Abstract
A series of photodecarboxylative benzylations of N-methoxyphthalimide were successfully realized using easily accessible starting materials. The reactions proceeded smoothly and the corresponding benzylated hydroxyphthalimidines were obtained in moderate to good yields of 52-73 %. No competing photoinduced dealkoxylation of the N-methoxy group was observed. The reaction with potassium ...
Abstract
A series of photodecarboxylative benzylations of N-methoxyphthalimide were successfully realized using easily accessible starting materials. The reactions proceeded smoothly and the corresponding benzylated hydroxyphthalimidines were obtained in moderate to good yields of 52-73 %. No competing photoinduced dealkoxylation of the N-methoxy group was observed. The reaction with potassium phenylacetate was subsequently investigated in an advanced continuous-flow photoreactor. The reactor allowed rapid optimization of the reaction conditions and gave the desired benzylated product in higher yield and shorter irradiation time compared with the batch process.
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