| Molecular Formula | C4H8N2O |
| Molar Mass | 100.12 |
| Density | 1.085g/mLat 25°C(lit.) |
| Boling Point | 214°C(lit.) |
| Flash Point | 182°F |
| Solubility | Chloroform (Sparingly), Ethyl Acetate, Methanol (Slightly) |
| Vapor Presure | 0.233mmHg at 25°C |
| Appearance | Oil |
| Color | Pale Yellow to Yellow |
| pKa | -3.14±0.20(Predicted) |
| Storage Condition | Sealed in dry,2-8°C |
| Refractive Index | n20/D 1.489(lit.) |
| MDL | MFCD00003166 |
| Hazard Symbols | Xn - Harmful![]() |
| Risk Codes | 40 - Limited evidence of a carcinogenic effect |
| UN IDs | 2810 |
| WGK Germany | 3 |
| RTECS | UY1575000 |
| Hazard Class | 6.1(b) |
| Packing Group | III |
| Toxicity | LD50 orally in rats: 900 mg/kg (Druckrey) |
| (IARC) carcinogen classification | 2B (Vol. 17, Sup 7) 1987 |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |