1999 carboxylic acid esters

carboxylic acid esters (benzene compounds)Q 0530

30 - 102Ir-Catalyzed Allylic Substitution: Mechanistic Aspects and Asym-metric Synthesis with Phosphorus Amidites as Ligands. — The titlereaction is investigated in detail and mechanistical aspects are discussed. In thecase of condition A) the starting material (R)-(I) has 91%e.e. and in the othertwo examples the e.e.-value is ¿99%. — (BARTELS, BJOERN; HELMCHEN,GUENTER; Chem. Commun. (Cambridge) (1999) 8, 741-742; Org.-Chem.Inst., Ruprecht-Karls-Univ., D-69120 Heidelberg, Germany; EN)

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