TEMPO-catalyzed oxidative dimerization and cyanation of indoles for the synthesis of 2-(1H-indol-3-yl)-3-oxoindoline-2-carbonitriles

L Jiang, X Peng, P Huang, Z Chen, L Liu - Tetrahedron, 2017 - Elsevier
… Notably, Shen and co-workers developed a catalytic tandem cyanation of indoles with …
oxidative homo dimerization and cyanation of free indole derivatives for the synthesis of 2-(…

Reaction of indole derivatives with bromine. Substitution, oxidation, and dimerization

A Da Settimo, E Nannipieri - The Journal of Organic Chemistry, 1970 - ACS Publications
indoles we have extensively investigated the nitration1 and, more recently, the bromination2
of indole … has been devoted to the reaction of indoles with bromine. In a previous paper on …

[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
… for the self-dimerization of 2-substituted indoles and cross-addition with indoles through the
in … We begin this study for the oxidative cross-dimerization of 2-phenyl indole 1a as model …

Radical cations. Chemical and electrochemical oxidative dimerization of 1, 2-dihydro-2, 2-disubstituted-3-oxo-3H-indoles (indoxyls) and some C-5 and C-7 …

C Berti, L Greci, R Andruzzi… - The Journal of Organic …, 1985 - ACS Publications
synthesis of some dimers by metal ion oxidation of the corresponding monomer allowed the
structure assignment of the CC dimer … and dimer radical cation is explained on the basis of …

Oxidative Radical Cyclization of (. omega.-Iodoalkyl) indoles and Pyrroles. Synthesis of (-)-Monomorine and Three Diastereomers

DR Artis, IS Cho, S Jaime-Figueroa… - The Journal of Organic …, 1994 - ACS Publications
… ) was rapidly converted into an oxygen-containing dimer 8. The structure of 8 was assigned
on … to the well-known15 air- or peroxide-induced oxidative dimerization products of indoles. …

… to the Synthesis of Ring-A Oxygenated Sarpagine Indole Alkaloids. Total Synthesis of the Dimeric Indole Alkaloid P-(+)-Dispegatrine and Six Other Monomeric Indole …

CR Edwankar, RV Edwankar… - The Journal of …, 2013 - ACS Publications
… In conclusion, the regio- and diastereospecific doubly convergent first total synthesis of
the P-atropodiastereomer of the dimeric indole alkaloid (+)-dispegatrine (1) has been …

Palladium-catalyzed regioselective oxidative coupling of indoles and one-pot synthesis of acetoxylated biindolyls

Z Liang, J Zhao, Y Zhang - The Journal of Organic Chemistry, 2010 - ACS Publications
… (8) However, these methods require the prefunctionalization of indoles to their … oxidative
coupling of indoles. Herein, we report a mild and selective method for dimerization of indoles by …

Intramolecular dearomative oxidative coupling of indoles: a unified strategy for the total synthesis of indoline alkaloids

W Zi, Z Zuo, D Ma - Accounts of Chemical Research, 2015 - ACS Publications
… This is why early studies in this area focused on oxidative dimerization of enolates of
carbonyl compounds by using different oxidants. (1, 2) The cross-coupling reaction between two …

Oxidative furan-to-indole rearrangement. Synthesis of 2-(2-acylvinyl) indoles and flinderole C analogues

AS Makarov, AA Merkushev, MG Uchuskin… - Organic …, 2016 - ACS Publications
indole 2a can be obtained as the Z-isomer exclusively in 88% isolated yield under 1a
oxidation … The indole 5a underwent acid-induced dimerization to 3-[2-(2-indolyl)vinyl]pyrrolo[1,2-a]…

Copper-Catalyzed Cyclization/Dimerization of Tryptamines with O2/Air as the Sole Oxidant: Direct Access to Complex Bispyrrolidino[2,3-b]indoline

ZY Li, W Wang, JR Song, RA Wang, J Shi… - The Journal of …, 2021 - ACS Publications
… cascade oxidative cyclization/dimerization of tryptamines under mild O 2 /air oxidation
We chose the indole N-Me substituted tryptamine 1g as the model substrate. After a series …