allylation carbon-carbon coupling reaction Tsuji-Trost reaction A carbon-carbon coupling reaction in which a nucleophile reacts with an allyl acetate, allyl halide, allyl carbonate, allyl carbamate, allyl phosphate, allyl sulfone or allyl nitro compound to give an allyl compound. The reaction is catalsed by Pd(0). RXNO RXNO:0000311 Trost allylation