Acetates of Baylis-Hillman adducts derived from ethyl acrylate,
methyl vinyl ketone, and acrylonitrile were coupled with allyltributylstannane
using Pd(PPh3)4 or Pd(dba)2 as
the catalyst at room temperature to afford the corresponding trisubstituted
alka-1,5-dienes in good to high yields.
Baylis-Hillman acetates - allyltributylstannane - bis-π-allylpalladium - 1,5-diene
- allylation