ChemInform Abstract: Access to 3-Acyl-(2H)-indazoles via Rh(III)-Catalyzed C—H Addition and Cyclization of Azobenzenes with -Keto Aldehydes.
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- 作者：Taejoo Jeong ; Sang Hoon Han ; Sangil Han ; Satyasheel Sharma ; Jihye Park ; Jong Suk Lee ; Jong Hwan Kwak ; Young Hoon Jung and In Su Kim
- 关键词：pyrazole derivatives ; cycloaddition reactions ; catalysis ; phase-transfer catalysis
- 刊名：ChemInform
- 出版年：2016
- 出版时间：May, 2016
- 年：2016
- 卷：47
- 期：21
- 全文大小：41K
- ISSN：1522-2667
文摘
Symmetrically substituted azobenzenes react with ethyl glyoxalate, and depending on the electronic properties of the aryl substitutents either a single or a mixture of two indazole products is formed.