18. A method according to claim 1, in which the compound of formula I is selected from the group consisting of: (4R)-[N′-methyl-N′-(3,5-bistrifluoromethyl-benzoyl)-amino]-5-(1-methyl-indol-3-yl)-pent-2-enoic aci
1.A process for preparing functional group-containing olefinic compounds comprising the steps of:(a) reacting (1) at least one alkylidene phosphorane comprising an alkylidene moiety and three other moieties bonded to its phosphorus atom, said alkylidene moiety optionally comprising one or more carbon ...