Indian Association for the Cultivation of Science

Name : Harapriya Rath

Deptartment : School of Chemical Sciences
Designation : Professor
Contact : +91 33 2473 4971 (Ext:1162)
Email :


Candidates interested for Postdoctorate position can apply with NPDF and/or  CSIR-RA. PhD positions are open for Scientifically Motivated Students with  CSIR/UGC-JRF who can directly apply to ", MSc in Organic Chemistry/Inorganic Chemistry is most preferable]


Academic Profile

Academic Profile

2006: PhD, IIT Kanpur (Supervisor: Prof. T. K. Chandrashekar)

June, 2006- December,2006: Post Doctoral Fellow, NAIST, Japan (Host: Prof. Yoshiaki Kobuke)

2007-2009: JSPS Post Doctoral Fellow, Kyoto University, Japan (Host: Prof. Hiroshi Shinokubo & Prof. A. Osuka)

2009-2011: Royal Society Newton International Post Doctoral Fellow, The University of Manchester, UK ( Host: Prof. Richard E. P. Winpenny)

2012-2017: Assistant Professor & Ramanujan Fellow, IACS, Kolkata

2017-2022: Associate Professor, School of Chemical Sciences, IACS, Kolkata

2022: Professor, School of Chemical Sciences, IACS, Kolkata


Will be available soon.



After joining IACS


  • NIR Absorbing Aromatic E-Ethylene bridged Hexaphyrins ( Synthesis, Characterization and Protonation Studies, Organic Letters, 2023 (

    Sumit Sahoo, M. Mahadavaiah, D. Usharani* and Harapriya Rath*


  • N-protected pyrroles as synthons for variants of Core-modified N-confused Calixphyrins: Spectroscopic and Theoretical Characterization, J. Porphyrins Phthalocyanines2022 [Invited Article on the occasion of 70th Birthday of Professor Tomas Torres: Accepted]

 Sumit Sahoo, A. Marzeena, D. Usharani* and Harapriya Rath*

  • Fluoride ion Coordination-Induced Turn-On Fluorescence of Tailored N-Methyl N-Confused Tripyrromonomethene Analogues, Org. Biomol. Chem., 2022, 20, 6741-6749. Manik Jana, R. Narayanswamy, D. Usharani*, K. Tripathi and Harapriya Rath*

  •  Metallocene incorporated Hybrid Singly N-methyl N-confused Calixphyrins: Synthesis, Characterization, Protonation and deprotonation Studies, Chem. Asian J. 2022, e202200108 [Invited article, Women in Chemistry-Special Issue]. Nyancy Halder, M. Jana, S. Kottekad, D. Usharani, * and Harapriya Rath*

  •  Chemical transformation of Doubly N-Confused Porphodimethene to variants of (anti)Aromatic Doubly N-Confused Porphyrinoids and σ aromatic Doubly N-Confused Isophlorinoid, Org. Chem. Front., 2022, 9, 2333-2342. ( Nyancy Halder, S. Kottekad, D. Usharani* and Harapriya Rath*

  •  Tailor-Made Aromatic Porphyrinoids with NIR Absorption, Chem. Commun., 2022, 58, 1834-1859. Sumit Sahoo, M. Jana and Harapriya Rath*

  • NIR Absorbing Aromatic (Antiaromatic) Vinylogous Carbasapphyrins ( with built-in Fused Dipolar Aromatic Hydrocarbon: Synthesis and Characterization, Org. Chem. Front., 2021, 8, 6909-6915. Sumit Sahoo, G. Velmurugan, B. Chakraborty, Peter Comba*and Harapriya Rath*

  •  Structural isolation of NIR Absorbing Ferrocenyl Bridged N-Confused Fused Expanded Phlorin, N-Confused Porphodimethene and π-extended Corrorin isomer: Synthesis and Characterization, Dalton Trans. 2021, 50, 14421 – 14431. Buddhadeb Chakraborty, S. Sahoo, R. Narayansamy, D. Usharani,* and Harapriya Rath*

  •  Ni (II) and Cu (III) Organometallic Complexes of trans doubly N-Confused Porphodimethenes: Synthesis, Spectroscopic and Theoretical Characterization, J. Porphyrins Phthalocyanines, 2021, 25(10n12), 966-974. [Invited Article on the occasion of 70th Birthday of Professor Latos Grazynski and 65th Birthday of Prof. Hirouki Furuta]

        Nyancy Halder, M. H. Mahadavaiah, D. Usharani, *and Harapriya Rath*

  •  Perimeter Coordinated Diastereomeric Rh (I) Complex of Helically Twisted Weakly Aromatic Hybrid Singly N-Confused b-b Fused Ferrocenoporphyrinoids, J. Org. Chem., 2021, 86, 8015-8026. Nyancy Halder, K. C. Sahoo, K. Gourav, D. Usharani* and Harapriya Rath*