6148-64-7
丙二酸单乙酯钾盐
+
5006-22-4
环丁基甲酰氯
→
~98%
24922-01-8
3-环丁基-3-氧代丙酸乙酯
1071-46-1
丙二酸单乙酯
~79%
855384-50-8
2-cyclobutanecarbonyl-3-oxo-butyric acid ethyl ester