| post date: | jan 06,2022 |
| expiry date: | jul 05,2022 |
| detailed description: | cas no. :18657-57-3 |
| cas registry number: | 18657-57-3 |
| synonyms: | ;1h-indene, 3,3'-(1,2-ethanediyl)bis-;3,3'-ethane-1,2-diylbis(1h-indene); |
| molecular formula: | c20h18 |
| molecular weight: | 258.3569 |
| molecular structure: | 
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