Shaoxin Catsyn Co., Ltd. Tel : +86 (0)575-82040869
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Catsyn offer gram to tons of (Bpaf）9,9-bis(3,4-dicarboxyphenyl)fluorene dianhydride | CAS 135876-30-1, its formula is null, molecular weight is g/mol and the purity is usually NLT 98%.
![SC122490 | 439791-57-8 | 9,9'-Spirobi[9H-fluorene], 2,7-dibromo-2',7'-bis(1,1-dimethylethyl)-](https://qncdn.chemcd.cn/catsyn/structure/SC122490.png "SC122490 | 439791-57-8 | 9,9'-Spirobi[9H-fluorene], 2,7-dibromo-2',7'-bis(1,1-dimethylethyl)-")
