Multi-step reaction with 9 steps
1: 10percent aq. KOH / methanol / 2.5 h / Ambient temperature
2: 99 percent / NaH / dimethylformamide / 1.) 0 deg C, 30 min, 2.) 0 deg C, 3 h
3: 72 percent / BuLi / tetrahydrofuran / 1.) -17 deg C, 1 h, 2.) -17 deg C, 2 h
4: 77 percent / conc. aq. HCl / ethanol / 3 h / Heating
5: 73 percent / acetic acid / 0.5 h / Heating
6: 80 percent / NaH / dimethylformamide / 1.) 0 deg C, 30 min, 2.) 0 deg C, 1 h
7: 74 percent / t-BuOK / 2-methyl-propan-2-ol; dimethylformamide / 24 h / Ambient temperature
8: NaH / dimethylformamide / 1.) 0 deg C, 30 min, 2.) r.t., 2 h
9: NH2NH2*H2O / dimethylformamide / 1 h / Ambient temperature
With
hydrogenchloride; potassium hydroxide; n-butyllithium; potassium tert-butylate; sodium hydride; hydrazine hydrate;
In
tetrahydrofuran; methanol; ethanol; acetic acid; N,N-dimethyl-formamide; tert-butyl alcohol;