J. Barluenga et al., 1ST [4-AMINO-1,3-DIENES(2] CYCLOADDITION REACTION BETWEEN VINYL FISCHER TYPE CARBENE COMPLEXES AND CHIRAL 2), Journal of the Chemical Society, Chemical Communications, (7), 1994, pp. 843-844
The reaction between 2-aminobuta-1,3-dienes derived from (S)-2-methoxy
methylpyrrolidine and vinyl Fischer type tungsten carbene complexes le
ads to cyclohexenyl carbene complex derivatives with acceptable yields
and good enantiomeric excess.