Trends in carbazole synthesis–an update (2013–2023)

LAT Allen, P Natho - Organic & Biomolecular Chemistry, 2023 - pubs.rsc.org
The interest of scientists in the carbazole core has risen steadily over the last 30 years,
particularly over the last decade given its presence in several active pharmaceutical …

[HTML][HTML] Recent synthetic strategies for the construction of functionalized carbazoles and their heterocyclic motifs enabled by Lewis acids

MP Kumar, G Mahantesh, P Amaladass… - RSC …, 2023 - pubs.rsc.org
This article demonstrates recent innovative cascade annulation methods for preparing
functionalized carbazoles and their related polyaromatic heterocyclic compounds enabled …

Deprotonative generation and trapping of haloaryllithium in a batch reactor

Y Feng, T Yukioka, M Matsuyama, A Mori… - Organic Letters, 2023 - ACS Publications
A method for the regioselective functionalization of haloarenes through deprotonative
lithiation is disclosed. The generated haloaryllithiums were trapped in a batch reactor with a …

A general carbazole synthesis via stitching of indole–ynones with nitromethanes: Application to total synthesis of carbazomycin A, calothrixin B, and staurosporinone

S Singh, R Samineni, S Pabbaraja, G Mehta - Organic letters, 2019 - ACS Publications
A new, one-pot domino benzannulation reaction between indole-3-ynones and various
nitromethane derivatives has been explored for a general entry to diversely functionalized …

[HTML][HTML] A cyclobutanol ring-expansion approach to oxygenated carbazoles: total synthesis of glycoborine, carbazomycin A and carbazomycin B

P Natho, LAT Allen, PJ Parsons - Synlett, 2023 - thieme-connect.com
The transition-metal-free total syntheses of the oxygenated carbazole natural products
glycoborine, carbazomycin A and carbazomycin B are reported. The key step involves an …

Regioselective synthesis of chirally enriched tetrahydrocarbazolones and tetrahydrocarbazoles

C Narayana, P Kumari, R Sagar - Organic letters, 2018 - ACS Publications
A new one-step, reagent-directed regioselective synthesis of chirally enriched
tetrahydrocarbazolones and tetrahydrocarbazoles from a common type of substrate has …

Synthesis of Functionalized 4-Hydroxy Carbazoles and Carbazole Alkaloids via Ring Expansion of Indole Cyclopentanone

X Pan, B Dong, Y Wu, B Gao… - The Journal of Organic …, 2024 - ACS Publications
The exploration of a ring expansion reaction from indole cyclopentanone to generate a
range of diversely functionalized 4-hydroxyl carbazole frameworks, representing the core …

Catalytic and Enantioselective Diels‐Alder Reaction of Siloxydienes

S Harada, A Nishida - Asian Journal of Organic Chemistry, 2019 - Wiley Online Library
Diels‐Alder reaction is one of the most well‐known named reactions in organic chemistry. It
involves a diene substrate and a dienophile substrate. Among dienes, siloxydiene is a …

Synthesis and biological evaluation of novel carbazole hybrids as promising antimicrobial agents

MS Shaikh, B Chandrasekaran, MB Palkar… - Chemistry & …, 2020 - Wiley Online Library
Two series of carbazole analogs of 8‐methoxy‐N‐substituted‐9H‐carbazole‐3‐
carboxamides (series 1) and carbazolyl substituted rhodanines (series 2) were synthesized …

Optically Active Helical Lanthanide Complexes: Storable Chiral Lewis Acidic Catalysts for Enantioselective Diels–Alder Reaction of Siloxydienes

S Harada, S Nakashima, S Sekino… - Chemistry–An Asian …, 2020 - Wiley Online Library
Lanthanide triflates and a series of hexadentate chiral ligand complexes were synthesized.
X‐ray‐quality crystals were obtained from mixtures of the lanthanide complexes, which were …