Sulfamic acid: An efficient catalyst for the diastereoselective, one-pot synthesis of pyrano benzopyrans, furano benzopyrans and ethoxy benzopyrans
Sulfamic acid: An efficient catalyst for the diastereoselective, one-pot synthesis of pyrano benzopyrans, furano benzopyrans and ethoxy benzopyrans
No Thumbnail Available
Date
2005-08-01
Authors
Kumar, R. Senthil
Nagarajan, Rajagopal
Vijay, K.
Perumal, Paramasivan T.
Journal Title
Journal ISSN
Volume Title
Publisher
Abstract
Sulfamic acid catalyses the one-pot three components coupling of aldehydes, anilines and electron rich dienophiles such as dihydropyran, dihydrofuran and ethyl vinylether resulting in the formation of pyrano, furano and ethoxy benzopyrans. © 2005 Bentham Science Publishers Ltd.
Description
Keywords
Diastereoselective,
Furanobenzopyran,
Pyranobenzopyran,
Sulfamic acid,
Three-component coupling
Citation
Letters in Organic Chemistry. v.2(5)