Tetracyanobutadiene Bridged Push‐Pull Chromophores: Development of New Generation Optoelectronic Materials

Y Patil, H Butenschön, R Misra - The Chemical Record, 2023 - Wiley Online Library
This review describes the design strategies used for the synthesis of various
tetracyanobutadiene bridged donor‐acceptor molecular architectures by a click type [2+ 2] …

Photoinduced Charge Separation Prompted Intervalence Charge Transfer in a Bis (thienyl) diketopyrrolopyrrole Bridged Donor‐TCBD Push‐Pull System

F Khan, Y Jang, Y Patil, R Misra… - Angewandte …, 2021 - Wiley Online Library
Intervalence charge transfer (IVCT), a phenomenon observed in molecular systems
comprised of two redox centers differing in oxidation states by one unit, is reported in a …

Superior Photophysical and Photosensitizing Properties of Nanoaggregates of Weakly Emissive Dyes for Use in Bioimaging and Photodynamic Therapy

AH Dar, A Ahmad, A Kumar, V Gowri, C Jori… - …, 2023 - ACS Publications
The development of luminescent dyes based on 1, 1, 4, 4-tetracyanobuta-1, 3-dienes
(TCBDs) is an active research area, and a quantum yield (ΦF) of 7.8% has been achieved …

Symmetrically Functionalized Copper and Silver Corrole‐Bis‐Tetracyanobutadiene Push‐Pull Conjugates: Efficient Population of Triplet States via Charge Transfer

I Yadav, JK Sharma, M Sankar… - Chemistry–A European …, 2023 - Wiley Online Library
Copper and silver tritolylcorroles (TTC) are symmetrically functionalized to carry two
tetracyanobutadiene (TCBD) entities via [2+ 2] cycloaddition‐retroeletrocyclization reaction …

Near‐IR Intramolecular Charge Transfer in Strongly Interacting Diphenothiazene‐TCBD and Diphenothiazene‐DCNQ Push‐Pull Triads

IS Yadav, Y Jang, Y Rout, MB Thomas… - … A European Journal, 2022 - Wiley Online Library
Three types of phenothiazines dimers (PTZ‐PTZ, 1–3), covalently linked with one or two
acetylene linkers, were synthesized by copper‐mediated Eglinton and Pd‐catalyzed …

Does Location of BF2-Chelated Dipyrromethene (BODIPY) Ring Functionalization Affect Spectral and Electron Transfer Properties? Studies on α-, β-, and Meso …

J Shinde, MB Thomas, M Poddar, R Misra… - The Journal of …, 2021 - ACS Publications
The effect of positioning an electron donor, ferrocene (Fc), and a charge transfer complex, Fc–
tetracyanobutadine (TCBD), at different locations of the BF2-chelated dipyrromethene …

Photoinduced Cascading Charge Transfer in Perylene Bisimide-Based Triads

H Loong, J Zhou, N Jiang, Y Feng, G Xie… - The Journal of …, 2022 - ACS Publications
We synthesize three perylene bisimide-based triads with donor–acceptor–acceptor (D∼ A1–
A2) architectures, in which the distance between D and A1 is varied to study its influence on …

Accelerated Intramolecular Charge Transfer in Tetracyanobutadiene-and Expanded Tetracyanobutadiene-Incorporated Asymmetric Triphenylamine–Quinoxaline …

Y Jang, B Sekaran, PP Singh, R Misra… - The Journal of …, 2023 - ACS Publications
The excited-state properties of an asymmetric triphenylamine–quinoxaline push–pull system
wherein triphenylamine and quinoxaline take up the roles of an electron donor and …

Excitation Wavelength-Dependent Charge Stabilization in Highly Interacting Phenothiazine Sulfone-Derived Donor–Acceptor Constructs

M Sheokand, AZ Alsaleh, F D'Souza… - The Journal of Physical …, 2023 - ACS Publications
Prolonging the lifetime of charge-separated states (CSS) is of paramount importance in
artificial photosynthetic donor–acceptor (DA) constructs to build the next generation of light …

Near-IR absorbing 1, 1, 4, 4-tetracyanobutadiene-functionalized phenothiazine sulfones

M Sheokand, NJ Tiwari, R Misra - Organic & Biomolecular Chemistry, 2023 - pubs.rsc.org
Triphenylamine (TPA) substituted π-conjugated chromophores TPA1–TPA5 were designed
and synthesized via Pd-catalysed Sonogashira cross-coupling followed by [2+ 2] …