1,3-环丁烷二酮 、
二乙胺 在
1,2-环丁二酮 作用下,
以
乙酸乙酯 为溶剂,
反应 1.25h,
以3.05 g of the title product with a purity (according to HPLC) of 93.7 percent, corresponding to a yield of 79.2 percent, relative to the cyclobutanedione, was obtained的产率得到3-Hydroxy-2-cyclobuten-1-one-diethylammonium salt