Wittig Olefination of Trifluoromethyl Ketones and Allylic Carbonates Mediated by Phosphines

Tong Wang, Li-Tao Shen & Song Ye
The Wittig olefination of trifluromethyl ketones and allylic carbonates mediated by tributylphosphine was realized to give corresponding trifluoromethyl dienes in good yields with excellent E-selectivities.