Introduction：Basic information about CAS 665-31-6|2,2-Difluorosuccinic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2,2-Difluorosuccinic acid |
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| CAS Number | 665-31-6 | Molecular Weight | 154.069 |
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| Density | 1.6±0.1 g/cm3 | Boiling Point | 227.5±35.0 °C at 760 mmHg |
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| Molecular Formula | C4H4F2O4 | Melting Point | 144-145°C |
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| MSDS | USA | Flash Point | 91.4±25.9 °C |
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Names
| Name | 2,2-Difluorosuccinic acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.6±0.1 g/cm3 |
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| Boiling Point | 227.5±35.0 °C at 760 mmHg |
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| Melting Point | 144-145°C |
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| Molecular Formula | C4H4F2O4 |
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| Molecular Weight | 154.069 |
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| Flash Point | 91.4±25.9 °C |
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| Exact Mass | 154.007767 |
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| PSA | 74.60000 |
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| LogP | 0.90 |
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| Vapour Pressure | 0.0±0.9 mmHg at 25°C |
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| Index of Refraction | 1.420 |
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| InChIKey | ZYLFHISLYSHWRH-UHFFFAOYSA-N |
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| SMILES | O=C(O)CC(F)(F)C(=O)O |
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Safety Information
| Hazard Codes | C: Corrosive; |
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| Risk Phrases | R34 |
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| Safety Phrases | S26-S36/37/39-S45 |
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| RIDADR | 3261 |
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| Packaging Group | III |
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| Hazard Class | 8 |
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| HS Code | 2917190090 |
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Customs
| HS Code | 2917190090 |
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| Summary | 2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
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Synonyms
| EINECS 211-558-1 |
| 2,2-difluorobutanedioic acid |
| 2,2-Difluoro-succinic acid |
| 2,2-Difluorosuccinic acid |
| MFCD00040970 |
| Butanedioic acid, 2,2-difluoro- |
