1094106-61-2
117311-14-5
2441058-57-5
2904577-90-6
1166831-37-3
2098546-05-3
36195-35-4
1353976-78-9
2205867-69-0
16676-32-7
1203486-63-8
1356110-30-9
1211520-41-0
1331821-82-9
2060547-58-0
2305615-53-4
1346621-21-3
9,9'-Spirobi[fluorene]-3,3'-dicarboxylic dianhydride
1289207-30-2
835878-20-1
2172856-38-9
3,3'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9'-spirobi[fluorene]