Photoinduced Photocatalyst-Free Cascade Cyclization of Alkynes with Sodium Sulfinates for the Synthesis of Benzothiophenes and Thioflavones

Hongqiang Dong; Chunli Chen; Jinlei Zhao; Yigang Ji; Wenchao Yang

doi:10.3390/molecules28114436

Molecules (May 2023)

Photoinduced Photocatalyst-Free Cascade Cyclization of Alkynes with Sodium Sulfinates for the Synthesis of Benzothiophenes and Thioflavones

Hongqiang Dong,
Chunli Chen,
Jinlei Zhao,
Yigang Ji,
Wenchao Yang

Affiliations

Hongqiang Dong: The Open Research Fund of the National and Local Joint Engineering Laboratory of High Efficiency and Superior-Quality Cultivation and Fruit Deep Processing Technology of Characteristic Fruit Trees in South Xinjiang, College of Agriculture, Tarim University, Alaer 843300, China
Chunli Chen: The Open Research Fund of the National and Local Joint Engineering Laboratory of High Efficiency and Superior-Quality Cultivation and Fruit Deep Processing Technology of Characteristic Fruit Trees in South Xinjiang, College of Agriculture, Tarim University, Alaer 843300, China
Jinlei Zhao: National Engineering Research Center of Low-Carbon Processing and Utilization of Forest Biomass, Nanjing Forestry University, Nanjing 210037, China
Yigang Ji: Jiangsu Key Laboratory of Biofuctional Molecules, Department of Life Sciences and Chemistry, Jiangsu Second Normal University, Nanjing 210013, China
Wenchao Yang: Guangling College and School of Plant Protection, Yangzhou University, Yangzhou 225009, China

DOI: https://doi.org/10.3390/molecules28114436
Journal volume & issue: Vol. 28, no. 11
p. 4436

Abstract

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The subject of this investigation is a new method for the construction of sulfonylated heterocycles which overcomes the limitations of classical approaches using a cheap feedstock sulfonylating agent, especially under photocatalyst- and metal-free conditions.

Published in Molecules

ISSN: 1420-3049 (Online)
Publisher: MDPI AG
Country of publisher: Switzerland
LCC subjects: Science: Chemistry: Organic chemistry
Website: http://www.mdpi.com/journal/molecules

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