?? ?? ?? ???? ?? : +86 (0)575-82040869
???
+86 (0)575-82040869
sales@catsyn.com
Catsyn? 2,2'-DIBROMO-9,9'-SPIROBIFLUORENE | CAS 67665-47-8?? ?? ??? ?????. ? ??? C25H14Br2??, ???? 474.19g/mol??, ??? ????? ???.
?? / ??
?? ??
9,9'-Spirobi[fluorene]-2,2'-diamine
9,9-Dimethyl-2-nitrofluorene
9,9-Dimethyl-N-(4′-methyl[1,1′-biphenyl]-2-YL)-9H-fluoren-2-amine
![SC124115 | 67665-45-6 | 9,9'-Spirobi[fluorene]-2,2'-diamine](https://qncdn.chemcd.cn/catsyn/structure/SC124115.png "SC124115 | 67665-45-6 | 9,9'-Spirobi[fluorene]-2,2'-diamine")
![SC124595 | 2478531-86-9 | 9,9-Dimethyl-N-(4′-methyl[1,1′-biphenyl]-2-YL)-9H-fluoren-2-amine](https://qncdn.chemcd.cn/catsyn/structure/SC124595.png "SC124595 | 2478531-86-9 | 9,9-Dimethyl-N-(4′-methyl[1,1′-biphenyl]-2-YL)-9H-fluoren-2-amine")