Multi-step reaction with 6 steps
1.1: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / -78 °C
1.2: 1 h / -78 °C
2.1: palladium 10% on activated carbon; hydrogen / methanol / 1 h
3.1: 4-methyl-morpholine; isobutyl chloroformate / toluene / 1 h / 20 °C
4.1: dichloromethane / 5 h
5.1: triethylamine; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide / dichloromethane; ethyl acetate / 2 h / 0 °C
6.1: water; lithium hydroxide monohydrate / tetrahydrofuran; methanol / 2 h
With
4-methyl-morpholine; lithium hydroxide monohydrate; palladium 10% on activated carbon; water; hydrogen; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; triethylamine; lithium hexamethyldisilazane; isobutyl chloroformate;
In
tetrahydrofuran; methanol; dichloromethane; ethyl acetate; toluene;