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Prof. Jayanty Subbalakshmi

hyderabad Chemistry

Professor
Department of Chemistry

Design, Synthesis, Characterisation and study of new Molecular Materials for Optical, Conducting and Biological applications
Department of Chemistry
Chamber No. B121
Birla Institute of Technology and Science-Pilani, Hyderabad Campus
Jawahar Nagar, Kapra Mandal, Medchal-Malkajgiri District
Hyderabad-500078
jslakshmi@hyderabad.bits-pilani.ac.in
jskvs1974@gmail.com
040-66303561
9505919741

Publications

  1. Anuradha Mohitkar, Melchi, C., Subbalakshmi Jayanty. Utilization of 7,7-bis(N,N-diethylethylenediamino)-8,8-dicyanoquinodimethane molecular crystal as an organic optical waveguide. Optical Materials, 2024, 153, 115578.https://doi.org/10.1016/j.optmat.2024.115578, Elsevier 
  2. Sivaganesh, B.; Subbalakshmi, J.*; Satyanarayana Raju, T.; Suresh, K.; Venkata Siva Ramakrishna Reddy, K. (Submitted, 2024, Springer journal)
  3. Anuradha Mohitkar, Renuka H, Sanket G., Subbalakshmi J., (2023, 8, 40836-40847, ACS Omega journal, https://doi.org/10.1021/acsomega.3c05939;) Efficient Standalone Flexible Small Molecule Organic Solar cell Devices: Structure-Performance Relation Among Tetracyanoquinodimethane Derivative
  4. Himabindu, B., Srivarsha B., Vamsikrishna Venuganti, V., Subbalakshmi Jayanty. (Chemistry Select. DOI: 10.1002/slct.202302367, 2024,9, e 202302367(1-15) Wiley)
  5. Himabindu, B., Moromi, N., Sabyashachi, M., Subbalakshmi, J. Spirocyclic Rhodamine B Benzoisothiazole Derivative: A Multi-Stimuli Fluorescent Switch Manifesting Ethanol Responsiveness, Photoresponsiveness and Acidochromism, RSC Advances,2023, 13, 5134-5148, (Accepted Recently). https://doi.org/10.1039/D2RA07877E Graphical abstract: Spirocyclic rhodamine B benzoisothiazole derivative: a multi-stimuli fluorescent switch manifesting ethanol-responsiveness, photo responsiveness, and acidochromism
  6. Gayathri P., Sasikala R., Subramanyan K., Anuradha M., Subbalakshmi J., Mehboobali P., A Abdullah, Dohyun M,m Philip Anthony S.* Thermochromic TADF Boron Complexes: Molecular Thermometer and Alkyl chain Controlled Molecular Fluorescent Liquids, Acceptedin New Journal of Chemistry,2023. 47,7288-7298. DOI:10.1039/D2NJ04474A
  7. Gayathri P., Siva Bala Subramaniyan, A.V., Anwarhussaini SD., Subbalakshmi J., Mehboobali Pannipara, A. G. Al-Sehemi, Dohyun M., Philip Anthony S., * Dark to Bright Fluorescence State by Inter-connecting Fluorophores: Concentration Dependent Blue to NIR Emission and Live Cell Imaging Application New Journal of Chemistry, 2022, 46, 16409-16418. https://doi.org/10.1039/D2NJ03457C
  8. Sivaganesh, B.; Subbalakshmi, J.*; Satyanarayana Raju, T.; Suresh, K.; Venkata Siva Ramakrishna Reddy, K. Evolution of Stability-Indicating Method in the Quantification of Related Substances and Degradation Products of Elagolix Sodium: Quality by Design Driven Approach Utilizing Ultra-High Performance Liquid Chromatography,  Chromatographia, 2023, 86, 31-42. DOI : 10.1007/s10337-022-04223-2.
  9. Subbalakshmi Jayanty,* Tetracyanoquinodimethane based small organic molecules as potential memristor and solar cell devices. Published on 8th August 2023 as Book Chapter 13; in "Miniaturized Electrochemical Devices-Advanced Concepts, Fabrication and Application." https://doi.org/10.1201/b23359.  CRC/Taylor and Francis. 1st Edition e Book ISBN  16 Pages, Publication location Boca Raton.
  10. Anwarhussaini, SD., Anuradha, M., Subbalakshmi, J.* Unprecedented Transformation from cyclized zwitterionic oxazolidine derivatives to corresponding non-zwitterionic aromatic amides via Vilsmeir reagent in a one pot reaction: Optical property and Crystallography.New Journal of Chemistry, 2022, 46, 8069-8078. DOI:10.1039/D2NJ00591C.
  11. Anwarhussaini, SD, Renuka H, Anuradha,M, Raghavaiah, P Mahadev Sai Karthik, C, Sanket, G., Subbalakshmi, J*,Photophysical, electrochemical properties and flexible organic solar cell application of 7,7-bis(1-cyclopropyl carbonyl piperazino)-8,8 dicyanoquinodimethane, Material Advances, 2022, 3, 3151-3164. DOI: 10.1039/D1MA00778E.
  12. Himabindu, Battula Sunita, M, Sony Priyanka,B,Shristy, K,Sabyashachi, M, Himanshu, A. Venkata Vamsi Krishna, V,  Subbalakshmi, J.* Selective and swift-responsive rhodamine B based probes: recognition of multi-metal ions, on-site sensing of Fe(III) in water samples and bioimaging under aqueous media, Journal of Photochemistry & Photobiology A: Chemistry, 2022, 426, 113748-11360. https://doi.org/10.1016/j.jphotochem.2021.113748.
  13. Anwarhussaini Syed, Sabyashachi Mishra, Subbalakshmi, J.*7,7-bis(N, N-diethylethylenediamino)-8,8-dicyanoquinodimethane: Effect of Ethyl Moiety on the Photophysical Property besides Thermal stability, Journal of Fluorescence, 2022, 32, 115-124. https://doi.org/10.1007/s10895-021-02830-0.
  14. Anwar Hussaini SD, Himabindu, B., Sabyashachi Mishra*and Subbalakshmi, J.* Distinct Tetracyanoquinodimethane derivatives: Enhanced Fluorescence in solutions and unprecedented cation recognition in the solid state. ACS Omega, 2021, 6, 3090-3105. DOI 10.1021/acsomega.0c05486.
  15. Anwarhussaini, SD, Himabindu, D., Yamini, B., Tarun, P., Balaram, G., Subbalakshmi J*“ Unique mono/di-substituted TCNQ derivatives possessing fluorescence property and Anticancer activity. 2021, Chemistry Select, 6, 7354-7366. https://doi.org/10.1002/slct.202101721. 
  16. Himabindu, B., Sivaganesh, B., Yamini, B., Tarun, P., Balaram ghosh,*Subbalakshmi, J.* “Distinct Rhodamine B derivatives exhibiting dual effect of anticancer activity and Fluorescence property, Journal of Photochemistry & Photobiology, 2021, 6, 100026 -100037. https://doi.org/10.1016/j.jpap.2021.100026.
  17. Himabindu, B., Anwar Hussaini SD, Smriti,R.Nahata, Lipi,D. Patnaik, Santosh,R. Subbalakshmi, J.*Photophysical property and thermal stability of a simple protonated hydrogen bonding complex:3-Amino-5-nitro-[2,1]benzoisothiazole-p-toluenesulfonate. Journal of Molecular Structure. 2021, 1225, 129090-129101. doi:10.1016/j.molstruc.2020.129090.
  18. Anwar Hussaini SD, Himabindu B., Pavan Kumar, B., Souvik, K., Chanchal, C., Subbalakshmi, J.*, Photophysical, electrochemical and flexible organic resistive switching memory device application of a small molecule: 7,7-bis(hydroxyethlypiperazino)dicyanoquinodimethane, Organic Electronics.2020, 76, 105457-105468. https://doi.org/10.1016/j.orgel.2019.105457
  19. Sivaganesh, B., Subbalakshmi, J., Satyanarayana Raju, T.; Sivasankar, B. “Quality by design approach to develop stability indicating method to quantify related substances and degradation products of sacubitril by high performance liquid chromatography”, Journal of Chromatographic Science 2020, 58, 844-858.doi.org/10.1093/chromsci/bmaa054
  20. Jayanty Subbalakshmi, Principal Inventorand Co-Inventors: Anwar Hussaiani SD “Compounds for use as anticancer agents and a process for synthesizing the same” Indian Patent filed Application no. 201941002679 on January 29th 2019. (published on July 24 2020)
  21. Jayanty Subbalakshmi, Principal Inventorand Co-Inventors: Himabindu Battula “Novel rhodamine B amides and processes for preparing the same” Indian Patent filed, Application no. 201911020063 on May 21st 2019. (27 November, 2020).
  22. Jyothi Lakshmi, A.; Shantanu, K.; Jayanty, S.*(Chapter in Book: Synthesis and Characterization of Templated polyanilines: A New Class of Polymeric Materials: Chapter 14, Functionalized Engineering Materials and Their Applications Apple Academic PressCRC, Taylor and Francis Group, Published in September 2018.
  23. T. Yadagiri, R. Santosh., G. Subhas, J. Subbalakshmi,B. Anupam, One-Pot two step Nazarov-Schmidt Rearrangement, for the synthesis of Fused -Lactam Systems, Chemistry Select, 2017, 2, 9744-9750.
  24. G. Dhruvasamhith, S. M. Hussain., “Polyvinyl Alcohol processed Templated Polyaniline Films: Preparation, Characterization and Assessment of Tensile Strength” International Journal of Chemical, Molecular, Nuclear, Materials and Metallurgical Engineering, J. Subbalakshmi*, 2017, Vol. 11, No. 1, Page 60-64.
  25. Subbalakshmi J.*, Dhruvasamhith G., Hussain, S. M. “Polyvinyl Alcohol processed Templated Polyaniline                 Films: Preparation, Characterization and Assessment of Tensile Strength” Conference Proceedings, 2017, Vol.           19(1)Page 1417-1421.
  26. Raghavaiah, P., Kuladeep, R., Narayana, Rao, D., Jyothilakshmi, A., Srujana, P., Subbalakshmi, J*.Bis- (1-(2-Amino ethyl) piperidino), (2-(2-Amino ethyl)pyridino) and (1-(2-Amino ethyl)pyrrolidino) substituted dicyanoquinodimethanes: Consequences of flexible ethylene spacers with heterocyclic moieties and amine functionalities. Acta Cryst Section B: Structural Science, Crystal Engineering and Materials, 2016, 72(5), 709-715.
  27. T. Nakamura and S. Jayanty*, Poly (4-styrenesulfonate) templated polyaniline-carboxymethyl cellulose blend: morphology and surface resistivity of the spin coated films. Soft Materials, 2016, 14, 309-315.
  28. Hunsur Nagendra Nagesh., Amaroju Suresh., Muthyala Nargarjuna Reddy., Narva Suresh., Jayanty Subbalakshmiand Kondapalli Venkata Gowri Chandrasekhar.  Multicomponent cascade reaction: dual role of copper in the synthesis of 1, 2, 3-triazole tethered benzimidazo [1, 2-a] quinolone and their photophysical studies. RSC Adv. 2016, 6, 15884-15894. (Performed photophysical studies for all the molecules).
  29. Madhuri, P., Nikhil Sainath, V., Jayanty, S. Adasumalli, R. B. “Pulp and Black Liquor Characterization of Subabul Wood after Craftcooking” IPPTA-The Official International Journal of The Indian Pulp and Paper Technical Association, 2016, Vol. 28, No. 2 page 26-38.
  30. S. Jayanty* Carboxymethylcellulose templated polyaniline: Film Morphology and Conductivity. International Journal of energy, sustainability and environmental engineering, 2015, Vol. 1(4-6), 123- 127.
  31. Arun, B., Jayanty, S.*Supramolecular helical self-assemblies in 1-(2-cyanophenyl piperazine) and 4-piperidinopiperidine bis-substituted tetracyanoquinodimethane fluorophores. Dyes and Pigments. 2014, 101, 303-311.
  32. K.M.Naidu, A. Suresh,J. Subbalakshmi, D. Sriram, P. Yogeeswari, P. Raghavaiah, K.V.G. Chadrasekhar Design, synthesis and antimycobacterial activity of various 3-(4-(substitutedsulfonyl)piprazin-1-yl)benzo[d]isooxazole derivatives, Eur.J. Med. Chem. 2014, 87, 71-78.
  33. S. Jayanty*Synthesis, Conductivity and Morphology study of Polystyrenesulfonate Templated Tetrathiafulvalene Polyionic Polymers. Applied Science and Advanced Materials International, 2014,1(2),56-59.
  34. Arun, B.; Jayanty, S.* Raghavaiah, P. Synthesis and studies of a novel (2-Amino, 6-nitrobenzothiazole) co-crystal. Journal of Crystal Growth, 2013, 380, 241. 
  35. Jayanty, S.,Akutagawa, T., Nakamura, T. Cryst.Eng.Comm, 2012, 12, 4087-4090.Hydrogen bonding Maleate anions as counter anion of tetrathiafulvalene crystals.
  36. Jayanty,S.Akutagawa, T., Nakamura. T. Highly Polar 7,7-bis(N,N-dimethylpiperazinium)-8,8-dicyanoquinodimethane in [Ni(dmit)2] Cryst.Eng.Comm, 2010, 12, 4087-4090.
  37. Jayanty, S. Radhakrishnan, T. P. Chem. Eur. J.Enhanced Fluorescence of Remote Functionalized Diaminodicyanoquino­dimethanes in the Solid State and Fluorescence Switching in a Doped Polymer by solvent vaopurs. Chem. Eur. J .2004, 10, 791-797.
  38. Jayanty,S.,Radhakrishnan, T. P. Spontaneous Resolution through Helical Assembly of a Conformationally Chiral Molecule with an Unusual Zwitterionic Structure. Chem. Eur. J. 2004, 10, 2661-2667.
  39. Jayanty, S. Prasad, G. K., Sreedhar, B. Radhakrishnan, T. P. Polyelectrolyte Templated Polyaniline-film morphology and conductivity. Polymer, 2003, 44, 7265-7270.
  40. Jayanty, S. Gangopadhyay, P.,Radhakrishnan, T. P.  Steering Molecular Dipoles from Centrosymmetric to Noncentrosymmetric and SHG Active Assembly Using Remote Functionality and Complexation. J. Mater. Chem.2002, 12, 2792-2797.
  41. Jayanty, S.Radhakrishnan, T. P. Modeling Molecule-in-a-Crystal: The Case of Push-pull Quinonoids. Chem. Mater. 2001, 13, 2460-2462.
  42. Jayanty, S.Radhakrishnan, T. P. Solid State Charge Transfer Promoted by an Anchoring Agent: A 2-component Analog of Kofler’s Ternary Complex. Chem. Mater. 2001, 13, 2072-2077.
  43. Jayanty, S.,Kumar, D. B. K.,Radhakrishnan, T. P. Structure and Magnetism of a Phenazinium Cyclopentadienide. Synth. Metals, 2000, 114, 37-48.
  44. Jayanty, S. Radhakrishnan, T. P. Core and Sheath’ Structure of a TTF Complex Forming a Square Grid. 1999, 9, 1707-1711.

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