| Identification | |
| Name: | 2,4,5,6(1H,3H)-Pyrimidinetetrone |
| Synonyms: | Alloxan(8CI); 2,4,5,6-Pyrimidinetetrone; 2,4,5,6-Tetraoxohexahydropyrimidine;Alloxane; Mesoxalylcarbamide; Mesoxalylurea; NSC 7169; Pyrimidinetetrone |
| CAS: | 50-71-5 |
| EINECS: | 200-062-0 |
| Molecular Formula: | C4H2 N2 O4 |
| Molecular Weight: | 142.07 |
| InChI: | InChI=1/C4H2N2O4/c7-1-2(8)5-4(10)6-3(1)9/h(H2,5,6,8,9,10) |
| Molecular Structure: |  |
| Properties | |
| Transport: | OTH |
| Flash Point: | 201.4°C |
| Boiling Point: | 409.5°C at 760 mmHg |
| Density: | 1.681g/cm3 |
| Refractive index: | 1.519 |
| Solubility: | Appearance:white crystalline powder Transport Information: OTH Hazard Symbols:UN NO. |
| Appearance: | white crystalline powder |
| Specification: | Safety Statements:26-36 26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 36:Wear suitable protective clothing |
| Flash Point: | 201.4°C |
| Storage Temperature: | 2-8°C |
| Color: | Orthorhombic crystals from anhydrous acetone or glacial acetic acid or by sublimation in vacuo. Turns pink at 230 deg C ... Hot aqueous solutions are yellow and become colorless on cooling |
| Safety Data | |
| Hazard Symbols | |
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