反应详情

A mixture of 4-Benzyloxy-2 chloro-benzoic acid benzyl ester from Step A with DIBAL-H 1M in toluene (2.2 eq) in THF were stirred at room temperature for 3 hours. The quenched with tartrate saturated solution and extracted with ethyl acetate. Concentrated to dryness and purified by chromatography to afford the title compound.

1. customThe quenched with tartrate saturated solution
2. extractionextracted with ethyl acetate
3. concentrationConcentrated to dryness
4. custompurified by chromatography