| 摘要 |
Methods for producing a compound of formula k1 or k2 by reducing a dihydronapthalene amide compound of formula i with hydrogen gas in the presence of a ruthenium catalyst of formula j1 or j2 Ru(Z)2(L)  j1; Ru(E)(E′)(L)(D)  j2; wherein m, n, Ar, Y, R1 E, E′, D, Z and L are as defined herein. |
