Table 2:
Ruthenium-JOSIPHOS-catalyzed C-allylation of primary alcohols 2a-2r mediated by gaseous allene.a
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Yields of material isolated by silica gel chromatography. Enantioselectivities determined by HPLC analysis. Diastereoselectivities determined by 1H NMR analysis of crude reaction mixtures.
Ru-ligand (1.5 mol%).
Ru-ligand (10 mol%), 80 °C. See Supporting Information for further details.