反应详情

3-Chloro-4-[(1-methylethyl)oxy]benzoic acid (D3; 4 g, 18. mmol), dichloromethane (DCM) (30 ml), oxalyl chloride (1.88 ml, 21.4 mmol) and DMF (1.4 μl, 0.019 mmol) were stirred under a blanket of nitrogen for 18 h. The solvent was removed in vacuo to give a yellow oil which crystallised on standing. The solid was dissolved in DCM and the solvent was removed in vacuo to give the title compound as a yellow solid (4.2 g).

1. customThe solvent was removed in vacuo
2. customto give a yellow oil which
3. customcrystallised
4. dissolutionThe solid was dissolved in DCM
5. customthe solvent was removed in vacuo