二乙醇胺 、
[3-(2,3-Dihydro-benzo[1,4]dioxin-6-yl)-6-ethyl-2-methyl-4-oxo-4H-chromen-7-yloxy]-acetic acid 以
水 为溶剂,
以89%的产率得到[3-(2,3-Dihydro-benzo[1,4]dioxin-6-yl)-6-ethyl-2-methyl-4-oxo-4H-chromen-7-yloxy]-acetic acid; compound with 2-(2-hydroxy-ethylamino)-ethanol