Multi-step reaction with 6 steps
1: sulfuric acid / 31 h / 75 °C
2: hydrogenchloride / ethanol
3: N,N-diethyl-N-isopropylamine / butan-1-ol / 140 °C
4: 3-chloro-benzenecarboperoxoic acid / dichloromethane
5: sodium hydroxide / ethanol; water
6: 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; triethylamine / N,N-dimethyl-formamide
With
hydrogenchloride; N,N-diethyl-N-isopropylamine; sulfuric acid; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; triethylamine; 3-chloro-benzenecarboperoxoic acid; sodium hydroxide;
In
ethanol; dichloromethane; water; N,N-dimethyl-formamide; butan-1-ol;
DOI:10.2533/chimia.2019.561