copper diacetate; palladium diacetate in N,N-dimethyl-formamide T=130°C; 1 h; Sealed tubeMicrowave irradiation;

1: With magnesium sulphate heptahydrate in methanol; dichloromethane 2: With sodium tetrahydroborate; palladium 10 on activated carbon T=100°C; P=1551.49 - 2585.81 Torr; 0.0833333 h; Microwave irradiation;

1: Cu(OAc)2 2: 64 percent / DMF / Pd(OAc)2 / 0.02 h / microwave irradiation View Scheme

1.1: methanol / 8 h / |Reflux 2.1: magnesium sulphate heptahydrate / dichloromethane; methanol 2.2: 0.08 h / 100 °C / 1551.49 - 2585.81 Torr / |Microwave irradiation View Scheme