Michael Addition of Indole to α,β-Unsaturated Ketones Catalysed by Silica Sulfuric Acid under Ultrasonic Irradiation-Reference-Cited by-同舟云学术

Michael Addition of Indole to α,β-Unsaturated Ketones Catalysed by Silica Sulfuric Acid under Ultrasonic Irradiation

Published:2006-01 Issue:1 Volume:2006 Page:41-42
ISSN:1747-5198
Container-title:Journal of Chemical Research
language:en
Short-container-title:Journal of Chemical Research

Author:

Li Ji-Tai¹,Dai Hong-Guang¹,Xu Wen-Zhi¹,Li Tong-Shuang¹

Affiliation:

1. College of Chemistry and Environmental Science, Hebei University, Key Laboratory of Analytical Science and Technology of Hebei Province, Baoding 071002, P.R. China

Abstract

Silica sulfuric acid catalyses the Michael addition of indole to α,β-unsaturated ketones under ultrasonic irradiation to afford the corresponding β-indolylketones in 50-85% yields at room temperature.

Publisher

SAGE Publications

Subject

General Chemistry

Link

http://journals.sagepub.com/doi/pdf/10.3184/030823406776331025

Reference12 articles.

1. An expeditious synthesis of β-indolylketones catalyzed by p-toluenesulfonic acid (PTSA) using ultrasonic irradiation

2. New Versatile Route to the Synthesis of Tetrahydro-β-carbolines and Tetrahydro-pyrano[3,4-b]indoles via an Intramolecular Michael Addition Catalyzed by InBr3

3. InCl3-Catalysed Conjugate Addition of Indoles with Electron-Deficient Olefins

4. Sequential One-Pot InBr3-Catalyzed 1,4- then 1,2-Nucleophilic Addition to Enones

5. The Michael Addition of Indoles to α,β-Unsaturated Ketones Catalyzed by CeCl3·7H2O−NaI Combination Supported on Silica Gel1

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