P-TSA catalyzed tandem conjugate addition/annulation/elimination process for the synthesis of 2,4-disubstituted-4H-benzo[f]chromenes
P-TSA catalyzed tandem conjugate addition/annulation/elimination process for the synthesis of 2,4-disubstituted-4H-benzo[f]chromenes
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Date
2016-08-01
Authors
Yaragorla, Srinivasarao
Saini, Pyare Lal
Journal Title
Journal ISSN
Volume Title
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Abstract
A simple and user friendly protocol for the synthesis of biologically important 2,4-diaryl-4H-benzo[f]chromenes has been described starting from the readily available naphthols and chalcones catalyzed by p-TSA.
Description
Keywords
2,4-Diary1-4H-benzo[f]chromenes,
Annulation,
Chalcones,
Michael addition,
P-TSA,
Tandem reaction,
α/β-naphthol
Citation
Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry. v.55B(8)