Cesium carbonate → HCID 61723546, compound

Participants

Reaction Conditions

Reaction Steps

5-Hydroxybenzo[1,3]dioxole (0.30 mol), Cs2CO3 (197.0 g, 0.61 mol), and ethyl 2-bromopropionate (54.3 g, 0.30 mol) were combined in anhydrous DMF (1000 mL) and stirred at 90° C. under an atmosphere of nitrogen. After 16 h, the DMF was removed in vacuo. The residue was dissolved in ethyl acetate (300 mL) and washed twice with water and once with brine, The organic layer was dried over Na2SO4 and concentrated in vacuo to produce an oil.

Provenance & Evidence