dihydrogen peroxide; copper(II) nitrate in phosphate buffer; acetonitrile T=50°C; 4 h;

pyridine hydrochloride T=200 - 220°C; 1 h;

1: 82 percent / lithium tetramethylpiperidide, trimethyl borate / tetrahydrofuran / 2 h / -75 °C 2: 90 percent / 32percent peracetic acid / acetic acid / 2 h / Ambient temperature 3: 95 percent / potassium carbonate / acetone / 1.5 h / Heating 4: 65 percent / Zn, AcOH / H2O / 1.5 h / 70 - 75 °C 5: 70 percent / pyridine hydrochloride / 1 h / 200 - 220 °C View Scheme

1: 99 percent / phosphorus oxychloride, pyridine / chlorobenzene / 2 h / Heating 2: 82 percent / lithium tetramethylpiperidide, trimethyl borate / tetrahydrofuran / 2 h / -75 °C 3: 90 percent / 32percent peracetic acid / acetic acid / 2 h / Ambient temperature 4: 95 percent / potassium carbonate / acetone / 1.5 h / Heating 5: 65 percent / Zn, AcOH / H2O / 1.5 h / 70 - 75 °C 6: 70 percent / pyridine hydrochloride / 1 h / 200 - 220 °C View Scheme

1: AlCl3 / chlorobenzene 2: 95 percent / potassium carbonate / acetone / 2 h / Heating 3: 99 percent / phosphorus oxychloride, pyridine / chlorobenzene / 2 h / Heating 4: 82 percent / lithium tetramethylpiperidide, trimethyl borate / tetrahydrofuran / 2 h / -75 °C 5: 90 percent / 32percent peracetic acid / acetic acid / 2 h / Ambient temperature 6: 95 percent / potassium carbonate / acetone / 1.5 h / Heating 7: 65 percent / Zn, AcOH / H2O / 1.5 h / 70 - 75 °C 8: 70 percent / pyridine hydrochloride / 1 h / 200 - 220 °C View Scheme

1: K2CO3 / acetone; H2O 2: AlCl3 / chlorobenzene 3: 95 percent / potassium carbonate / acetone / 2 h / Heating 4: 99 percent / phosphorus oxychloride, pyridine / chlorobenzene / 2 h / Heating 5: 82 percent / lithium tetramethylpiperidide, trimethyl borate / tetrahydrofuran / 2 h / -75 °C 6: 90 percent / 32percent peracetic acid / acetic acid / 2 h / Ambient temperature 7: 95 percent / potassium carbonate / acetone / 1.5 h / Heating 8: 65 percent / Zn, AcOH / H2O / 1.5 h / 70 - 75 °C 9: 70 percent / pyridine hydrochloride / 1 h / 200 - 220 °C View Scheme

1: 95 percent / potassium carbonate / acetone / 2 h / Heating 2: 99 percent / phosphorus oxychloride, pyridine / chlorobenzene / 2 h / Heating 3: 82 percent / lithium tetramethylpiperidide, trimethyl borate / tetrahydrofuran / 2 h / -75 °C 4: 90 percent / 32percent peracetic acid / acetic acid / 2 h / Ambient temperature 5: 95 percent / potassium carbonate / acetone / 1.5 h / Heating 6: 65 percent / Zn, AcOH / H2O / 1.5 h / 70 - 75 °C 7: 70 percent / pyridine hydrochloride / 1 h / 200 - 220 °C View Scheme

1: 95 percent / potassium carbonate / acetone / 1.5 h / Heating 2: 65 percent / Zn, AcOH / H2O / 1.5 h / 70 - 75 °C 3: 70 percent / pyridine hydrochloride / 1 h / 200 - 220 °C View Scheme

1: 90 percent / 32percent peracetic acid / acetic acid / 2 h / Ambient temperature 2: 95 percent / potassium carbonate / acetone / 1.5 h / Heating 3: 65 percent / Zn, AcOH / H2O / 1.5 h / 70 - 75 °C 4: 70 percent / pyridine hydrochloride / 1 h / 200 - 220 °C View Scheme

pyridine hydrochloride T=200 - 220°C;