Multi-step reaction with 7 steps
1.1: lithium hydroxide monohydrate; water / tetrahydrofuran / 0 - 20 °C
2.1: triethylamine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / acetonitrile / 0 - 20 °C / Inert atmosphere
3.1: sodium hydride / N,N-dimethyl-formamide / 1 h / 0 °C
3.2: 6 h
4.1: tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride / toluene / 12 h / 80 °C / Inert atmosphere
5.1: methanesulfonic acid / dichloromethane; methanol / 12 h / 20 °C
6.1: triethylamine / dichloromethane / 0 - 20 °C
7.1: sodium carbonate / acetonitrile / 48 h / 50 °C
With
tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; methanesulfonic acid; lithium hydroxide monohydrate; water; sodium hydride; sodium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine;
In
tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; toluene; acetonitrile;