
Indian Institute of Science (IISc)
Bangalore 560012, INDIA
Phone: 080 2293 2952/2295


Synthesis and characterization of π conjugated organic small molecules and polymers for solar cells.


2010 – 2014:  Ph.D in Chemistry, Bangalore university, Bangalore.
2005 – 2007: M.Sc  in Organic Chemistry, University of Mysore, Mysore.

Experience (Internship)

June 2008 – April 2009: Research Scientist, Syngene Int Ltd, Bangalore


  • Role of Intrinsic Photogeneration in Single Layer and Bilayer Solar Cells with C60 and PCBM; Tobias Hahn, Steffen Tscheuschner, Christina Saller, Peter Strohriegl, Puttaraju Boregowda, Tushita Mukhopadhyay, Satish Patil, Dieter Neher, Heinz Bassler, Anna Kohler. J. Phys. Chem. C, 120, 2016, 25083-25091.
  • Microwave assisted synthesis of dihydrobenzo[4,5]imidazo[1,2-a]pyrimidin-4-ones; synthesis,in vitro antimicrobial and anticancer activities of novel coumarin substituted dihydrobenzo[4,5]imidazo[1,2-a]pyrimidin-4-ones; Puttaraju Boregowda, K. Shivashankar, Chandra, M. Mahendra, V. P. Rasal, P. N. V. Vivek, K. Rai and M. B. Chanu. EurJMedChem, 69, 2013, 316-322.
  • Air-Stable n-channel Diketopyrrolopyrrole-Diketopyrrolopyrrole Oligomers for High Performance Ambipolar Organic Transistors;  Mukhopadhyay, Tushita; Puttaraju, Boregowda; Senanayak, Satyaprasad; Sadhanala, Aditya; Friend, Richard; Faber, Hendrik; Anthopoulos, Thomas; Salzner, Ulrike; Meyer, Andreas; Patil, Satish.ACS Appl. Mater. Interaces, 8, 2016, 25415-25427.
  • Deep Blue electroluminescence device based on coumarin derivatives; Shiv Kumar, Puttaraju Boregowda, S. patil. Chem Plus Chem, 2016, 384-390.
  • Iodine-catalyzed three component reaction; a novel synthesis of 2-aryl-imidazo [1,2-a]pyridine scaffolds; Puttaraju Boregowda, K. Shivashankar.RSc Advances, 3, 2013, 20883-20890.
  • 4-Bromomethyl-6-tert-butyl-2Hchromen-2-one; H. Nagarajaiah, B. Puttaraju, K. Shivashankar, N. S. Begum. Acta Cryst, 2013, E69, o1056.
  • 2-Trifluoromethyl-10H-benzo[4,5]-imidazo[1,2-a]pyrimidin-4-one; Chandra, B. Puttaraju, K. Shivashankar, E. A. Jithesh Babu, M. Mahendra. Acta Cryst, 2013, E69, o1536
  • InCl3-assisted, synthesis and cytotoxic studies of some novel heteroaryl thiazoles;   B. Puttaraju, K. Shivashankar, V. P. Rasal, P. N. Venkatavivek, R. R. Korivi, B. S. G. Chand.Int. J. Chem. Pharma. Sci. 4, 2013, 33-41.
  • Synthesis and biological evaluation of 4-(3-hydroxy-benzofuran-2-yl)coumarins; B. Puttaraju, K. Shivashankar, V. P. Rasal, J. R. Eluru, E. Koyye. Org Chem Int. Vol 2014, Article ID 297586,
  • Vibrational spectroscopy investigation using M06-2X and B3LYP  methods  analysis  on  the structure  of  2-Trifluoromethyl-10H-benzo[4,5]-imidazo [1,2-a]pyrimidin-4-one. Yusuf  Serta, M. Mahendra,  Chandra, K. Shivashankar , K. B. Puttaraju, H. Dogana, Cagri Cirake, Fatih Ucun. Spectrochim. Acta A. 128, 2014, 109-118.