| Product Name | 3-butynoic acid |
| CAS No. | 2345-51-9 |
| Synonyms | 3-butynoic acid; but-3-ynoic acid |
| InChI | InChI=1/C4H4O2/c1-2-3-4(5)6/h1H,3H2,(H,5,6) |
| Molecular Formula | C4H4O2 |
| Molecular Weight | 84.0734 |
| Density | 1.152g/cm3 |
| Boiling point | 194.939°C at 760 mmHg |
| Flash point | 82.592°C |
| Refractive index | 1.46 |
2345-51-9 3-butynoic acid
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