Metal silicates: efficient catalysts for the three-component preparation of 2-amino-5-oxo-4-aryl-4,5-dihydroindeno[1,2-b]pyran-3-carbonitrile derivatives
A highly efficient catalytic preparation of 2-amino-5-oxo-4-aryl-4,5-dihydroindeno[1,2-b]pyran-3-carbonitrile derivatives using different metal silicates was developed through a three-component reaction of malononitrile, aromatic aldehydes, and 1,3-indandione in high yields.
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
De Gruyter
2018-08-01
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Series: | Main Group Metal Chemistry |
Subjects: | |
Online Access: | https://doi.org/10.1515/mgmc-2017-0042 |