1694-31-1
乙酰乙酸叔丁酯
→
~74%
189078-68-0
tert-butyl buta-2,3-dienoate
143392-24-9
3-(2-methylphenyl)-2H-furan-5-one
1575-47-9
3-phenyl-2H-furan-5-one
2128-90-7
6-phenylpyran-2-one