Trifluoroacetic acid methylene chloride → HCID 18348978, compound

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A solution of {2-[3-chloro-5-(2,5-dimethyl-pyrrolidine-1-carbonyl)-phenoxy]-ethyl}-pyridin-4-yl-carbamic acid tert-butyl ester (0.260 g) in dichloromethane (1 ml) was treated with dichloromethane:trifluoroacetic acid (1:1 v/v) (1 ml), stirred for 3 h at room temperature and concentrated under reduced pressure. The residue was taken up into ethyl acetate and filtered through silica (50 g) to give the title compound (0.102 g) as an oil.

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