potassium hydroxide in methanol T=30°C; electrolysis, Pt-electrodes, 150 mA/cm-2; Title compound not separated from byproducts;

1: ethanol / 96 h / Heating 2: aq. NaOH / ethanol / 96 h / Heating 3: KOH / methanol / 30 °C / electrolysis, Pt-electrodes, 150 mA/cm-2 View Scheme

1: aq. NaOH / ethanol / 96 h / Heating 2: KOH / methanol / 30 °C / electrolysis, Pt-electrodes, 150 mA/cm-2 View Scheme

1: BuLi, HMPT / tetrahydrofuran; hexane / 1) -20 deg C, 2) r.t., 6 h 2: ethanol / 96 h / Heating 3: aq. NaOH / ethanol / 96 h / Heating 4: KOH / methanol / 30 °C / electrolysis, Pt-electrodes, 150 mA/cm-2 View Scheme

potassium hydroxide in methanol 24 h; Heating; Yield given;