反应 #3164700
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openreactiondata ↗doi:10.6084/m9.figshare.5104873.v1; patent:US09193749B2
反应条件: temp:90.01; pressure:0.00; stir:; See reaction.notes.procedure_details.
实验步骤: To a solution of 1 (229 mg, 1.00 mmol) in DME (3 mL) was added 4-methoxycarbonylphenylboronic acid (216 mg, 1.20 mmol), Pd(PPh3)4 (0.065 mg, 0.056 mmol) and 2 N Na2CO3(aq) (1.5 mL, 3.0 mmol). The reaction mixture was stirred for 2 h at 90° C. The solution was then cooled at room temperature and poured into AcOEt. The organic layer was washed with water, brine and dried (Na2SO4), filtered and concentrated to give a yellow oil. The residue was purified by silica gel column chromatography with EtOAc (15%) in Hexanes to afford 2 (327 mg, 99%) as a yellow foam. LRMS (ESI): (calc) 329.1. (found) 330.3 (MH)+. The solution was then cooled at room temperature The organic layer was washed with water, brine dried (Na2SO4) filtered concentrated to give a yellow oil The residue was purified by silica gel column chromatography with EtOAc (15%) in Hexanes
来源 ID: ord-524ce82b2c2c48ae85b35fb692f0dac9