Introduction：Basic information about CAS 134997-87-8|3-Oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 3-Oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylic acid |
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| CAS Number | 134997-87-8 | Molecular Weight | 193.156 |
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| Density | 1.5±0.1 g/cm3 | Boiling Point | 471.4±45.0 °C at 760 mmHg |
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| Molecular Formula | C9H7NO4 | Melting Point | 310-314℃ |
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| MSDS | / | Flash Point | 238.9±28.7 °C |
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Names
| Name | 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carboxylic acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.5±0.1 g/cm3 |
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| Boiling Point | 471.4±45.0 °C at 760 mmHg |
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| Melting Point | 310-314℃ |
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| Molecular Formula | C9H7NO4 |
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| Molecular Weight | 193.156 |
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| Flash Point | 238.9±28.7 °C |
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| Exact Mass | 193.037506 |
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| PSA | 75.63000 |
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| LogP | 0.87 |
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| Vapour Pressure | 0.0±1.2 mmHg at 25°C |
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| Index of Refraction | 1.609 |
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| InChIKey | CIYUDMUBYRVMLP-UHFFFAOYSA-N |
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| SMILES | O=C1COc2ccc(C(=O)O)cc2N1 |
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Safety Information
| Hazard Codes | Xn |
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| HS Code | 2934999090 |
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Customs
| HS Code | 2934999090 |
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| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| 3-Oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylic acid |
| 3-oxo-4H-1,4-benzoxazine-6-carboxylic acid |
| 2H-1,4-Benzoxazine-6-carboxylic acid, 3,4-dihydro-3-oxo- |
| 3-Oxo-3,4-dihydro-2H-benzo[1,4]oxazine-6-carboxylic acid |
