in benzene-d6 byproducts: H2CCH2; reaction performed in NMR tube at room temp.; Ru complex dissolved, thenPhCHCH2 added by syringe; equil. reaction; controlled by 1H NMR;

1: N,N'-di(2,4,6-trimethylphenyl)-4,5-dihydroimidazolinium chloride With potassium 2-methyl-2-butoxide in hexane; toluene T=50°C; 0.166667 h; 2: Fuuml;rstner's ruthenium indenylidene catalyst in hexane; toluene T=50°C; 18 h;

1: 1,3-bis(2,4,6-trimethylphenyl)imidazolinium chloride With potassium 2-methyl-2-butoxide in hexane; toluene T=50°C; 0.166667 h; 2: Fuuml;rstner's ruthenium indenylidene catalyst in hexane; toluene T=50°C; 15 h;

in dichloromethane-d2 T=20°C; 2 h; NMR tube; Reactivity;

copper(l) chloride