potassium hydroxide in methanol; N,N-dimethyl-formamide 0.25 h; Heating;

bis(tricyclohexylphosphine)benzylidene ruthenium(IV) dichloride in dichloromethane T=45 - 50°C; 6 h; Title compound not separated from byproducts;

Grubb's 2nd generation catalyst in methanol; dichloromethane 2 h; Heating; Title compound not separated from byproducts.;