Chemistry of trisindolines: natural occurrence, synthesis and bioactivity

FA Wati, M Santoso, Z Moussa, S Fatmawati… - RSC …, 2021 - pubs.rsc.org
Heterocyclic nitrogen compounds are privileged structures with many applications in the
pharmaceutical and nutraceutical industries since they possess wide bioactivities …

Effective synthesis and biological evaluation of natural and designed bis (indolyl) methanes via taurine-catalyzed green approach

KA Chavan, M Shukla, ANS Chauhan, S Maji… - ACS …, 2022 - ACS Publications
An ecofriendly, inexpensive, and efficient route for synthesizing 3, 3′-bis (indolyl) methanes
(BIMs) and their derivatives was carried out by an electrophilic substitution reaction of indole …

Silica-coated magnetic-nanoparticle-supported DABCO-derived acidic ionic liquid for the efficient synthesis of bioactive 3, 3-di (indolyl) indolin-2-ones

R Gupta, M Yadav, R Gaur, G Arora, P Rana… - ACS …, 2019 - ACS Publications
In this work, biologically significant 3, 3-di (indolyl) indolin-2-ones have been synthesized
using a silica-coated magnetic-nanoparticle-supported 1, 4-diazabicyclo [2.2. 2] octane …

Facile and One-Pot Access of 3,3-Bis(indol-3-yl)indolin-2-ones and 2,2-Bis(indol-3-yl)acenaphthylen-1(2H)-one Derivatives via an Eco-Friendly Pseudo …

G Brahmachari, B Banerjee - ACS Sustainable Chemistry & …, 2014 - ACS Publications
A simple, straightforward, and highly efficient pseudo-three-component one-pot synthesis of
a series of pharmaceutically interesting functionalized 3, 3-bis (indol-3-yl) indolin-2-ones (3a …

Zingiber zerumbet: a green and ecofriendly natural surfactant for the synthesis of bis (indolyl) methane, tris-indoline and spirooxindole derivatives

A Sapkal, S Attar, J Chavan, A Kumbhar… - … Chemistry and Pharmacy, 2023 - Elsevier
The present study aimed to the greener and eco-friendly synthesis of bis (indolyl) methane,
tris-indoline, and spirooxindole derivatives in the natural surfactant of Zingiber zerumbet …

A General Method for the Synthesis of 3,3-bis(indol-3-yl)indolin-2-ones, bis(indol-3-yl)(aryl)methanes and tris(indol-3-yl)methanes Using Naturally Occurring …

A Singh, G Kaur, A Kaur, VK Gupta… - Current Green …, 2020 - benthamdirect.com
A simple, facile, straightforward and environmentally benign protocol has been developed
for the efficient synthesis of pharmaceutically interesting 3, 3-bis (indol-3-yl) indolin-2-ones …

Green synthesis and characterization of palladium nanoparticles and their catalytic performance for the efficient synthesis of biologically interesting di (indolyl) indolin …

N Edayadulla, N Basavegowda, YR Lee - Journal of Industrial and …, 2015 - Elsevier
A green method for biosynthesis of palladium nanoparticles (PdNPs) using Artemisia annua
leaf extracts is described. This synthetic strategy used is straightforward, robust, green, and …

[HTML][HTML] Nano TiO2/SiO2: An efficient and reusable catalyst for the synthesis of oxindole derivatives

M Haghighi, K Nikoofar - Journal of Saudi Chemical Society, 2016 - Elsevier
Abstract Nano TiO 2 supported on SiO 2 (Nano TiO 2/SiO 2) as a solid Lewis acid, was
found to be an effective and reusable catalyst for the condensation reaction of indoles with …

HFIP-promoted catalyst-free cascade reactions for the synthesis of biologically relevant 3, 3-di (indolyl) indolin-2-ones from indoles and isatins

X Yuan, S Wang, J Cheng, B Yu, HM Liu - Chinese Chemical Letters, 2020 - Elsevier
The first HFIP-promoted catalyst-free cascade reactions for the synthesis of biologically
relevant 3, 3-di (indolyl) indolin-2-ones (27 examples, up to 98% yield) from readily …

Magnetically separable sulfonic acid catalysed one-pot synthesis of diverse indole derivatives

J Kothandapani, A Ganesan, SS Ganesan - Tetrahedron Letters, 2015 - Elsevier
Abstract Fe 3 O 4-OSO 3 H was identified as an efficient reusable catalyst for the facile
synthesis of diarylmethyl indole derivatives under neat condition by C–C bond forming …