(E)-Selective Horner–Wadsworth–Emmons reaction of aldehydes with bis-(2,2,2-trifluoroethyl)phosphonoacetic acid - Sano, Shigeki; Takemoto, Yuka; Nagao, Yoshimitsu (ARKIVOC, 2003)
doi: 10.3998/ark.5550190.0004.810