| C5H8N2O2 | F(000) = 272 |
| Mr = 128.13 | Dx = 1.322 Mg m−3 |
| Monoclinic, P21/c | Melting point: 143 K |
| Hall symbol: -P 2ybc | Mo Kα radiation, λ = 0.71073 Å |
| a = 15.938 (2) Å | Cell parameters from 7769 reflections |
| b = 4.8055 (4) Å | θ = 2.6–27° |
| c = 8.4920 (12) Å | µ = 0.10 mm−1 |
| β = 98.109 (11)° | T = 100 K |
| V = 643.91 (14) Å3 | Plate, colourless |
| Z = 4 | 0.23 × 0.19 × 0.09 mm |
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