Stereoselective synthesis of C-ketosides
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Angeles Martín; Inés Pérez-Martín; Luis M. Quintanal; Ernesto Suárez
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Article
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2008
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Elsevier Science
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French
⚖ 175 KB
A tandem 1,5 or 1,6 hydrogen atom transfer (HAT)-radical allylation using carbohydrate models is described. The HAT reaction generated a C-glycos-1-yl radical intermediate, which added to allyltri-nbutyltin with high diastereoselectivity, to give C-ketosides with the quaternary carbon carrying two d