| Product Name | 4-Hydroxybut-2-ynoic acid |
| CAS No. | 7218-52-2 |
| Synonyms | 2-butynoic acid, 4-hydroxy-; 4-Hydroxybut-2-ynoic acid |
| InChI | InChI=1/C4H4O3/c5-3-1-2-4(6)7/h5H,3H2,(H,6,7) |
| Molecular Formula | C4H4O3 |
| Molecular Weight | 100.0728 |
| Density | 1.429g/cm3 |
| Boiling point | 319.2°C at 760 mmHg |
| Flash point | 161°C |
| Refractive index | 1.531 |
7218-52-2 4-hydroxybut-2-ynoic acid
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