Yadav, Jhillu Singh ; Subba Reddy, Basi V. ; Aruna, M. ; Thomas, M. (2002) A facile synthesis of trans-fused pyrano [3, 2-c] benzopyrans catalyzed by scandium triflate Synthesis, 2002 (2). 0217-0220. ISSN 0039-7881
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Official URL: http://www.thieme-connect.com/ejournals/abstract/s...
Related URL: http://dx.doi.org/10.1055/s-2002-19810
Abstract
Scandium triflate has been utilized as an efficient Lewis acid for the intramolecular cycloaddition of o-quinonemethides (generated in situ from salicylaldehydes and unsaturated alcohols) to afford the corresponding trans-fused pyranobenzopyrans in high yields with high selectivity.
| Item Type: | Article |
|---|---|
| Source: | Copyright of this article belongs to Thieme Medical Publishers. |
| Keywords: | Scandium Triflate; o-quinonemethides; Hetero Diels-Alder Reaction; Pyranobenzopyrans |
| ID Code: | 63094 |
| Deposited On: | 28 Sep 2011 03:19 |
| Last Modified: | 28 Sep 2011 03:19 |
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