trans-(4-{(3-chloro-benzo[b]thiophene-2-carbonyl)-[4-fluoro-4'-(2,2,2-trifluoro-acetyl)-biphenyl-3-ylmethyl]-amino}-cyclohexyl)-methyl-carbamic acid tert-butyl ester 在
sodium tetrahydroborate 作用下,
以
乙醇 、
二氯甲烷 为溶剂,
以60%的产率得到trans-(4-{(3-chloro-benzo[b]thiophene-2-carbonyl)-[4-fluoro-4'-(2,2,2-trifluoro-1-hydroxy-ethyl)-biphenyl-3-ylmethyl]-amino}-cyclohexyl)-methyl-carbamic acid tert-butyl ester