反应 #3321016
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openreactiondata ↗doi:10.6084/m9.figshare.5104873.v1; patent:US09273067B2
反应条件: temp:0.01; pressure:0.00; stir:; See reaction.notes.procedure_details.
实验步骤: To a mixture of (2-(but-3-en-1-yl)phenyl)methanol (35.1 mg, 0.216 mmol) in DMF (3 mL) at 0° C. was added (S)-ethyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(iodomethyl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate (115 mg, 0.197 mmol) and NaH (7.87 mg, 0.197 mmol). It was then stirred at 0° C. for 4 h. The reaction mixture was quenched with water, extracted with EtOAc. The organic layer was dried over MgSO4, filtered and concentrated. The residue was purified by biotage, eluting with 20% EtOAc/hexane to obtain (S)-ethyl 2-(7-(4-(allyloxy)-4-methylpiperidin-1-yl)-2-(((2-(but-3-en-1-yl)benzyl)oxy)methyl)-5-methylpyrazolo[1,5-a]pyrimidin-6-yl)-2-(tert-butoxy)acetate (55 mg, 0.089 mmol, 45.2% yield) as an oil. LCMS (M+1)=619.4. The reaction mixture was quenched with water extracted with EtOAc The organic layer was dried over MgSO4 filtered concentrated The residue was purified by biotage eluting with 20% EtOAc/hexane
来源 ID: ord-35568d694c6e46448e99989c8b33da80