Synthesis of novel chiral spirodione, (6R,7R)-7-phenyl-1-oxaspiro[5.5]undec-3-ene-2,5-dione: application to the asymmetric Diels–Alder reaction with high π-facial selectivity
作者:SubbaRao V Kandula、Vedavati G Puranik、Pradeep Kumar
DOI:10.1016/s0040-4039(03)01176-6
日期:2003.6
The synthesis of the title spirodione, a new class of auxiliary based chiral synthon using (−)-trans-2-phenylcyclohexanol and its application to the asymmetric Diels–Alderreaction are described. Methodology for detachment of the chiralauxiliary from the cycloadduct has been developed.