Multi-step reaction with 18 steps
1.1: n-butyllithium; N-cyclohexyl-cyclohexanamine / toluene; hexane / 0.33 h / 0 - 15 °C / Inert atmosphere
1.2: 25 °C / Inert atmosphere
2.1: potassium trimethylsilonate / tert-butyl methyl ether; tetrahydrofuran / 2 h / 50 °C / Inert atmosphere
2.2: pH 1
3.1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 3 h
4.1: tetrahydrofuran / 2 h / -78 - 20 °C
5.1: tetra-n-butylammonium tribromide / dichloromethane; methanol / 3 h / 0 - 20 °C
6.1: sodium azide / N,N-dimethyl-formamide / 2 h / 0 - 20 °C
7.1: hydrogenchloride; hydrogen / platinum(IV) oxide / methanol / 5 h / 3361.55 Torr
8.1: triethylamine / dichloromethane / 1 h / 0 - 20 °C
9.1: acetic acid / 4 h / Reflux
10.1: caesium carbonate / acetonitrile / 2 h
11.1: trifluoroacetic acid / dichloromethane / 3 h / 0 - 20 °C
12.1: N-ethyl-N,N-diisopropylamine; diphenyl phosphoryl azide / toluene / 0 - 80 °C
13.1: trifluoroacetic acid / dichloromethane / 2 h / 0 - 20 °C
14.1: hydrogenchloride; sodium nitrite; acetic acid / water / 4 - 6 °C
14.2: 1.33 h / 5 °C
15.1: N,N-dimethyl-formamide; thionyl chloride / dichloromethane / 1.5 h / Reflux
15.2: 0.75 h / 0 °C
16.1: potassium carbonate / acetonitrile / 4 h / 60 °C
17.1: acetonitrile / 3 h / 60 °C
18.1: lithium hydroxide / acetonitrile / 1.5 h
18.2: pH 0
With
hydrogenchloride; dmap; n-butyllithium; thionyl chloride; sodium azide; tetra-n-butylammonium tribromide; diphenyl phosphoryl azide; potassium trimethylsilonate; hydrogen; potassium carbonate; caesium carbonate; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; N,N-dimethyl-formamide; N-cyclohexyl-cyclohexanamine; trifluoroacetic acid; lithium hydroxide; sodium nitrite;
platinum(IV) oxide;
In
tetrahydrofuran; methanol; hexane; dichloromethane; tert-butyl methyl ether; water; N,N-dimethyl-formamide; toluene; acetonitrile;