Multi-step reaction with 9 steps
1: pyridine; hydroxylamine hydrochloride / 4 h / Reflux
2: dmap; triethylamine / dichloromethane / 20 °C
3: ammonia / diethyl ether / -78 - 20 °C
4: iodine; triethylamine / methanol / 3 h / 20 °C
5: hydrogenchloride / 1,4-dioxane; methanol / 3 h / 20 °C
6: methyl-triphenylphosphonium iodide / acetonitrile / 20 h / 20 °C
7: sodium azide / methanol / 6 h / 45 °C
8: triphenylphosphine polymer bound; water / tetrahydrofuran
9: 4-methyl-morpholine; 4-(4,6-dimethoxy-1,3,5-triazin-2-yl)-4-methylmorpholinium chloride / tetrahydrofuran / 16.16 h / 20 °C
With
4-methyl-morpholine; pyridine; hydrogenchloride; dmap; sodium azide; triphenylphosphine polymer bound; hydroxylamine hydrochloride; ammonia; water; iodine; methyl-triphenylphosphonium iodide; triethylamine; 4-(4,6-dimethoxy-1,3,5-triazin-2-yl)-4-methylmorpholinium chloride;
In
tetrahydrofuran; 1,4-dioxane; methanol; diethyl ether; dichloromethane; acetonitrile;