Introduction：Basic information about CAS 89057-44-3|5,5,10,10-Tetramethyl-inden[2,1-a]indene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 5,5,10,10-Tetramethyl-inden[2,1-a]indene |
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| CAS Number | 89057-44-3 | Molecular Weight | 260.373 |
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| Density | 1.1±0.1 g/cm3 | Boiling Point | 343.6±42.0 °C at 760 mmHg |
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| Molecular Formula | C20H20 | Melting Point | / |
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| MSDS | / | Flash Point | 171.8±18.6 °C |
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Names
| Name | 5,5,10,10-tetramethylindeno[2,1-a]indene |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.1±0.1 g/cm3 |
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| Boiling Point | 343.6±42.0 °C at 760 mmHg |
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| Molecular Formula | C20H20 |
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| Molecular Weight | 260.373 |
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| Flash Point | 171.8±18.6 °C |
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| Exact Mass | 260.156494 |
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| LogP | 7.72 |
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| Vapour Pressure | 0.0±0.4 mmHg at 25°C |
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| Index of Refraction | 1.627 |
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| InChIKey | QWHZIRWZLWBQBB-UHFFFAOYSA-N |
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| SMILES | CC1(C)C2=C(c3ccccc31)C(C)(C)c1ccccc12 |
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Safety Information
Customs
| HS Code | 2902909090 |
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| Summary | 2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0% |
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Synonyms
| Indeno[2,1-a]indene, 5,10-dihydro-5,5,10,10-tetramethyl- |
| Indeno[2,1-a]indene,5,10-dihydro-5,5,10,10-tetramethyl |
| 5,5,10,10-Tetramethyl-5,10-dihydroindeno[2,1-a]indene |
| 5,5,10,10-Tetramethyl-5,10-dihydroindeno<2,1-a>inden |
