26074-53-3
2-溴-2-乙基丁酰溴
→
~80%
24264-08-2
2-ethylbut-1-en-1-one
510-20-3
二乙基丙二酸
57613-20-4
3,3-diethyloxetane-2,4-dione
34804-01-8
3,3-diethyl-thietane-2,4-dione
54502-37-3
2-乙基丁酸酐