反应详情

A hexane solution containing 2M trimethylsilyldiazomethane was added to the mixture of 500 mg of 2,6-dichloro-4-carboxybenzoic acid (Maybridge) and 15 ml of methanol until the end point of the reaction. The reaction mixture was concentrated and purified by silica gel chromatography (ethyl acetate/hexane) to obtain the title compound.

1. concentrationThe reaction mixture was concentrated
2. custompurified by silica gel chromatography (ethyl acetate/hexane)