Dr. Sankar J.

Inorganic/Organic/ Bioinorganic Chemistry

  • Designation : Associate Professor
  • Phone : +91 755 269 1307, 669 1307
  • Email : sankar@iiserb.ac.in
  • Fax : +91 755 669 2392

Profile Details

    Organic Materials for Opto-electronic Devices

    Highly Fluorescent Molecules

    Molecules with Extended π-conjugation for Nonlinear Optical Applications

    Near-IR Absorbing Dyes

    Sensors for Anions, Cations and Neutral Molecules

    • A Selective Fluoride Sensor and a Digital Processor with “Write-Read-Erase-Read” Behaviour Basant Kumar, Masood Ayoub Kaloo, Adiki Raja Sekhar and Jeyaraman Sankar Dalton Trans. 2014, DOI: 10.1039/C4DT02093F

    • Novel Azepino-perylenebisimides: Synthesis, Structure, and Properties (Ruchika Mishra, Piyush Panini, and Jeyaraman Sankar* Org.Lett. DOI: 10.1021/ol.501822c)

    • Aliphatic Amine Discrimination by Pentafluorophenyl Dibromo BODIPY (Adiki Raja Sekhar, Masood Ayoub Kaloo, and Jeyaraman Sankar* Chem. Asian J. DOI: 10.1002/asia.201402389)

    • Selective iodide chemosensing through a redox-active Cu-corrole (Biju Basumatary, Masood Ayoub Kaloo, Vineet Kumar Singh, Ruchika Mishra, Muthuchamy Murugavel and Jeyaraman Sankar* RSC Adv., 2014, 4, 28417-28420)

    • Thienyl-linked Pyrenes: New Green-Emitting Triads Ruchika Mishra and Jeyaraman Sankar RSC Adv., 2013, 3, 10658-10661.

    • Exclusive Fluoride Ion Recognition and Fluorescence “turn-on” Response with a Label-free DMN Schiff base Masood Ayoub Kaloo and Jeyaraman Sankar Analyst, 2013,138, 4760-4763. (One of the “Most downloaded articles” in July).

    • A Molecular Boolean Mimic with OR, NOR, YES and INH Functions: Dual-ion Recognition Driven Fluorescence “turn-on” Masood Ayoub Kaloo and Jeyaraman Sankar New J. Chem., 2014, 38, 923-926.

    • A new meso-meso directly-linked Corrole-Porphyrin-Corrole Hybrid: Synthesis and Photophysical Properties Muthuchamy Murugavel, R. V. Ramana Reddy and Jeyaraman Sankar RSC Adv., 2014, 4, 13669-13672.

    • Tuning the Electronic Nature of Mono-bay Alkynyl-Phenyl-Substituted Perylene-bisimides: Synthesis, Structure and Photophysical Properties Ruchika Mishra, Jong Min Lim, Minjung Son, Piyush Panini, Dongho Kim and Jeyaraman Sankar Chem. Eur. J. (DOI: 10.1002/chem.201400099).

    • Modified Corroles With One Meso-Free Carbon: Synthesis and Characterization Sankar, J.; Anand, V. G.; Venkatraman, S.; Rath, H.; Chandrashekar, T. K. Org. Lett. 2002, 4, 4233.

    • Porphyrins in Photodynamic Therapy – A Search for Ideal Photosensitizers Pushpan, S. K.; Venkatraman, S.; Anand, V. G.; Sankar, J.; Parmeswaran, D.; Ganesan, S.; Chandrashekar, T. K. Current Medicinal Chemistry-Anti Cancer Agents. 2002, 2, 187. (Review).

    • Core-Modified Oxybenziporphyrins: New Aromatic Ligands for Metal-Carbon Bond Activation Venkatraman, S.; Anand, V. G.; Pushpan, S. K.; Sankar, J.; Chandrashekar, T.K. Chem. Comm. 2002, 5, 462.

    • First Structural Characterization of Core-Modified 10,15-meso Aryl Azuliporphyrins: Observation of C-H---p Interaction Between Pyrrole b-CH and Mesityl Ring Venkatraman, S.; Anand, V. G.; PrabhuRaja, V.; Rath, H.; Sankar, J. Chandrashekar, T.K.; Teng, W.; Senge, K. R. Chem. Comm. 2002, 16, 1660.

    • Core-Modified Hexaphyrins; Characterization of Two- and Four-Ring Inverted 26p Aromatic Macrocycles Rath, H.; Anand, V. G.; Sankar, J.; Venkatraman, S.; Chandrashekar, T. K.; Joshi, B.; Khetrapal, C. L.; Schilde, U.; Senge, M. O. Org. Lett. 2003, 5, 3531.

    • Oxasmaragdyrin-Ferrocene and Oxacorrole-Ferrocene Conjugates: Synthesis, Structure, and Nonlinear Optical Properties Venkatraman, S.; Kumar, R.; Sankar, J.; Chandrashekar, T. K.; Sendhil, K.; Vijayan, C.; Kelling, A.; Senge, M. O. Chem. Eur. J. 2004, 10, 1423.

    • Syntheses of Core-Modified Corroles by Three Different [3+1] Methodologies Sankar, J.; Rath, H.; PrabhuRaja, V.; Chandrashekar, T.K.; Vittal, J. J. J. Org. Chem. 2004, 69, 5135.

    • Aromatic Core-Modified Twisted Heptaphyrins []: Syntheses and Structural Characterization Rath, H.; Sankar, J.; PrabhuRaja, V.; Chandrashekar, T. K.; Joshi, B. S. Org. lett. 2005, 24, 5445.

    • Figure-eight Aromatic Core-modified Octaphyrins with six meso Links: Synthesis and Structural Characterization Rath, H.; Sankar, J.; PrabhuRaja, V.; Chandrashekar, T. K.; Joshi, B.; Roy, R. Chem. Comm. 2005, 3343.

    • Core-Modified Expanded Porphyrins with Large Third-Order Nonlinear Optical Response Rath, H.; Sankar, J.; PrabhuRaja, V.; Chandrashekar, T. K.; Nag, A.; Goswami, D. J. Am. Chem. Soc. 2005, 127, 11608.

    • Smaragdyrin-Azobenzene Conjugates: Syntheses, Structure, and Spectral and Electrochemical Properties Gokulnath, S; PrabhuRaja, V; Sankar, J; Chandrashekar, T. K. Eur. J. Org. Chem. 2007, 1, 191.

    • meso-meso Linked Corrole Dimers with Modified Cores: Synthesis, Characterization and Properties Sankar, J.; Rath, H.; PrabhuRaja, V.; Gokulnath, S.; Chandrashekar, T. K.; Purohit, C. S.; Verma, S. Chem. Eur. J. 2007, 13, 105.

    • 2, 5-Thienylene-Bridged Triangular and Linear Porphyrin Trimers Song, J.; Jang, S. Y.; Yamaguchi, S.; Sankar, J.; Hiroto, S.; Aratani, N.; Shin, J-Y.; Easwaramoorthi, S.; Kim, K. S.; Kim, D.; Shinokubo, H.; Osuka, A. Angew. Chem.. Int. Ed. 2008, 47, 6004-6007. From IIT Kanpur

    • Unambiguous Identification of Möbius Aromaticity for meso-Aryl Substituted [28]Hexaphyrins ( Sankar, J.; Mori, S.; Saito, S.; Rath, H.; Suzuki, M.; Inokuma, Y.; Shinokubo, H.; Kim, K. S.; Yoon, Z. S.; Shin, J-Y.; Lim, J. M.; Matsuzaki, Y.; Osamu, M.; Muranaka, A.; Kobayashi, N.; Kim, D.; Osuka, A. J. Am. Chem. Soc. 2008. 130, 13568.

    • Temperature Dependent Molecular Locking of meso- Hexakis (pentafluorophenyl) [28]Hexaphyrins ( into Möbius Structures Kim, K. S.; Yoon, Z. S.; Ricks, A.; Shin, Jae-Yoon, Mori, S.; Sankar, J.; Saito, S.; Jung, Y. M.; Wasielewski, M.; Osuka, A.; Kim, D. J. Phys. Chem. 2009, 113 (16),4498.