Table 2. Experimental details.

Crystal data
Chemical formula	[RuCl2(C12H9BrN2)]
M r	694.21
Crystal system, space group	Monoclinic, P21/c
Temperature (K)	296
a, b, c ()	12.3270(7), 13.3114(7), 7.9673(4)
()	100.091(2)
V (3)	1287.13(12)
Z	2
Radiation type	Mo K
(mm1)	3.94
Crystal size (mm)	0.26 0.20 0.18
Data collection
Diffractometer	Bruker APEXII CCD
Absorption correction	Multi-scan (SADABS; Bruker, 2014 ▸)
T min, T max	0.549, 0.745
No. of measured, independent and observed [I > 2(I)] reflections	15951, 2391, 1844
R int	0.054
(sin /)max (1)	0.607
Refinement
R[F 2 > 2(F 2)], wR(F 2), S	0.054, 0.152, 1.04
No. of reflections	2391
No. of parameters	170
No. of restraints	73
H-atom treatment	H-atom parameters constrained
max, min (e 3)	0.96, 1.29

Computer programs: APEX2 and SAINT (Bruker, 2014 ▸), SHELXT (Sheldrick, 2015a ▸), SHELXL2007 (Sheldrick, 2015b ▸), OLEX2 (Dolomanov et al., 2009 ▸), publCIF (Westrip, 2010 ▸) and enCIFer (Allen et al., 2004 ▸).