Recent advances of decatungstate photocatalyst in HAT process

PP Singh, S Sinha, P Gahtori, S Tivari… - Organic & Biomolecular …, 2024 - pubs.rsc.org
The decatungstate anion (W10O324−) appears to exhibit especially interesting properties as
a photocatalyst. Because of its unique photocatalytic properties, it is now recognised as a …

Light-driven photocatalysis as an effective tool for degradation of antibiotics

PP Singh, G Pandey, Y Murti, J Gairola, S Mahajan… - RSC …, 2024 - pubs.rsc.org
Antibiotic contamination has become a severe issue and a dangerous concern to the
environment because of large release of antibiotic effluent into terrestrial and aquatic …

Atom-Economical Syntheses of Dihydropyrroles Using Flavin–Iodine-Catalyzed Aerobic Multistep and Multicomponent Reactions

A Takeda, M Oka, H Iida - The Journal of Organic Chemistry, 2023 - ACS Publications
Herein, we report facile, atom-economical syntheses of multisubstituted 2, 3-dihydropyrroles
using flavin–iodine-catalyzed aerobic oxidative multistep transformations of chalcones with …

[HTML][HTML] Neoteric chemical transformation involving gold based photocatalysis

V Srivastava, S Sinha, D Kumar, PP Singh - Tetrahedron Green Chem, 2023 - Elsevier
Gold photocatalysis includes a diverse set of gold-catalyzed processes with essentially
distinctive fundamental stages. When photocatalysis and gold catalysis are combined, then …

A Review on Functionalization of Benzo‐5, 6‐Fused Bicyclic Heteroaromatic Compounds

M Pradeep Kumar, AS Annie… - Chemistry–An Asian …, 2024 - Wiley Online Library
Over the decades, functionalized heteroaromatic compounds and their scaffolds have drawn
significant attention in synthetic organic chemistry as well as in interdisciplinary sciences …

Photoredox catalyzed multi component synthesis of indolyl-4H-chromenes via HAT

S Tivari, MZ Beg, A Kashyap, PK Singh, PP Singh… - Tetrahedron, 2025 - Elsevier
Visible light-induced photoredox catalyzed, metal-free multicomponent reaction among
salicylaldehydes, dimedone and indoles for synthesis of Indolyl-4H-chromenes has been …

Visible-light photocatalysed synthesis of coumarin derivatives

A Kashyap, PP Singh, Y Murti, P Gahtori, S Mahajan… - Tetrahedron …, 2024 - Elsevier
A straightforward, environmentally friendly, and highly efficient, metal-free, visible light
mediated organophotocatalysed method has been devised for synthesizing potentially …

Recent Advancement in Photosensitizers for Photodynamic Therapy

PP Singh, S Sinha, P Gahtori, DN Mishra, G Pandey… - Dyes and …, 2024 - Elsevier
Photodynamic therapy (PDT) is a contemporary, non-invasive therapeutic modality utilised
to treat cancers of diverse kinds and locales in addition to non-cancerous disorders. The …

Recent advances of 9, 10-phenanthrenequinone (PQ) in photoredox catalysis

R Kumar, PP Singh, Y Murti, J Gairola… - Synthetic …, 2024 - Taylor & Francis
Abstract Recently, photoredox catalysis using 9, 10-phenanthrenequinone (PQ) has
emerged as an efficient method for the transformation of various organic compounds. Low …

One-pot multicomponent photo-induced eosin-Y catalyzed synthesis of 2-amino oxa/thiazine derivatives

K Garima, V Srivastava, PP Singh, PK Singh - Tetrahedron Letters, 2024 - Elsevier
An effective and advantageous one-pot multicomponent photo-induced methodology has
been developed for the synthesis of biologically potent 2-amino-4H-1, 3-oxa/thiazine from …