... Tetrahedron. Volume 61, Issue 8, 21 February 2005, Pages 2105–2109. ... carbon catalyst), the carbonyl compound [I (0.30 g, 2.5×10 −3 mol), II (0.77 g, 5.0×10 −3 mol), and III (0.077 g, 2.0×10 −4 mol)], and 10–20 cm 3 of the solvent EtOH at an initial hydrogen pressure of 6-8 MPa ...