Table 2. Experimental details.

Crystal data
Chemical formula	[Fe(C12H12N2)(H2O)4]SO4
M r	408.21
Crystal system, space group	Monoclinic, P21/c
Temperature (K)	293
a, b, c ()	9.5790(7), 9.6190(9), 18.5500(12)
()	101.527(5)
V (3)	1674.7(2)
Z	4
Radiation type	Mo K
(mm1)	1.07
Crystal size (mm)	0.28 0.14 0.09
Data collection
Diffractometer	Bruker APEXII CCD
Absorption correction	Multi-scan (SADABS; Bruker, 2009 ▶)
T min, T max	0.792, 0.881
No. of measured, independent and observed [I > 2(I)] reflections	14477, 4868, 3305
R int	0.117
(sin /)max (1)	0.706
Refinement
R[F 2 > 2(F 2)], wR(F 2), S	0.065, 0.196, 1.08
No. of reflections	4867
No. of parameters	223
H-atom treatment	H-atom parameters constrained
max, min (e 3)	0.84, 1.33

Computer programs: APEX2 and SAINT (Bruker, 2009 ▶), SHELXS97 (Sheldrick, 2008 ▶), SHELXL2014 (Sheldrick, 2008 ▶), ORTEP-3 for Windows (Farrugia, 2012 ▶) and Mercury (Macrae et al., 2006 ▶).