154119-96-7
→
85553-72-6
2,3-di(ethylidene)bicyclo[2.2.1]heptane
6236-71-1
Bicyclo[2.2.1]heptane-2,3-dione
+
4736-60-1
碘化乙基三苯基瞵
820-69-9
trans-1,2-diacetyl ethylene
625-86-5
2,5-二甲基呋喃