108-28-1
原白头翁素
+
15681-48-8
→
~27%
2313-01-1
5-ethyl-3H-furan-2-one
3208-16-0
2-乙基呋喃
81981-05-7
methyl hexa-3,4-dienoate
17814-72-1
hex-3-ynoic acid
1117-74-4
四羰基己酸