938-24-9
indene-1,2,3-trione
+
4756-25-6
9-FLUORENYLIDENE TRIPHENYLPHOSPHORANE
→
13248-13-0
2-fluoren-9-ylideneindene-1,3-dione
606-23-5
1,3-茚满二酮
86-73-7
芴
1989-32-8
9-(二氰基亚甲基)芴
10183-82-1
N-phenylfluoren-9-imine
4440-33-9
fluoren-9-imine