rac-(2S,3R,4R)-ethyl 1-acetyl-4-(((benzyloxy)carbonyl)amino)-2-cyclopropyl-3-methyl-8-(((trifluoromethyl)sulfonyl)oxy)-1,2,3,4-tetrahydro-1,7-naphthyridine-6-carboxylate 在
palladium 10% on activated carbon 、
氢气 作用下,
以
乙醇 为溶剂,
反应 20.0h,
以153 mg的产率得到rac-(2S,3R,4R)-ethyl 1-acetyl-4-amino-2-cyclopropyl-3-methyl-1,2,3,4-tetrahydro-1,7-naphthyridine-6-carboxylate