| Identification | ||
| Name | Barbituric acid | |
| Synonyms | 2,4,6(1H,3H,5H)-Pyrimidinetrione; 2,4,6-Trihydroxy-1,3-diazine; Malonylurea | |
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| Molecular Structure |
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| Molecular Formula | C4H4N2O3 | |
| Molecular Weight | 128.09 | |
| CAS Registry Number | 67-52-7 | |
| EINECS | 200-658-0 | |
| Properties | ||
| Melting point | 248-255 ºC | |
| Water solubility | 142 g/L (20 ºC) | |