C15H18O5	F(000) = 296
Mr = 278.29	Dx = 1.323 Mg m−3
Monoclinic, P21	Mo Kα radiation, λ = 0.71073 Å
Hall symbol: P 2yb	Cell parameters from 1731 reflections
a = 5.8061 (7) Å	θ = 2.6–22.3°
b = 10.5146 (13) Å	µ = 0.10 mm−1
c = 11.4477 (14) Å	T = 293 K
β = 91.547 (2)°	Prism, colourless
V = 698.61 (15) Å3	0.35 × 0.15 × 0.15 mm
Z = 2