| C20H20O4 | F(000) = 688 |
| Mr = 324.36 | Dx = 1.322 Mg m−3 |
| Orthorhombic, P212121 | Mo Kα radiation, λ = 0.71073 Å |
| Hall symbol: P 2ac 2ab | Cell parameters from 2104 reflections |
| a = 6.4301 (4) Å | θ = 3.3–21.0° |
| b = 12.0307 (7) Å | µ = 0.09 mm−1 |
| c = 21.0690 (13) Å | T = 293 K |
| V = 1629.87 (17) Å3 | Block, colourless |
| Z = 4 | 0.22 × 0.14 × 0.07 mm |
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