Dr. Ashutosh Sharan Singh

Designation:

Lecturer

Specialization:

Physical Supramolecular Chemistry, Dynamic Self-assembly

Email:

ashutosh.sharan@thapar.edu

Email: ashutoshssingh@yahoo.com

Contact No.: 8908034533

Research Interest/Specialization:

Physical Supramolecular Chemistry, Dynamic Self-assembly and Self-sorting process, Anion/Guest Recognition, Sensing and Transport, Molecular Capsule for Guest Transport, Photochemical [2+2] Cycloaddition Reactions, Supramolecular Catalysis, Crystal Engineering, Metal-Organic Frameworks (MOFs) Formation, Removal of Hazardous Compound by Artificial Receptor.

Academic Background:

  • Senior Research Associate (Scientists’ Pool Scheme)
    National School of Science Education and Research (NISER), Bhubaneswar
    (September, 2014-January, 2017)
  • Post-Doctoral Fellow, NSC Fellowship (2009-2014)
    Institute of Chemistry, Academia Sinica, Taiwan
    (April, 2008-August, 2014)
  • Ph.D.
    Chemistry, Indian Institute of Technology (IIT), Kanpur, INDIA (2008)
    Thesis: Synthesis of New Podand Ligands and Their Complexation Studies with Selected Metal Ions and Anions
    Advisor: Prof. P. K. Bharadwaj

Academic Qualification:

B.Ed. 1999 Patna University, Patna, INDIA
M.Sc. 1998 Patna University, Patna, INDIA
B.Sc. 1995 Patna University, Patna, INDIA

Teaching Experience:

  • Lecturer (January, 2017-present) School of Chemistry and Biochemistry (SCBC), Thapar Institute of Engineering & Technology, Patiala, India

    PG students:

    • Industrial and Green Chemistry (PCY 204)
    • Organic Molecular Structure Elucidation (PCY 308)
    • Nanobiomaterials (PBC 302)

    UG students: Applied Chemistry (UCB008)

  • Teaching Assistant in ‘Chemistry under-graduate Laboratory Courses’ CHM201 (2004) at Indian Institute of Technology (IIT) Kanpur, India.
  • Teaching Assistant in ‘Chemistry under-graduate Laboratory Courses’ CHM101 (2003) at Indian Institute of Technology (IIT) Kanpur, India.

List of Publications:

  1. "Structural Tuning of Anion Templated Motifs with External Stimuli Through Crystal-to-Crystal Transformation"

    Ashutosh S. Singh*, Ranjay K. Tiwari, Mandy M. Lee, Jogendra N. Behera, Shih -S. Sun*, V. Chandrashekhar*

    Chem. Eur. J. 2017, 23,762-766 [DOI: 10.1002/chem.201604542](Impact factor: 5.77)

  2. "Structurally Flexible C3-Symmetry Receptors for Molecular Recognition and Their Self-Assembly Properties" (Review)

    Ashutosh S. Singh*Shih-Sheng Sun*

    Chem. Record. 201515, 1021-1044 [DOI: 10.1002/tcr.201500021] (Impact factor: 5.577)

  3. "Recyclable Nitrate-Templated Photochemical [2+2] Cycloaddition Reaction Promoted by a Tripodal Receptor"

    Ashutosh S. Singh,Shih-Sheng Sun*

    Chem Commun.201349, 10070-10072 [DOI:10.1039/ c3cc41268g](Impact factor: 6.378)

    Work highlighted on back cover-page.

  4. "Narcissistic Self-Sorting in Flexible Tripodal Receptor to Form Hydrogen Bonded Dimeric Capsule in Polar Solvent"

    Ashutosh S. SinghShih-Sheng Sun*

    Chem Commun. 201248, 7392-7394 [DOI: 10.1039/ c2cc33645f] (Impact factor: 6.378)

  5. "Reversible Encapsulation of Anionic Guest via Hydrogen Bonded Self-Assembled Capsule Formation by Flexible Tripodal Receptor in Polar Solvent through Dynamic Self-Assembly"

    Ashutosh S. SinghShih-Sheng Sun*

    RSC Adv. 20122, 9502-9510 [DOI: 10.1039/ c2ra20759a] (Impact factor: 3.84)

  6. "Synthesis, Photophysical Properties and Field-Effect Characteristics of Ethynyl Phenylbenzimidazole Decorated Anthracene and Perylene Bisimide Derivatives"

    I-Lin Lee, Sie-Rong Li, Kuan-Fu Chen, Po-Jen Ku, Ashutosh S. Singh, Hui-Tung Kuo, Yuh-Sheng Wen, Chi-Wei Chu, Shih-Sheng Sun*

    Eur. J. Org. Chem. 2012, 2906-2915 [DOI: 10.1002/ejoc. 201200032] (Impact factor: 3.329)

  7. "Recognition, Encapsulation and Selective Fluorescent Sensing of Nitrate Anion by C3-Symmetric Tripodal Podands Bearing AmideFunctionality"

    Ashutosh S. Singh, Shih-Sheng Sun*

    J. Org. Chem. 201277, 1880-1890 [DOI: 10.1021/jo202502f] (Impact factor: 4.564)

  8. "Dynamic Self-Assembly of Molecular Capsule via Solvent Polarity Controlled Reversible Binding of Nitrate Anion with C3-Symmetric Tripodal Receptor"

    Ashutosh S. Singh, Shih-Sheng Sun*

    Chem Commun. 201147, 8563-8565 [DOI: 10.1039/c1cc12757h] (Impact factor: 6.378)

  9. "Halide Functionality Dependent Formation of Molecular Receptors and Their Ion Recognition Properties"

    Ashutosh S. Singh, Bo-Yu Chen, Yuh-Sheng Wen, Chiitang Tsai, Shih-Sheng Sun*

    Org. Lett. 200911, 1867-1870 [DOI: 10.1021/ol900565e] (Impact factor: 4.204)

  10. "Colorimetric and luminescent sensing of F –anion through strong anion-π interaction inside the π-acidic cavity of a pyridyl-triazine bridged trinuclear Re(I)-tricarbonyl diimine complex"

    Chen-Yen Hung, Ashutosh S. Singh, Chih-Wei Chen, Yuh-Sheng Wen, Shih-Sheng Sun*

    Chem Commun. 200945, 1511-1513 [DOI: 10.1039/b820234f] (Impact factor: 5.504)

  11. "Binding of HgCl2 by Tripodal Ligands Controlled by AgPF6Receptors of the PF6ˉ Anion"

    Ashutosh S. Singh, P. K. Bharadwaj* (Feature article)

    Dalton Trans. 2008, 738-741 [DOI: 10.1039/ b714654j] (Impact factor: 3.838)

    (Work highlighted in Chemical Science see: http://www.rsc.org/Publishing/ChemScience/Volume/2008/02/holding_heavy_metals.asp).

  12. "Molecular Self-Assembly: 4-Formylcoumarins as Versatile Skeletons for Complementary Multi-Point Recognition via Weak C-H···O, C-H···F and C-X···O=C Interactions"

    J. N. Moorthy*, P. Venkatakrishnan, Ashutosh S.Singh

    CrystEngComm. 20035, 507-513 [DOI: 10.1039/b315065h] (Impact factor: 3.842)

Book Chapter:

"Molecular Recognition and Chemical Sensing of Anions Utilizing Excited-State Hydrogen-Bonding Interaction"

Ashutosh S. Singh, Shih-Sheng Sun Chapter 35: pp. 805-814 In: Hydrogen Bonding and Transfer in Excited State, Editor: Guang-Jiu Zhao and Ke-Li Han ISBN: 978-0-470-66677-7, Wiley-VCH, 2010.

Conferences/Presentations:

  1. Invited talk: “From Waste to Useful Materials: Nitrate Anion Promoted Stereoselective C-C bond Formation Assisted by Tripodal Receptor” Ashutosh S. Singh, Professor Ram Chand Paul National Symposium (RCP-2017) on Current Advances in Chemical Sciences, Punjab University, Chandigarh, India, 24-25 February 2017.

  2. Oral Communication: “Structural Tuning of Sulfate Anion Templated Motifs with External Stimuli through Crystal-to-Crystal Transformation” Ashutosh S. Singh, Shih-Sheng Sun; International Conference on Engineering, Technology and Applied Science (ICETA) 2015, held in Taipei (Taiwan), April 2015.

  3. Invited talk: “From Pollutant to High-Energy Material Synthesis:A Fascinating Journey with Tripodal Receptors” Ashutosh S. Singh, National Institute of Science Education and Research (NISER) Bhubaneswar, India, 13th January2015.

  4. Poster Presentation: “Structural Tuning of Sulfate Anion Templated Motifs with External Stimuli through Crystal-to-Crystal Transformation” Ashutosh S. Singh, Shih-Sheng Sun and V. Chendrashekhar; International Conference on Structural Chemistry of Molecules and Materials (SCOMM14, RSC Conference), held in University of Calcutta (Center for Research in Nanoscience and Nanotechnology), INDIA, November 2014.

  5. Invited talk: “N-Bridged Tripodal Receptor: Reliable Candidate for H-Bonded Capsule Formation, Self-Sorting, Reversible Binding and Sensing of Nitrate Anion in Polar Solvent and anion promoted high-energy material synthesis” Ashutosh S. Singh, Indian Institute of Technology, Ropar, India, 29th November 2013.

  6. Invited talk: “N-Bridged Tripodal Receptor: Reliable Candidate for H-Bonded Capsule Formation, Self-Sorting, Reversible Binding and Sensing of Nitrate Anion in Polar Solvent and anion promoted high-energy material synthesis” Ashutosh S. Singh, Indian Institute of Technology, Indore, India, 13th November 2013.

  7. Attended: “Academia Sinica and The Scripps Research Institute Joint Conference on Chemical Sciences” held in Ta-Shue Chou Memorial Hall, Institute of Chemistry, Academia Sinica, Taipei, Taiwan, 12th September 2013.

  8. Poster Presentation: “Aromatic C-H Activation of Tripodal Receptor for Reversible Encapsulation of Nitrate Anion and Self-Sorting” Ashutosh S. Singh, Shih-Sheng Sun for 15th International Symposium on Novel Aromatic Compounds (ISNA-15), held in Taipei (Taiwan), July 2013.

  9. Poster Presentation: “N-Bridged Tripodal Receptor: Reliable Candidate for H-Bonded Capsule Formation, Self-Sorting, Reversible Binding and Sensing of Nitrate Anion in Polar Solvent” Ashutosh S. Singh, Shih-Sheng Sun; Challenges in Organic Materials & Supramolecular Chemistry (ISACS10, RSC Conference), held in Kyoto University, Kyoto (Japan), 18-21 June 2013.

  10. Attended: “RIKEN-Academia Sinica Joint Conference on Chemical Biology” held in Ta-Shue Chou Memorial Hall, Institute of Chemistry, Academia Sinica, Taipei, Taiwan, 2nd March, 2013.

  11. Oral Communication: “N-bridged flexible tripodal receptor assisted nitrate anion catalyzed [2+2] photochemical cycloaddition reaction” Ashutosh S. Singh, Shih-Sheng Sun; 5th EuCheMS Conference on Nitrogen Ligands, held in Granada (Spain), 4-8th September 2011.

  12. Attended: “24th International Conference on Organometallic Chemistry” held in Taipei, Taiwan, July 2010.

  13. Poster Presentation: “Removal of HgCl2 by Tripodal Podands Controlled by AgPF6: Receptors for PF6- anion” Ashutosh S. Singh, P. K. Bharadwaj; Graduate Student Meet 2007, ACTREC, held in Navi Mumbai, INDIA, December 2007.

  14. Poster Presentation: “Tripodal Podand based Anion receptor and its application in removal of HgCl2” Ashutosh S. Singh, P. K. Bharadwaj, “National Seminar on Emerging Trends in Supramolecular Chemistry” held in University School of Sciences, Gujarat University, Ahmedabad, INDIA, March 2007.

  15. Poster Presentation: “Synthesis of Lanthanum Oxalate from Tripodal Podand and its Crystal Structure” Ashutosh S. Singh, P. K. Bharadwaj; Modern Trends in Inorganic Chemistry-XI (MTIC-XI) held in Indian Institute of Technology Delhi, New Delhi, INDIA, December 2005.

Scholarship & Awards:

  • Senior Research Associateship (under Scientists’ Pool Scheme) by Council of Scientific and Industrial Research, Human Resource Development Group from September 2014-January 2017.
  • NSC postdoctoral fellowship sponsored by National Science Council of Taiwan from 2009-2014.
  • Senior Research Fellowship from Council of Scientific and Industrial Research, Human Resource Development Group in 2005-2007 (Subject: Chemical Sciences).
  • Junior Research Fellowship from Council of Scientific and Industrial Research, Human Resource Development group in 2002-2005 (Subject: Chemical Sciences).
  • Qualified Joint CSIR-UGC National Eligibility Test (NET) in 1999 (Subject: Chemical Sciences).
  • Qualified Graduate Aptitude Test in Engineering (GATE) in 1999, (Subject-Chemistry).
  • Qualified State Eligibility Test, Maharastra, INDIA (for Lecturership) in 1999, (Subject-Chemistry).
  • Qualified State Eligibility Test, Bihar, INDIA (for Lecturership) in 1998, (Subject-Chemistry).