| Identification | ||
| Name | Acetylenedicarboxylic acid monopotassium salt | |
| Synonyms | 2-Butynedioic acid monopotassium salt | |
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| Molecular Structure |
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| Molecular Formula | C4HKO4 | |
| Molecular Weight | 152.14 | |
| CAS Registry Number | 928-04-1 | |
| EINECS | 213-169-2 | |
| Properties | ||
| Melting point | 133 ºC | |
| Water solubility | slightly soluble (20 ºC) | |