in methanol 1 h; Irradiation;

1: 8 percent / methanol / 1 h / Irradiation 2: 71 percent / methanol / 1 h / Irradiation View Scheme

1: 72 percent / methanol / 1 h / Irradiation 2: 74 percent / 0.5 h / 130 - 140 °C 3: 44 percent / methanol / 2 h / Irradiation 4: 74 percent / 25percent HCl / 3 h / 40 - 60 °C View Scheme