Friedel–Crafts and modified Vorbrüggen ribosylation. A short synthesis of aryl and heteroaryl-C-nucleosides
A direct coupling of aryl donor and tetra- O-acetylribose in the presence of Lewis acid led to β-C-nucleosides in good yields. In contrast, for deactivated electron-poor aromatics, a modified Vorbrüggen ribosylation reaction was investigated and successfully applied in the case of 2-trimethylsilyl-t...
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Published in: | Tetrahedron letters 2008-06, Vol.49 (25), p.3967-3971 |
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Main Authors: | , , , |
Format: | Article |
Language: | eng |
Subjects: | |
Online Access: | Get full text |
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Summary: | A direct coupling of aryl donor and tetra-
O-acetylribose in the presence of Lewis acid led to β-C-nucleosides in good yields. In contrast, for deactivated electron-poor aromatics, a modified Vorbrüggen ribosylation reaction was investigated and successfully applied in the case of 2-trimethylsilyl-thiazole. |
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ISSN: | 0040-4039 1873-3581 |