KO(C(CH3)3) in hexane byproducts: KCl, C(CH3)3OH, PCy3; using Schlenk techniques; mixing of (Mes2C3N2H5)(Cl), KO(t-Bu) and (PCy3)2Cl2Ru(CHPh) in anhyd. hexane; degassing of soln. by pulling vac. for afew minutes, heating at 60°C for 24 h in vac. with very vigorous stirring; cooling to room temp., opening the flask to air, addn. of 1:1 2-propanol:water; stirring in air for 30 min, filtration, washing with 2-propanol:water and with hexane, drying under vac. overnight, elem. anal.;

KO(C(CH3)3) in benzene byproducts: KBF4, C(CH3)3OH, PCy3; (N2); using Schlenk techniques; mixing of (Mes2C3N2H5)(BF4), KO(t-Bu) and THF; stirring for 1 h; addn. of (PCy3)2Cl2Ru(CHPh) in benzene; heatingat 80°C for 30 min; removal of volatiles under vac., suspending in benzene, filtration over Celite, concn., addn. of methanol, pptn., washing with methanol, pentaneand then drying under vac.;

in toluene mixt. of Ru complex and imidazolidine in toluene was heated at 60°C for 4 h;

in toluene mixt. of Ru complex and imidazolidine in toluene was heated at 60°C for 4 h;

in benzene-d6 (N2); using Schlenk techniques; charging of NMR tube with Ru(CHPh)Cl2(C3N2H4Mes2)2, PCy3 (excess) and C6D6; heating at 80°C for 36 h; monitoring by NMR;

in toluene byproducts: pyridinium tetrafluoroborate, pyridine; 1.1 equiv. of phosphonium salt; passage through silica plug;

in tetrahydrofuran excess styrene;

CuCl in toluene dissolvingRue complex in toluene, addn. of CuCl and CH2CHC6H4OC3H7, stirring at 40°C; Leuthaeusser, S. et al. Chem. - Eur. J. 2007, 13, 7195; Leuthaeusser, S. et al. Chem. - Eur. J. 2008, 14, 5465;

in dichloromethane 1 h;

C45H64Cl2N3PRu in dichloromethane-d2 T=20 - 45°C; Inert atmosphere;