Introduction：Basic information about CAS 34695-32-4|4-Hydroxy-4-methyldihydro-2H-pyran-2,6(3H)-dione, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 4-Hydroxy-4-methyldihydro-2H-pyran-2,6(3H)-dione |
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| CAS Number | 34695-32-4 | Molecular Weight | 144.125 |
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| Density | 1.4±0.1 g/cm3 | Boiling Point | 315.2±35.0 °C at 760 mmHg |
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| Molecular Formula | C6H8O4 | Melting Point | 97-99ºC |
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| MSDS | / | Flash Point | 138.3±19.4 °C |
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Names
| Name | 3-Hydroxy-3-methylglutaric Anhydride |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.4±0.1 g/cm3 |
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| Boiling Point | 315.2±35.0 °C at 760 mmHg |
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| Melting Point | 97-99ºC |
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| Molecular Formula | C6H8O4 |
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| Molecular Weight | 144.125 |
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| Flash Point | 138.3±19.4 °C |
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| Exact Mass | 144.042252 |
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| PSA | 63.60000 |
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| LogP | -1.47 |
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| Vapour Pressure | 0.0±1.5 mmHg at 25°C |
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| Index of Refraction | 1.500 |
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| InChIKey | UWOCHZAKVUAJQJ-UHFFFAOYSA-N |
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| SMILES | CC1(O)CC(=O)OC(=O)C1 |
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Safety Information
Customs
| HS Code | 2918199090 |
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| Summary | 2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
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Synonyms
| 4-hydroxy-4-methyloxane-2,6-dione |
| 2H-Pyran-2,6(3H)-dione, dihydro-4-hydroxy-4-methyl- |
| 4-Hydroxy-4-methyldihydro-2H-pyran-2,6(3H)-dione |
