Introduction：Basic information about CAS 33689-28-0|1,2-CYCLOBUTANEDIONE, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 1,2-CYCLOBUTANEDIONE |
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| CAS Number | 33689-28-0 | Molecular Weight | 84.07340 |
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| Density | 1.314g/cm3 | Boiling Point | 155.7ºC at 760mmHg |
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| Molecular Formula | C4H4O2 | Melting Point | 65ºC |
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| MSDS | / | Flash Point | 48ºC |
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Names
| Name | cyclobutane-1,2-dione |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.314g/cm3 |
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| Boiling Point | 155.7ºC at 760mmHg |
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| Melting Point | 65ºC |
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| Molecular Formula | C4H4O2 |
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| Molecular Weight | 84.07340 |
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| Flash Point | 48ºC |
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| Exact Mass | 84.02110 |
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| PSA | 34.14000 |
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| Index of Refraction | 1.496 |
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| InChIKey | QDMRCCGQLCIMLG-UHFFFAOYSA-N |
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| SMILES | O=C1CCC1=O |
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Safety Information
Customs
| HS Code | 2914299000 |
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| Summary | 2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
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Synonyms
| cyclobutanedione |
| 1,2-Cyclobutanedione |
| Cyclobutan-1,2-dion |
| 1,2-cyclobutadione |
| 1,2-Cyclobutandion |
