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| Produktsname: | but-2-ynoic acid |
| CAS Registry Number: | 590-93-2 |
| EINECS: | 209-695-7 |
| Synonyme: | Tetrolic acid; 1-Propynecarboxylic acid; Tetrolic acid (8CI); AC1Q5BPY; 3-Methylpropiolic acid;but-2-ynoic acid; but-2-ynoic acid; 590-93-2; PubChem16226; |
| Molecular Structure: |
 |
| Molecular Formula: | C4H4O2 |
| Molecular Weight: | 84.07336 |
| Dichte: | 1.159 g/cm3 |
| Boiling Point: | 203 °C at 760 mmHg |
| Schmelzpunkt: | 74-78 ºC |
| Flash Point: | 90.9 °C |
| Risiko-Codes: | S26;S36/37/39;S45 |
| S-Sätze: | R20/21/22;R34 |
| Gefahrensymbole: | C: Corrosive; |