(2R,4S)-ethyl 4-((3,5-bis(trifluoromethyl)benzyl)(2-(2-methoxy-2-oxoethyl)-2H-tetrazol-5-yl)amino)-2-ethyl-6-(trifluoromethyl)-3,4-dihydroquinoline-1(2H)-carboxylate 在
锂硼氢 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以33%的产率得到(2R,4S)-ethyl 4-((3,5-bis(trifluoromethyl)benzyl)(2-(2-hydroxyethyl)-2H-tetrazol-5-yl)amino)-2-ethyl-6-(trifluoromethyl)-3,4-dihydroquinoline-1(2H)-carboxylate