Yadav, J. S. ; Subba Reddy, B. V. ; Raghavendra Rao, K. V. ; Narender, R. (2009) InBr3-catalyzed annulations of cyclic 1,3-diketones with aryl propargyl alcohols: a novel synthesis of 2,4-diaryldihydropyrans Tetrahedron Letters, 50 (27). pp. 3963-3965. ISSN 0040-4039
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Official URL: http://www.sciencedirect.com/science/article/pii/S...
Related URL: http://dx.doi.org/10.1016/j.tetlet.2009.04.088
Abstract
The cyclic 1,3-dicarbonyl compounds undergo smooth cyclization with aryl propargyl alcohols in the presence of 10 mol % indium tribromide in refluxing dichloroethane to produce 2,4-diarylpyran derivatives in good yields with high selectivity.
| Item Type: | Article |
|---|---|
| Source: | Copyright of this article belongs to Elsevier Science. |
| Keywords: | Indium(III) Halides; Arylpropargyl Alcohols; 1,3-dicarbonyls; Cyclization |
| ID Code: | 58854 |
| Deposited On: | 02 Sep 2011 03:35 |
| Last Modified: | 02 Sep 2011 03:35 |
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