(2S)-2-(3,5-bis(trifluoromethyl)phenyl)-N-[4-(4-fluoro-2-methylphenyl)-6-(2-hydroxymethylpyrrolidin-1-yl)pyridin-3-yl]-N-methylisobutyramide 在
碘甲烷 、 sodium hydride 作用下,
以
DMF (N,N-dimethyl-formamide) 、
正己烷 为溶剂,
反应 1.83h,
以40%的产率得到(S)-dimethyl-carbamic acid 1-[5-{[2-(3,5-bis-trifluoromethyl-phenyl)-2-methyl-propionyl]-methyl-amino}-4-(4-fluoro-2-methyl-phenyl)-pyridin-2-yl]-pyrrolidin-2-ylmethyl ester