Introduction：Basic information about CAS 504-31-4|alpha-pyrone, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | alpha-pyrone |
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| CAS Number | 504-31-4 | Molecular Weight | 96.08410 |
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| Density | 1.192g/cm3 | Boiling Point | 102-103ºC20 mm Hg(lit.) |
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| Molecular Formula | C5H4O2 | Melting Point | 41860ºC |
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| MSDS | / | Flash Point | 89.2ºC |
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Names
| Name | 2H-pyran-2-one |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.192g/cm3 |
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| Boiling Point | 102-103ºC20 mm Hg(lit.) |
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| Melting Point | 41860ºC |
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| Molecular Formula | C5H4O2 |
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| Molecular Weight | 96.08410 |
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| Flash Point | 89.2ºC |
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| Exact Mass | 96.02110 |
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| PSA | 30.21000 |
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| LogP | 0.63980 |
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| Index of Refraction | n20/D 1.53(lit.) |
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| InChIKey | ZPSJGADGUYYRKE-UHFFFAOYSA-N |
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| SMILES | O=c1cccco1 |
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| Storage condition | Refrigerator (+4°C) |
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Safety Information
| Safety Phrases | 23-24/25 |
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| WGK Germany | 3 |
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| HS Code | 2932999099 |
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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
| 2H-Pyran-2-one |
| EINECS 207-990-5 |
| MFCD00006639 |
