Search Results - "Mukhopadhyay, Pritam"

Isolation of Tetracyano‐Naphthalenediimide and Its Stable Planar Radical Anion by Kumar, Yogendra, Kumar, Sharvan, Mandal, Kalyanashis, Mukhopadhyay, Pritam

“…Reported herein is the first isolation of tetracyano‐naphthalenediimide [NDI(CN)4] and its radical anion, and structural elucidation through spectroscopic and…”
Get full text

Extraordinary Stability of Naphthalenediimide Radical Ion and Its Ultra-Electron-Deficient Precursor: Strategic Role of the Phosphonium Group by Kumar, Sharvan, Ajayakumar, M. R, Hundal, Geeta, Mukhopadhyay, Pritam

“…Stabilization of radical ions and highly electron-deficient systems under ambient conditions is of great significance. A new design concept is presented that…”
Get full text

The Cucurbit[n]uril Family by Lagona, Jason, Mukhopadhyay, Pritam, Chakrabarti, Sriparna, Isaacs, Lyle

“…In 1981, the macrocyclic methylene‐bridged glycoluril hexamer (CB[6]) was dubbed “cucurbituril” by Mock and co‐workers because of its resemblance to the most…”
Get full text

Synthesis and Properties of Electron‐Deficient and Electron‐Rich Redox‐Active Ionic π‐Systems by Chorol, Sonam, Saini, Poonam, Mukhopadhyay(s), Pritam

“…There is growing interest towards the design and synthesis of organic redox‐active systems, which exist in ionic form. Multi‐ redox systems entail…”
Get full text

Doubly zwitterionic, di-reduced, highly electron-rich, air-stable naphthalenediimides: redox-switchable islands of aromatic-antiaromatic states by Kumar, Sharvan, Shukla, Jyoti, Mandal, Kalyanashis, Kumar, Yogendra, Prakash, Ravi, Ram, Panch, Mukhopadhyay, Pritam

“…The di-reduced state of the naphthalene moiety and its congeners have long captivated chemists as it is elusive to stabilize these intrinsically reactive…”
Get full text

Single-Electron Transfer Driven Cyanide Sensing: A New Multimodal Approach by Ajayakumar, M. R., Mukhopadhyay, Pritam, Yadav, Sarita, Ghosh, Subhasis

“…A new SET-driven reaction-based strategy is reported for sensing of cyanide with indicators having low LUMO levels. The cyanide-specific reaction produces an…”
Get full text

Ambient Water‐Stable Dianionic Electron Donors: Intramolecular Noncovalent Conduits Assist Charge Delocalization by Keshri, Sudhir Kumar, Kumar, Sharvan, Mandal, Kalyanashis, Mukhopadhyay, Pritam

“…Electron‐rich π‐conjugated dianions are known to be ambient unstable and their stabilization in ambient water is yet to be realized. We report the first…”
Get full text

Regulation of a Real-Time Self-Healing Process in Organogel Tissues by Molecular Adhesives by Mukhopadhyay, Pritam, Fujita, Norifumi, Takada, Akihiko, Kishida, Takanori, Shirakawa, Michihiro, Shinkai, Seiji

“…Say cheeeese! The thixotropic processes that occur in a naphthalenediimide‐based organogel can be imaged in real time by TEM and AFM (see picture). The…”
Get full text

Molecular and Supramolecular Multiredox Systems by Shukla, Jyoti, Singh, Vijay Pal, Mukhopadhyay, Pritam

“…The design and synthesis of molecular and supramolecular multiredox systems have been summarized. These systems are of great importance as they can be employed…”
Get full text

Synthesis of Octabromoperylene Dianhydride and Diimides: Evidence of Halogen Bonding and Semiconducting Properties by Kumar, Yogendra, Kumar, Sharvan, Kumar Keshri, Sudhir, Shukla, Jyoti, Singh, Shiv Shankar, Thakur, Tejender S, Denti, Mitchell, Facchetti, Antonio, Mukhopadhyay, Pritam

“…A facile synthesis of octabromoperylene-3,4,9,10-tetracarboxylic dianhydride (Br8-PDA) (1), its diimides (Br8-PDIs) (2a–e), and bis-, tris-, and tetra-amino…”
Get full text

Spontaneous Colorimetric Sensing of the Positional Isomers of Dihydroxynaphthalene in a 1D Organogel Matrix by Mukhopadhyay, Pritam, Iwashita, Yuya, Shirakawa, Michihiro, Kawano, Shin-ichiro, Fujita, Norifumi, Shinkai, Seiji

“…Like a color palette: A naphthalenediimide‐based organogel colorimetric sensor allows recognition of the positional isomers of dihydroxynaphthalene in the gel…”
Get full text

NTCDA-TTF first axial fusion: emergent panchromatic, NIR optical, multi-state redox and high optical contrast photooxidation by Asthana, Deepak, Ajayakumar, M R, Pant, Rajendra Prasad, Mukhopadhyay, Pritam

“…The first synthetic entry into axially fused NTCDA/PMDA-TTF multipolar molecules demonstrates a high optical contrast photooxidation, panchromism, low…”
Get more information

Isolation of Tetracyano‐Naphthalenediimide and Its Stable Planar Radical Anion by Kumar, Yogendra, Kumar, Sharvan, Mandal, Kalyanashis, Mukhopadhyay, Pritam

“…Reported herein is the first isolation of tetracyano‐naphthalenediimide [NDI(CN)4] and its radical anion, and structural elucidation through spectroscopic and…”
Get full text

Synthesis of Functionalized Naphthalene Diimides and their Redox Properties by Shukla, Jyoti, Mukhopadhyay, Pritam

“…In this article, we have discussed the recently developed synthetic routes to amplify the electron‐poor nature of the naphthalenediimides (NDIs) as well as the…”
Get full text

Design, Synthesis and Evaluation of Bifunctional Acridinine−Naphthalenediimide Redox-Active Conjugates as Antimalarials by Dana, Srikanta, Keshri, Sudhir Kumar, Shukla, Jyoti, Vikramdeo, Kunwar Somesh, Mondal, Neelima, Mukhopadhyay, Pritam, Dhar, Suman Kumar

“…A novel class of bifunctional molecules was synthesized integrating acridine (Ac) and redox-active naphthalenediimide (NDI) scaffolds directly and through a…”
Get full text

Cover Feature: Synthesis of Functionalized Naphthalene Diimides and their Redox Properties (Eur. J. Org. Chem. 7/2020) by Shukla, Jyoti, Mukhopadhyay, Pritam

“…The Cover Feature shows the structural diversity of the functionalized naphthalen‐ediimides (NDIs) that can now be accessed with highly electron‐poor,…”
Get full text

Laterally non-symmetric aza-cryptands: synthesis, catalysis and derivatization to new receptors by Sarkar, Bijay, Mukhopadhyay, Pritam, Bharadwaj, Parimal K

“…Cryptands where the two bridgehead atoms like N or C or benzene units are connected by three bridges such that the donor atoms about the bridgeheads are…”
Get full text

Synthesis of Stable, High-SOMO Zwitterionic Radicals: Enabling Intermolecular Electron Transfer between Naphthalenediimides by Shukla, Jyoti, Kumar, Sharvan, Rustam, Mukhopadhyay, Pritam

“…Synthesis to enhance the electron donor ability of organic radicals has not been attempted due to reactivity challenges. Herein, naphthalenediimide-based…”
Get full text

Synthesis and Isolation of a Stable Perylenediimide Radical Anion and Its Exceptionally Electron-Deficient Precursor by Kumar, Yogendra, Kumar, Sharvan, Bansal, Deepak, Mukhopadhyay, Pritam

“…The synthesis and isolation of an ambient stable perylenediimide radical anion is reported, and its precursor is established as one of the strongest electron…”
Get full text

Oxidative Organic Transformations Photocatalyzed by NDI in Visible Light by Datta, Anirban, Ritu, Kumar, Sharvan, Chorol, Sonam, Mukhopadhyay, Pritam, Jain, Nidhi

“…In this work, we report the synthesis and photocatalytic properties of N,N-bis­(n-hexyl)-2-bromo-6-(n-hexylamino)-1,4,5,8-naphthalene­tetracarboxylic diimide…”
Get full text