反应 #106957
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openreactiondata ↗doi:10.6084/m9.figshare.5104873.v1; patent:US08541425B2
反应条件: temp:0.01; pressure:0.00; stir:; See reaction.notes.procedure_details.
实验步骤: To a solution of (2E)-3-cyclopentylacrylic acid (1.3 g, 9.3 mmol) in DCM (65 mL) at 0° C. was added oxalyl chloride (3.1 mL, 37 mmol), dropwise. The resulting solution was stirred at 0° C. for 40 minutes, then at room temperature for 2 hours. The volatiles were evaporated to afford (2E)-3-cyclopentylacryloyl chloride as a colorless liquid. A portion of this (2E)-3-cyclopentylacryloyl chloride (0.75 g, 4.7 mol) was dissolved in methanol (10 mL) and the resulting solution was stirred for 2 hours. The solvent was evaporated to afford the product (700 mg, 96%). at room temperature for 2 hours The volatiles were evaporated
来源 ID: ord-bc3c6b1191974c64bd07702de2af37c3