1.1
Catalysts:
4-(Dimethylamino)pyridine
Solvents:
Dichloromethane
;
48 h, rt
2.1
Reagents:
Lithium aluminum hydride
Solvents:
Tetrahydrofuran
;
2 h, 0 °C; 0 °C → 23 °C; 30 min, 23 °C