| Identification | ||
| Name | Heptafluorobutyric acid | |
| Synonyms | Perfluorobutyric acid; HFBA | |
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| Molecular Structure |
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| Molecular Formula | C4HF7O2 | |
| Molecular Weight | 214.04 | |
| CAS Registry Number | 375-22-4 | |
| EINECS | 206-786-3 | |
| Properties | ||
| Density | 1.645 | |
| Melting point | -17.5 ºC | |
| Boiling point | 120 ºC (755 mmHg) | |
| Refractive index | 1.3 | |
| Water solubility | miscible | |