Multi-step reaction with 20 steps
1.1: sodium hydride / tetrahydrofuran; mineral oil / 0.5 h / 0 °C
1.2: 3.17 h / 0 °C
2.1: palladium 10% on activated carbon; hydrogen / methanol / 3 h / 1810.07 Torr
3.1: lithium aluminium tetrahydride / tetrahydrofuran; diethyl ether / 0.58 h / 0 °C / Inert atmosphere
4.1: sodium hydride / tetrahydrofuran; mineral oil / 1.17 h / 0 - 20 °C
4.2: 20 °C
5.1: hydrogenchloride / water; acetonitrile / 2 h / 20 °C
6.1: potassium tert-butylate / tetrahydrofuran / 2.5 h / -78 - 20 °C / Inert atmosphere
6.2: -40 - 20 °C
7.1: diborane-dimethylsulfide complex / tetrahydrofuran / 4 h / 0 - 20 °C / Inert atmosphere
7.2: 2.5 h / 0 - 20 °C
8.1: dimethyl sulfoxide; oxalyl dichloride / dichloromethane / 0.25 h / -78 °C / Inert atmosphere
8.2: 0.58 h / -78 - 20 °C
9.1: titanium(IV) tetraethanolate / tetrahydrofuran / 20 h / 20 °C / Inert atmosphere
10.1: tetrahydrofuran; dichloromethane / 1 h / 0 °C / Inert atmosphere
11.1: hydrogenchloride / methanol; 1,4-dioxane / 0.5 h / 20 °C
12.1: triethylamine / dichloromethane / 4 h / 0 - 20 °C
13.1: 4-methylmorpholine N-oxide; osmium(VIII) oxide / 1,4-dioxane; water / 18 h / 20 °C
13.2: 4 h / 20 °C
14.1: palladium 10% on activated carbon; hydrogen / methanol / 20 °C
15.1: triethylamine; dmap / dichloromethane / 3 h / 0 - 20 °C / Inert atmosphere
16.1: sodium tetrahydroborate; ethanol / 0.33 h / -10 - 0 °C
17.1: triethylamine / dichloromethane / 3 h / 0 - 20 °C / Inert atmosphere
18.1: sodium azide / N,N-dimethyl-formamide / 80 °C
19.1: palladium 10% on activated carbon; hydrogen / methanol / 18 h / 20 °C
20.1: triethylamine / dichloromethane / 0 - 20 °C
With
hydrogenchloride; dmap; titanium(IV) tetraethanolate; sodium tetrahydroborate; osmium(VIII) oxide; lithium aluminium tetrahydride; sodium azide; oxalyl dichloride; ethanol; diborane-dimethylsulfide complex; palladium 10% on activated carbon; potassium tert-butylate; hydrogen; sodium hydride; dimethyl sulfoxide; 4-methylmorpholine N-oxide; triethylamine;
In
tetrahydrofuran; 1,4-dioxane; methanol; diethyl ether; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile; mineral oil;
6.1: |Wittig Olefination / 6.2: |Wittig Olefination / 8.1: |Swern Oxidation / 8.2: |Swern Oxidation;