1.1: 95 percent / LiAlH4 / diethyl ether / 3 h / -10 - 20 °C 2.1: 0.2 g / PCC / CH2Cl2 / 2 h / 10 - 15 °C 3.1: Mg; I2 / diethyl ether 3.2: 70 percent / CH2Cl2; diethyl ether / 15 h / 20 °C 4.1: Et3N / CH2Cl2 / 2 h / 0 °C 5.1: 0.14 g / LiAlH4 / CH2Cl2 / 4 h / 0 °C 6.1: 9-BBN / tetrahydrofuran / 2 h / 10 °C 6.2: 0.14 g / aq. NaOH; H2O2 / tetrahydrofuran / 2 h / 25 °C 7.1: 1.63 g / pyridine / 24 h / 20 °C View Scheme