Sampath Kumar, H. M. ; Qazi, Naveed Ahmed ; Shafi, Syed ; Naveen Kumar, V. ; Krishna, A. D. ; Yadav, J. S. (2005) Barbier allylation-Prins reaction of PEG-bound aldehydes—soluble polymer-supported synthesis of 2,4,6-trisubstituted tetrahydropyrans Tetrahedron Letters, 46 (42). pp. 7205-7207. 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.2005.08.070
Abstract
PEG-bound aldehydes undergo zinc-mediated Barbier allylation to form homoallylic alcohols, which on further reaction with various aldehydes in the presence of BF3·Et2O through a Prins cyclization afford 4-hydroxytetrahydropyrans and 4-fluorotetrahydropyrans.
| Item Type: | Article |
|---|---|
| Source: | Copyright of this article belongs to Elsevier Science. |
| Keywords: | PEG; Barbier Allylation; Prins Cyclization; Tetrahydropyran |
| ID Code: | 59543 |
| Deposited On: | 07 Sep 2011 05:41 |
| Last Modified: | 07 Sep 2011 05:41 |
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