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75-98-9 Trimethylacetic acid |
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| Chemical Name | Trimethylacetic acid |
| Synonyms | 2,2-Dimethylpropanoic acid;Pivalic acid;2,2-dimethylpropanoate |
| Molecular Formula | C5H10O2 |
| Molecular Weight | 101.1243 |
| InChl | InChI=1/C5H10O2/c1-5(2,3)4(6)7/h1-3H3,(H,6,7)/p-1 |
| CAS Registry Number | 75-98-9 |
| EINECS | 200-922-5 |
| Molecular Structure | ![]() |
| Melting Point | 33-36℃ |
| Boiling Point | 166.209°C at 760 mmHg |
| Flash Point | 68.296°C |
| Water Solubility | 25 g/L (20℃) |
| Vapour Pressur | 0.907mmHg at 25°C |
| Hazard Symbols | |
| Risk Codes | R21/22||R34:; |
| Safety Description | S26||S36/37/39||S45:; |
| MSDS | |