Introduction：Basic information about CAS 19978-33-7|2H-PYRAN-2-ONE, 5-BROMO-, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2H-PYRAN-2-ONE, 5-BROMO- |
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| CAS Number | 19978-33-7 | Molecular Weight | 174.98000 |
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| Density | 1.882±0.06 g/cm3(Predicted) | Boiling Point | 233.7±33.0 °C(Predicted) |
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| Molecular Formula | C5H3BrO2 | Melting Point | 61-63 °C |
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| MSDS | / | Flash Point | / |
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Names
| Name | 5-bromopyran-2-one |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.882±0.06 g/cm3(Predicted) |
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| Boiling Point | 233.7±33.0 °C(Predicted) |
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| Melting Point | 61-63 °C |
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| Molecular Formula | C5H3BrO2 |
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| Molecular Weight | 174.98000 |
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| Exact Mass | 173.93200 |
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| PSA | 30.21000 |
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| LogP | 1.40230 |
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| InChIKey | XBJVYSCRNVBXGA-UHFFFAOYSA-N |
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| SMILES | O=c1ccc(Br)co1 |
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| Storage condition | -20°C |
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Safety Information
Customs
| HS Code | 2932999099 |
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| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| 5-bromo-2-pyrone |
| 2H-Pyran-2-one,5-bromo |
| 5-bromo-pyran-2-one |
| 5-bromo-2(H)-pyran-2-one |
