80337-08-2
9,10-Dihydro-9,10[1',2']-cyclobutanoanthracen-13,14-dion
→
~15%
120-12-7
蒽
+
32936-74-6
3-环丁烯-1,2-二酮
67843-63-4
67792-55-6
542-92-7
环戊二烯
(1R,2R,5S,6S)-tricyclo[4.2.1.02,5]non-7-ene-3,4-dione