Visible-light enabled synthesis of cyclopropane-fused indolines via dearomatization of indoles

XL Huang, YZ Cheng, SL You - Organic Chemistry Frontiers, 2022 - pubs.rsc.org
An efficient synthesis of methylene-unsubstituted cyclopropane-fused indolines via
photoredox catalyzed dearomative cyclopropanation of indole derivatives was developed. A …

Visible-light induced divergent dearomatization of indole derivatives: controlled access to cyclobutane-fused polycycles and 2-substituted indolines

W Zhuang, YZ Cheng, XL Huang, Q Huang… - Organic Chemistry …, 2021 - pubs.rsc.org
A photocatalytic protocol for the divergent dearomative functionalization of indole derivatives
is reported. Under the irradiation of visible light, either dimerization or reduction occurs …

Visible-light-induced dearomative oxamination of indole derivatives and dearomative amidation of phenol derivatives

L Wu, Y Hao, Y Liu, H Song, Q Wang - Chemical Communications, 2020 - pubs.rsc.org
Herein, we report a protocol for visible-light-induced dearomative oxamination reactions of
indole derivatives to afford functionalized spirocyclic products. These step-economical …

Photoredox-catalyzed intermolecular hydroalkylative dearomatization of electron-deficient indole derivatives

XL Huang, YZ Cheng, X Zhang, SL You - Organic Letters, 2020 - ACS Publications
Dearomatization of indole derivatives offers a straightforward approach to access diverse
indolines. To date, the corresponding dearomative transformations involving electron …

Metal-free blue-light-mediated cyclopropanation of indoles by aryl (diazo) acetates

X Zhang, C Du, H Zhang, XC Li, YL Wang, JL Niu… - …, 2019 - thieme-connect.com
Blue-light-mediated cyclopropanation of indoles with aryl (diazo) acetates has been
developed. The salient features of this strategy are that it is metal-free, operationally simple …

Synthesis of cyclobutane-fused angular tetracyclic spiroindolines via visible-light-promoted intramolecular dearomatization of indole derivatives

M Zhu, C Zheng, X Zhang, SL You - Journal of the American …, 2019 - ACS Publications
An intramolecular dearomatization of indole derivatives based on visible-light-promoted [2+
2] cycloaddition was achieved via energy transfer mechanism. The highly strained …

Asymmetric dearomatization of indole derivatives with N‐hydroxycarbamates enabled by photoredox catalysis

YZ Cheng, QR Zhao, X Zhang, SL You - Angewandte Chemie, 2019 - Wiley Online Library
Dearomatization of indoles provides efficient synthetic routes for substituted indolines. In
most cases, indoles serve as nucleophiles. Reported here is an asymmetric dearomatization …

Visible-light-mediated synthesis of cyclobutene-fused indolizidines and related structural analogs

M Zhu, XL Huang, H Xu, X Zhang, C Zheng… - CCS …, 2021 - chinesechemsoc.org
Expedient assembly of unprecedented molecular scaffolds from readily accessible starting
materials in a sustainable fashion is highly pursued in modern organic chemistry. Herein …

Organocatalytic asymmetric dearomative oxyalkylation of indoles enables access to C2-quaternary indolin-3-ones

X Liu, X Yan, JH Yu, YD Tang, K Wang, H Zhang - Organic letters, 2019 - ACS Publications
A facile and efficient asymmetric dearomative oxyalkylation of indoles with TEMPO
oxoammonium salt and a variety of aldehydes and ketones has been described. This metal …

Photocatalytic intramolecular [2+ 2] cycloaddition of indole derivatives via energy transfer: a method for late-stage skeletal transformation

Z Zhang, D Yi, M Zhang, J Wei, J Lu, L Yang… - Acs …, 2020 - ACS Publications
Visible light-promoted dearomative [2+ 2] cycloaddition of indole derivatives tethered with
olefins at the N1 position has been considered thermodynamically unfeasible due to the …