2003 Enantioselective syntheses

Enantioselective synthesesO 0031 Extended Scope of Dirhodium(II)-Catalyzed Enantioselective Intramolecular

1,3-Dipolar Cycloadditions of Carbonyl Ylides with Alkene and Alkyne Dipolaro-philes. — Enantioselective intramolecular 1,3-dipolar cycloaddition of carbonyl ylides shows promising scope in terms of asymmetric induction yielding tricyclic products (II) and (IV) in up to 86% e.e. — (HODGSON*, D. M.; LABANDE, A. H.; PIERARD, F. Y. T. M.; Synlett 2003, 1, 59-62; Dyson Perrins Lab., Dep. Chem., Univ. Oxford, Oxford OX1 3QY, UK; Eng.) — Mais

15- 038