反应详情

3-(2-Isopropylphenoxy)propionic acid tert-butyl ester (10) (4.3 g) was dissolved in dichloromethane (40 mL), and to the mixture was added trifluoroacetic acid (4 mL). The reaction mixture was stirred at room temperature for 3 h, and evaporated. The obtained residue was purified by column chromatography (hexane:ethyl acetate=4:1) to obtain the compound (11) 3.14 g.

1. customevaporated
2. customThe obtained residue was purified by column chromatography (hexane:ethyl acetate=4:1)