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Updated: Feb 11, 2026

Atom Transfer Radical Polymerization of Functionalized Vinyl Monomers Using Perylene as a Visible Light Photocatalyst
Published on: April 22, 2016
Straightforward Dual Oxidative Cyclization Routes Enable Easy Access to Multifunctional Pyrrole-Fused Perylene
Poonam Saini1, Krishna Kumar M S1, Pritam Mukhopadhyay1
1Supramolecular and Material Chemistry Lab, School of Physical Sciences, Jawaharlal Nehru University, New Delhi 110067, India.
Abstract:
A dual route involving oxidants under heterogeneous conditions (PbO2) or basic biphasic conditions, i.e., K3[Fe(CN)6]/KOH to C-N bond-forming pyrrole-fused PDIs is developed. These routes avoid the stringent conditions required for coupling reactions or other multistep processes used to date, to realize these functional PDIs. Importantly, both routes proceed at room temperature with short reaction times. In addition, the Br atom is tolerated during cyclization. These multistate redox-active pyrrole-fused PDIs generate blue-colored radical anions and red dianions chemically/electrochemically.
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