Table 1.

Crystallographic data and refinement details for 1-amino-4-hydroxy-9,10-anthraquinone.

Formula	C14 H9 N O3
Formula weight	239.22
Crystal system	Triclinic
Space group	P1
a (Å)	3.8012(1)
b (Å)	9.6978(3)
c (Å)	14.3666(5)
α (deg)	90
β (deg)	96.671(2)
γ (deg)	90
V (Å3)	526.01(3)
Z	2
Dcalc (g/cm3)	1.510
μ (mm−1)	(MoKα) 0.108
Temperature (K)	293
Total Uniq. Data R(int)	6281, 2789, 0.018
Observed data I >2σ(I)	2524
R, wR2, S	0.0300, 0.0818, 1.05
Min. and Max. Resd. Dens. [e/ Å3]	−0.15, 0.12