1,11-dibenzyl 3-methyl 5,6-dihydro-4-hydroxy-8,9-dimethyl-2,6-epimino-1-benzazocine-1,3,11(2H)-tricarboxylate 在
palladium 10% on activated carbon 、
氢气 作用下,
以
甲醇 为溶剂,
反应 12.0h,
以66%的产率得到methyl 6-(2-amino-4,5-dimethylphenyl)-1,4,5,6-tetrahydro-4-oxopyridine-3-carboxylate