5932-31-0
1,4,5,6-四氢-3-环戊二烯并吡唑羧基酸乙酯
→
~10%
5932-32-1
1,4,5,6-四氢环戊并吡唑-3-甲酸
39163-39-8
ethyl 2-oxo-2-(2-oxocyclopentyl)acetate
120-92-3
环戊酮