| C20H16O5 | F(000) = 704.00 |
| Mr = 336.34 | Dx = 1.393 Mg m−3 |
| Monoclinic, P21/c | Melting point: 486 K |
| Hall symbol: -P 2ybc | Mo Kα radiation, λ = 0.71075 Å |
| a = 13.8333 (3) Å | Cell parameters from 27371 reflections |
| b = 5.92699 (17) Å | θ = 3.0–30.0° |
| c = 19.8352 (4) Å | µ = 0.10 mm−1 |
| β = 99.6806 (7)° | T = 93 K |
| V = 1603.13 (7) Å3 | Block, yellow |
| Z = 4 | 0.53 × 0.45 × 0.43 mm |
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