Recent advances in functionalization of pyrroles and their translational potential

MK Hunjan, S Panday, A Gupta, J Bhaumik… - The Chemical …, 2021 - Wiley Online Library
Among the known aromatic nitrogen heterocycles, pyrrole represents a privileged aromatic
heterocycle ranging its occurrence in the key component of “pigments of life” to biologically …

Synthetic and mechanistic aspects of sulfonyl migrations

AJ Flynn, A Ford, AR Maguire - Organic & Biomolecular Chemistry, 2020 - pubs.rsc.org
Over the past 20 years reports of sulfonyl migrations have appeared, frequently described as
'unusual'and 'unexpected'. This comprehensive review compiles, for the first time, sulfonyl …

Umpolung Reactivity of Ynamides: An Unconventional [1, 3]‐Sulfonyl and [1, 5]‐Sulfinyl Migration Cascade

B Prabagar, RK Mallick, R Prasad… - Angewandte …, 2019 - Wiley Online Library
A regioselective sulfonyl/sulfinyl migration cycloisomerization cascade of alkyne‐tethered
ynamides is developed in the presence of XPhosgold catalyst. This reaction is the first …

Recent Development in Palladium-Catalyzed Domino Reactions: Access to Materials and Biologically Important Carbo-and Heterocycles

HA Dondas, MG Retamosa, JM Sansano - Organometallics, 2019 - ACS Publications
The chemistry of palladium complexes has no limits. Many domino processes (even
multicomponent) are continuously appearing in the literature. Carbocyclic and heterocyclic …

Transition-metal-free, Brønsted acid-mediated cascade sequence in the reaction of propargyl alcohols with sulfonamido-indoles/-indolines: Highly substituted δ-and α …

K Selvaraj, KCK Swamy - The Journal of Organic Chemistry, 2018 - ACS Publications
Brønsted acid-mediated, transition-metal-free reaction of propargyl alcohols with
sulfonamido-indoles/-indolines under mild conditions affords highly substituted δ-or α …

Coinage (Au, Ag, Cu) metal-catalyzed (3+ 2) annulation of α-aminoketones and electron-deficient alkynes as a route to 3-EWG-substituted pyrroles

EI Chikunova, PF Kotikova, DV Dar'in… - Catalysis Science & …, 2024 - pubs.rsc.org
Coinage (Au, Ag, Cu) metal-catalyzed (3+ 2) annulation of α-aminoketones and electron-
deficient alkynes provides a modular one-step route to a variety of 3-EWG-substituted …

Toward Biomass-Based Organic Electronics: Continuous Flow Synthesis and Electropolymerization of N-Substituted Pyrroles

S Frasca, M Galkin, M Stro̷mme, J Lindh, J Gising - ACS omega, 2024 - ACS Publications
Pyrroles are foundational building blocks in a wide array of disciplines, including chemistry,
pharmaceuticals, and materials science. Currently sourced from nonrenewable fossil …

Sequential 1,3-N- to C- and 1,3-C- to C-Migration of Sulfonyl Groups through the Synthesis of 1,4-Diazepines from the Aza-[5 + 2] Cycloaddition of …

N Heo, I Jung, DK Kim, SH Han, K Lee, PH Lee - Organic Letters, 2020 - ACS Publications
Described herein is the sequential 1, 3-N-to C-and 1, 3-C-to C-migration of sulfonyl groups
through the synthesis of 1, 4-diazepines from an operationally simple thermal aza-[5+ 2] …

Coupling of Carboxylic Acids with Ynamides and Subsequent Rearrangement for the Synthesis of Imides/Amides

Y Shen, Q Li, G Xu, S Cui - Organic letters, 2018 - ACS Publications
A coupling of carboxylic acids with ynamides and subsequent rearrangement for the
synthesis of imides and amides is reported. The carboxylic acids could couple with …

tert-Butyl Nitrite Promoted Oxidative Intermolecular Sulfonamination of Alkynes to Synthesize Substituted Sulfonyl Pyrroles from the Alkynylamines and Sulfinic Acids

Z Qi, Y Jiang, Y Wang, R Yan - The Journal of Organic Chemistry, 2018 - ACS Publications
tert-Butyl nitrite promoted oxidative intermolecular sulfonamination of alkynes to synthesize
substituted sulfonyl pyrroles from the alkynylamines and sulfinic acids via tandem …