[HTML][HTML] Synthesis of C2-tetrasubstituted indolin-3-ones via Cu-catalyzed oxidative dimerization of 2-aryl indoles and cross-addition with indoles

A Singh, S Vanaparthi, S Choudhary, R Krishnan… - RSC …, 2019 - pubs.rsc.org
An efficient protocol for the synthesis of 2, 2-disubstituted indolin-3-ones under mild
conditions has been developed. This reaction involves the copper-catalyzed in situ oxidative …

Metal-free regioselective construction of indolin-3-ones via hypervalent iodine oxidation of N-substituted indoles

C Yang, G Cheng, B Huang, F Xue, C Jiang - RSC advances, 2016 - pubs.rsc.org
A metal-free method for the regioselective construction of 2-acetoxy indolin-3-ones from N-
substituted indoles with PhI (OAc) 2 as the oxidant was developed under mild reaction …

Oxidative Coupling of 3‐Oxindoles with Indoles and Arenes

H Kang, AL Jemison, E Nigro, MC Kozlowski - ChemSusChem, 2019 - Wiley Online Library
A highly efficient method for the oxidative coupling of 2‐substituted 3‐oxindoles with
aromatic compounds to form 2, 2‐disubstituted indolin‐3‐ones with broad scope is …

[HTML][HTML] Metal-free synthesis of indolo [2, 3-b] indoles through aerobic cascade dehydrogenative aromatization/oxidative annulation

P Jiang, S Chen, H Huang, K Hu, Y Xia… - Green Synthesis and …, 2021 - Elsevier
A convenient method for the rapid construction of indolo [2, 3-b] indoles has been
developed. This cascade reaction involving condensation, dehydroaromatization, and …

A practical mild, one-pot, regiospecific synthesis of 2, 3-disubstituted indoles via consecutive Sonogashira and Cacchi reactions

BZ Lu, W Zhao, HX Wei, M Dufour, V Farina… - Organic …, 2006 - ACS Publications
A Practical Mild, One-Pot, Regiospecific Synthesis of 2,3-Disubstituted Indoles via Consecutive
Sonogashira and Cacchi Reactions | Organic Letters ACS ACS Publications C&EN CAS Find …

Copper-catalyzed synthesis of multisubstituted indoles through tandem Ullmann-type C–N formation and cross-dehydrogenative coupling reactions

Y Li, J Peng, X Chen, B Mo, X Li, P Sun… - The Journal of Organic …, 2018 - ACS Publications
Multisubstituted indoles were synthesized via a one-pot tandem copper-catalyzed Ullmann-
type C–N bond formation/intramolecular cross-dehydrogenative coupling process at 130° C …

One-Pot Access to Indolo[2,3-b]quinolines by Electrophile-Triggered Cross-Amination/Friedel–Crafts Alkylation of Indoles with 1-(2-Tosylaminophenyl)ketones

S Ali, YX Li, S Anwar, F Yang, ZS Chen… - The Journal of Organic …, 2012 - ACS Publications
Activation of C2 and C3 of indoles by molecular iodine (I2) and base followed by in situ
reaction with 1-(2-tosylaminophenyl) ketones or 2-tosylaminobenzaldehyde can afford …

Copper-Catalyzed Oxidative Coupling–Annulation: One-Pot Synthesis of Indolizines from 2-Alkylazaarenes with Alkenes

J Liu, Y Liang, H Wang, Y Pan - Synlett, 2015 - thieme-connect.com
Thieme E-Journals - Synlett / Full Text DE EN Home Products Journals Books Book Series
Service Library Service Help Contact Portal SYNLETT Full-text search Full-text search Author …

Iodine-mediated oxidative triple functionalization of indolines with azoles and diazonium salts

Y Liu, X Gu, X Zhang, M Xu, Z Zhang… - Chemical …, 2024 - pubs.rsc.org
We report an innovative synthetic strategy for the generation of polysubstituted indoles from
indolines, aryldiazonium salts, and azoles. The methodology encompasses an electrophilic …

Cu–Catalyzed Tandem Oxidation of N‐Substituted Indolines to Isatins

S Gao, J Zheng, G Ge, J Luo - ChemistrySelect, 2018 - Wiley Online Library
The direct transformation of N‐substituted indoline to isatin derivatives has been developed,
this reaction employed cheap Cu catalyst and aqueous tert‐butyl hydroperoxide as an …