Multi-step reaction with 8 steps
1.1: sodium acetate; hydroxylamine hydrochloride / ethanol / 3 h / Reflux
2.1: hydrogenchloride / N,N-dimethyl-formamide
2.2: 1 h / 20 °C
3.1: sodium / methanol / 4 h / 20 °C
4.1: sodium hydroxide / ethanol; water / 1 h / Reflux
5.1: triethylamine / tetrahydrofuran / -10 - -5 °C
5.2: -10 - 20 °C
6.1: sodium hydride / tetrahydrofuran; mineral oil / 0 - 20 °C
7.1: lithium hydroxide monohydrate / water; tetrahydrofuran; methanol / 20 °C
8.1: O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 1 h / 20 °C
With
hydrogenchloride; lithium hydroxide monohydrate; hydroxylamine hydrochloride; sodium acetate; sodium; sodium hydride; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine; N-ethyl-N,N-diisopropylamine; sodium hydroxide;
In
tetrahydrofuran; methanol; ethanol; water; N,N-dimethyl-formamide; mineral oil;