835878-20-1
2205867-69-0
157410-23-6
16676-32-7
2060547-58-0
302795-84-2
1331821-82-9
2904577-90-6
2382779-46-4
2758930-97-9
4,4',4''-(2,4,6-Trimethylbenzene-1,3,5-triyl)tris(benzene-1,2-dicarboxylic acid)*
2218519-27-6
2351847-81-7
2441058-57-5
2305615-53-4
1346621-21-3
9,9'-Spirobi[fluorene]-3,3'-dicarboxylic dianhydride
945921-51-7
250734-48-6
2363117-60-4
158757-79-0
2172856-38-9
3,3'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9'-spirobi[fluorene]