反应详情

5 g (27.2 mmol) of 3-Hydroxy-4,5-dimethoxy-benzoic acid was added at 0° C. to 100 ml of a saturated solution of HCl in MeOH. The solution was stirred for 16 h at RT. The solvent was removed under reduced pressure. The residue was chromatographed on silica gel eluting with ethyl acetate/n-heptane (2/1).

1. customThe solvent was removed under reduced pressure
2. customThe residue was chromatographed on silica gel eluting with ethyl acetate/n-heptane (2/1)