methanesulfonic acid in tetrahydrofuran; water T=20°C; 12 h;

[Cp*Ru(CNCH3)3]+PF6-; potassium carbonate in acetonitrile 1 h; Inert atmosphereReflux;

[RuCl2(.eta.6-p-cymene)((R)-PhOP(binaphthoxy))]; potassium tert-butylate in tetrahydrofuran T=75°C; 1.5 h; Inert atmosphereResolution of racemate; optical yield given as percent eeenantioselective reaction;

1: With Grubb's 2nd generation catalyst in toluene T=110°C; 0.5 h; Inert atmosphere; 2: in toluene T=130°C; 12 h; Reagent/catalyst;

2,9-dimethyl-1,10-phenanthroline; palladium diacetate; silver carbonate in acetonitrile T=60°C; 24 h; regioselective reaction;