Sulfamic Acid: An Efficient Catalyst for the Diastereoselective, One-Pot Synthesis of Pyrano Benzopyrans, Furano Benzopyrans and Ethoxy Benzopyrans
Authors: Kumar, R. S.; Nagarajan, R.; Vijay, K.; Perumal, P. T.
Source: Letters in Organic Chemistry, Volume 2, Number 5, August 2005 , pp. 458-460(3)
Publisher: Bentham Science Publishers
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.
Document Type: Review article
Publication date: 2005-08-01
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