air in toluene T=19°C; 10 h; UV-irradiation;

1.1: LiCl; Et3N / Pd(OAc)2 / acetonitrile / 72 h / 100 °C 1.2: 77 mg / I2 / diethyl ether; CH2Cl2 / 2 h / Irradiation 2.1: 45 percent / DMAP / CH2Cl2 / 21 h / 20 °C 3.1: 85 percent / LiAlH4 / tetrahydrofuran / 15 h / 20 °C 4.1: 10 percent / I2; AcONa / ethanol / 15 h / Heating View Scheme

PPA T=100°C; 1.5 h;

palladium on activated charcoal

1: 86 percent / 2.5 h / 100 °C 2: 0.4 g / polyphosphoric acid / 1.5 h / 100 °C View Scheme

in hexane; benzene T=18°C; Irradiationpyrex filter;

in hexane; benzene T=18°C; 3 h; Irradiationpyrex filter; Quantum yield;