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The title compound, [Ru(C21H13Br2N3)2](PF6)2·2CH2CN, was synthesized to investigate its photophysical properties. The mol­ecule and the crystal structure are both non-centrosymmetric. The Ru atom is in a distorted octa­hedral coordination geometry. Inter­molecular inter­actions are dominated by π-stacking inter­actions between aromatic rings, with centroid-centroid distances between 3.7 and 3.9 Å. No bromine–bromine inter­actions are observed.

Supporting information

cif

Crystallographic Information File (CIF) https://doi.org/10.1107/S1600536807020259/nc2035sup1.cif
Contains datablocks I, global

hkl

Structure factor file (CIF format) https://doi.org/10.1107/S1600536807020259/nc2035Isup2.hkl
Contains datablock I

CCDC reference: 650520

Key indicators

  • Single-crystal X-ray study
  • T = 100 K
  • Mean [sigma](C-C) = 0.006 Å
  • R factor = 0.025
  • wR factor = 0.062
  • Data-to-parameter ratio = 10.6

checkCIF/PLATON results

No syntax errors found



Alert level A PLAT029_ALERT_3_A _diffrn_measured_fraction_theta_full Low ....... 0.87
Author Response: The Bruker Microstar instrument used for the data collection does not physically allow a full coverage of the high angle data.

Alert level C PLAT094_ALERT_2_C Ratio of Maximum / Minimum Residual Density .... 2.59 PLAT143_ALERT_4_C su on c - Axis Small or Missing (x 100000) ..... 10 Ang. PLAT145_ALERT_4_C su on beta Small or Missing (x 10000) ..... 4 Deg. PLAT153_ALERT_1_C The su's on the Cell Axes are Equal (x 100000) 10 Ang. PLAT180_ALERT_3_C Check Cell Rounding: # of Values Ending with 0 = 3 PLAT232_ALERT_2_C Hirshfeld Test Diff (M-X) Ru1 - N4 .. 5.22 su PLAT244_ALERT_4_C Low 'Solvent' Ueq as Compared to Neighbors for P1 PLAT244_ALERT_4_C Low 'Solvent' Ueq as Compared to Neighbors for P2 PLAT250_ALERT_2_C Large U3/U1 Ratio for Average U(i,j) Tensor .... 2.81 PLAT431_ALERT_2_C Short Inter HL..A Contact Br1 .. F3 .. 3.10 Ang. PLAT601_ALERT_2_C Structure Contains Solvent Accessible VOIDS of . 48.00 A   3
Alert level G REFLT03_ALERT_4_G Please check that the estimate of the number of Friedel pairs is correct. If it is not, please give the correct count in the _publ_section_exptl_refinement section of the submitted CIF. From the CIF: _diffrn_reflns_theta_max 67.87 From the CIF: _reflns_number_total 7003 Count of symmetry unique reflns 4471 Completeness (_total/calc) 156.63% TEST3: Check Friedels for noncentro structure Estimate of Friedel pairs measured 2532 Fraction of Friedel pairs measured 0.566 Are heavy atom types Z>Si present yes PLAT794_ALERT_5_G Check Predicted Bond Valency for Ru1 (3) 3.15 PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints ....... 3
1 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 11 ALERT level C = Check and explain 3 ALERT level G = General alerts; check 1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 5 ALERT type 2 Indicator that the structure model may be wrong or deficient 3 ALERT type 3 Indicator that the structure quality may be low 5 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check

Comment top

The title compound crystallizes in the chiral space group (P1) although the molecule itself is not chiral in solution. Both dibromophenyl rings are almost parallel with a tilt angle of only 5° preventing a S2 axis which can pass through the molecule when the pendant rings are oriented perpendicular to each other.

There are 3 distinct intermolecular π stacking interactions present. The outer pyridyl groups coordinated to the metal atoms interact with their opposite pair forming two distinct stacking interactions 90° apart(Fig 2). The distance between the ring centroids are about 3.9 Å, with a perpendicular (centroid-to-plane) distance of about 3.4 Å. The third stacking interaction occurs between opposite dibromophenyl groups of molecules along the c axis. The centroid distance between both phenyl rings is 3.7Å and the perpendicular distance amount to 3.5 Å.

The Br···Br distances varying from 4.2Å to 4.6Å and are much longer than the expected Br···Br short contact distances of 3.4Å to 3.6Å (Medlycott et al., 2007, 2005) (Reddy et al., 2006). Therefore, no intermolecular bromine-bromine interactions occur. There is one Br···F short contact, between Br1 and F3 of 3.1 Å, showing a weak interaction with the hexafluorophosphate anion.

Related literature top

More details on bromine-bromine interactions in related compounds, such as bis(4-para-bromophenylterpyridine) metal complexes, are described by Medlycott et al. (2005, 2007) and Reddy et al.(2006).

Experimental top

The title compound was synthesized by heating at reflux overnight two equivalents of the 4'-(3,5-dibromophenyl)2,2':6',2"-terpyridine ligand (0.467 g), one equivalent of RuCl3 (0.104 g) and four equivalents of silver nitrate (0.340 g) in ethanol (50 ml). The crude product was filtered over celite and purified by flash chromatography (silica gel, eluant (v/v): 4 acetone, 8 acetonitrile and 1 saturated aqueous solution of KNO3). The complex was precipitated with KPF6 and dried under vacuum for a final yield of 51% (0.338 g). The title compound crystallized by isopropyl ether diffusion to an acetonitrile solution of the complex.

Refinement top

The H atoms were generated with idealized geometry (sp2 C—H 0.95 Å, sp3 C—H 0.98 Å) and were included in the refinement in the riding model approximation; their temperature factors were set to 1.5 times those of the equivalent isotropic temperature factors of the parent site (methyl) and 1.2 times for others. The H atoms of the methyl groups of the acetonitrile molecules were positioned with idealized geometry allowed to rotate but not to tip. The maximum density peak of 1.01 e Å-3) is located 0.878 Å from Br4.

Structure description top

The title compound crystallizes in the chiral space group (P1) although the molecule itself is not chiral in solution. Both dibromophenyl rings are almost parallel with a tilt angle of only 5° preventing a S2 axis which can pass through the molecule when the pendant rings are oriented perpendicular to each other.

There are 3 distinct intermolecular π stacking interactions present. The outer pyridyl groups coordinated to the metal atoms interact with their opposite pair forming two distinct stacking interactions 90° apart(Fig 2). The distance between the ring centroids are about 3.9 Å, with a perpendicular (centroid-to-plane) distance of about 3.4 Å. The third stacking interaction occurs between opposite dibromophenyl groups of molecules along the c axis. The centroid distance between both phenyl rings is 3.7Å and the perpendicular distance amount to 3.5 Å.

The Br···Br distances varying from 4.2Å to 4.6Å and are much longer than the expected Br···Br short contact distances of 3.4Å to 3.6Å (Medlycott et al., 2007, 2005) (Reddy et al., 2006). Therefore, no intermolecular bromine-bromine interactions occur. There is one Br···F short contact, between Br1 and F3 of 3.1 Å, showing a weak interaction with the hexafluorophosphate anion.

More details on bromine-bromine interactions in related compounds, such as bis(4-para-bromophenylterpyridine) metal complexes, are described by Medlycott et al. (2005, 2007) and Reddy et al.(2006).

Computing details top

Data collection: APEX2 (Bruker, 2004); cell refinement: APEX2; data reduction: SAINT (Bruker, 2004); program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: SHELXTL (Bruker, 1997); software used to prepare material for publication: UdMX (local program).

Figures top
[Figure 1] Fig. 1. ORTEP view of the title compound. Thermal ellipsoids of non-hydrogen are shown at 50% probability levels.
[Figure 2] Fig. 2. The packing of the compound, viewed along the c axis, showing the π stacking of the pyridyl groups. H atoms, anions and solvent molecules have been omitted for clarity.
Bis[4'-(3,5-dibromophenyl)-2,2':6',2''-terpyridine]ruthenium(II) bis(hexafluorophosphate) acetonitrile disolvate top
Crystal data top
[Ru(C21H13Br2N3)2](PF6)2·2C2H3NZ = 1
Mr = 1407.45F(000) = 686
Triclinic, P1Dx = 1.895 Mg m3
Hall symbol: P 1Cu Kα radiation, λ = 1.54178 Å
a = 8.3158 (1) ÅCell parameters from 17454 reflections
b = 9.2087 (1) Åθ = 2.7–67.3°
c = 16.2114 (1) ŵ = 7.78 mm1
α = 89.7346 (5)°T = 100 K
β = 88.7088 (4)°Needle-like, red
γ = 83.6367 (5)°0.10 × 0.05 × 0.02 mm
V = 1233.47 (2) Å3
Data collection top
Bruker APEX II
diffractometer
7003 independent reflections
Radiation source: Micro source6901 reflections with I > 2σ(I)
Helios optics monochromatorRint = 0.027
Detector resolution: 5.5 pixels mm-1θmax = 67.9°, θmin = 2.7°
ω scansh = 99
Absorption correction: multi-scan
(SADABS; Sheldrick, 2004)
k = 1010
Tmin = 0.601, Tmax = 0.857l = 1919
19475 measured reflections
Refinement top
Refinement on F2Secondary atom site location: difference Fourier map
Least-squares matrix: fullHydrogen site location: inferred from neighbouring sites
R[F2 > 2σ(F2)] = 0.025H-atom parameters constrained
wR(F2) = 0.062 w = 1/[σ2(Fo2) + (0.0341P)2]
where P = (Fo2 + 2Fc2)/3
S = 1.06(Δ/σ)max = 0.001
7003 reflectionsΔρmax = 1.01 e Å3
661 parametersΔρmin = 0.39 e Å3
3 restraintsAbsolute structure: Flack (1983), 2532 Friedel pairs
Primary atom site location: structure-invariant direct methodsAbsolute structure parameter: 0.041 (5)
Crystal data top
[Ru(C21H13Br2N3)2](PF6)2·2C2H3Nγ = 83.6367 (5)°
Mr = 1407.45V = 1233.47 (2) Å3
Triclinic, P1Z = 1
a = 8.3158 (1) ÅCu Kα radiation
b = 9.2087 (1) ŵ = 7.78 mm1
c = 16.2114 (1) ÅT = 100 K
α = 89.7346 (5)°0.10 × 0.05 × 0.02 mm
β = 88.7088 (4)°
Data collection top
Bruker APEX II
diffractometer
7003 independent reflections
Absorption correction: multi-scan
(SADABS; Sheldrick, 2004)
6901 reflections with I > 2σ(I)
Tmin = 0.601, Tmax = 0.857Rint = 0.027
19475 measured reflections
Refinement top
R[F2 > 2σ(F2)] = 0.025H-atom parameters constrained
wR(F2) = 0.062Δρmax = 1.01 e Å3
S = 1.06Δρmin = 0.39 e Å3
7003 reflectionsAbsolute structure: Flack (1983), 2532 Friedel pairs
661 parametersAbsolute structure parameter: 0.041 (5)
3 restraints
Special details top

Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes.

Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > 2σ(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger.

All remaining electron density larger then 0.5 is located less then 0.9 Å from an heavy atom (Br or Ru). Higher symmetry solution, using whole data and only the main molecule, were searched with PLATON but none were found.

Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/Ueq
Ru10.05928 (2)0.69668 (2)0.094352 (15)0.01474 (8)
Br10.11826 (6)0.33373 (6)0.45785 (3)0.03716 (14)
Br20.36580 (6)0.88101 (6)0.47857 (3)0.03908 (14)
Br30.34776 (6)0.45920 (6)0.64229 (3)0.04448 (16)
Br40.12003 (6)1.01619 (6)0.65312 (3)0.03841 (14)
N10.1580 (3)0.4799 (4)0.08447 (18)0.0148 (7)
N20.1171 (4)0.6848 (4)0.02525 (18)0.0166 (8)
N30.0208 (3)0.9084 (4)0.05537 (18)0.0183 (8)
N40.1640 (4)0.6186 (4)0.08997 (19)0.0202 (8)
N50.0031 (4)0.6983 (4)0.21318 (18)0.0170 (8)
N60.2574 (4)0.7774 (4)0.14697 (17)0.0159 (7)
C10.1713 (4)0.3783 (5)0.1444 (2)0.0202 (9)
H1A0.13430.40500.19860.024*
C20.2378 (5)0.2349 (5)0.1295 (2)0.0223 (10)
H2A0.24720.16580.17330.027*
C30.2899 (5)0.1938 (5)0.0510 (3)0.0243 (11)
H3A0.33660.09670.03990.029*
C40.2726 (4)0.2984 (5)0.0125 (2)0.0216 (10)
H4A0.30640.27260.06740.026*
C50.2056 (4)0.4398 (5)0.0057 (2)0.0180 (9)
C60.1790 (4)0.5557 (4)0.0570 (2)0.0160 (9)
C70.2061 (4)0.5403 (5)0.1414 (2)0.0211 (10)
H7A0.24890.44860.16380.025*
C80.1696 (4)0.6614 (5)0.1934 (2)0.0186 (9)
C90.1080 (4)0.7944 (5)0.1582 (2)0.0180 (9)
H9A0.08450.87820.19200.022*
C100.0811 (4)0.8038 (4)0.0736 (2)0.0161 (9)
C110.0059 (4)0.9314 (5)0.0274 (2)0.0180 (9)
C120.0388 (5)1.0661 (5)0.0633 (2)0.0213 (9)
H12A0.01801.08090.12040.026*
C130.1141 (5)1.1788 (5)0.0155 (3)0.0270 (11)
H13A0.14611.27180.03930.032*
C140.1418 (5)1.1539 (5)0.0673 (3)0.0240 (11)
H14A0.19481.22950.10100.029*
C150.0926 (4)1.0195 (5)0.1010 (2)0.0235 (10)
H15A0.11001.00470.15840.028*
C160.1939 (5)0.6439 (5)0.2841 (2)0.0193 (10)
C170.1538 (5)0.5204 (5)0.3221 (2)0.0239 (11)
H17A0.10910.44700.29040.029*
C180.1779 (5)0.5020 (5)0.4065 (2)0.0267 (11)
C190.2426 (5)0.6077 (6)0.4544 (2)0.0278 (12)
H19A0.26130.59490.51210.033*
C200.2782 (5)0.7315 (5)0.4150 (2)0.0246 (11)
C210.2569 (5)0.7536 (5)0.3312 (2)0.0229 (10)
H21A0.28390.84050.30610.027*
C220.2399 (4)0.5796 (5)0.0228 (2)0.0221 (10)
H22A0.19860.60310.03020.027*
C230.3754 (5)0.5068 (5)0.0280 (3)0.0238 (10)
H23A0.42590.47910.02070.029*
C240.4375 (4)0.4742 (5)0.1052 (2)0.0221 (10)
H24A0.53010.42270.11010.027*
C250.3635 (4)0.5174 (5)0.1743 (2)0.0200 (9)
H25A0.40560.49680.22750.024*
C260.2277 (4)0.5909 (4)0.1665 (2)0.0166 (9)
C270.1418 (4)0.6440 (4)0.2361 (2)0.0162 (9)
C280.1902 (4)0.6463 (5)0.3193 (2)0.0200 (9)
H28A0.28780.60880.33600.024*
C290.0949 (5)0.7034 (5)0.3772 (2)0.0197 (10)
C300.0507 (4)0.7544 (5)0.3518 (2)0.0192 (9)
H30A0.11830.79200.39110.023*
C310.0957 (4)0.7498 (4)0.2689 (2)0.0168 (9)
C320.2446 (4)0.7949 (4)0.2308 (2)0.0182 (9)
C330.3628 (4)0.8516 (5)0.2746 (2)0.0180 (9)
H33A0.35270.85990.33290.022*
C340.4973 (5)0.8969 (5)0.2333 (2)0.0220 (10)
H34A0.57970.93670.26270.026*
C350.5078 (4)0.8823 (5)0.1480 (2)0.0181 (10)
H35A0.59700.91380.11790.022*
C360.3880 (4)0.8219 (4)0.1076 (2)0.0156 (9)
H36A0.39750.81100.04940.019*
C370.1458 (5)0.7154 (5)0.4666 (2)0.0223 (11)
C380.2180 (5)0.6020 (5)0.5051 (2)0.0237 (10)
H38A0.23840.51750.47540.028*
C390.2583 (5)0.6177 (5)0.5879 (3)0.0290 (12)
C400.2329 (5)0.7366 (6)0.6340 (2)0.0288 (12)
H40A0.26210.74280.69100.035*
C410.1627 (5)0.8477 (5)0.5939 (2)0.0257 (11)
C420.1183 (5)0.8395 (5)0.5107 (2)0.0223 (11)
H42A0.07030.91700.48440.027*
P10.91524 (12)0.18925 (13)0.33410 (6)0.0245 (3)
F11.0258 (3)0.3206 (3)0.33116 (16)0.0376 (7)
F21.0441 (3)0.0963 (3)0.27442 (16)0.0386 (7)
F31.0125 (3)0.1216 (3)0.41140 (15)0.0366 (7)
F40.8200 (4)0.2540 (4)0.25552 (18)0.0533 (9)
F50.7874 (3)0.2803 (4)0.39307 (17)0.0442 (8)
F60.8064 (3)0.0552 (3)0.33533 (18)0.0391 (7)
P20.56414 (12)0.89525 (16)0.87713 (6)0.0317 (3)
F70.6287 (4)1.0460 (5)0.85268 (18)0.0663 (12)
F80.7329 (3)0.8074 (5)0.85077 (17)0.0654 (12)
F90.6294 (3)0.9084 (4)0.96895 (14)0.0413 (8)
F100.4985 (3)0.8787 (4)0.78624 (15)0.0465 (9)
F110.3941 (3)0.9816 (4)0.90451 (17)0.0424 (7)
F120.4954 (3)0.7446 (4)0.90392 (17)0.0412 (7)
N500.1777 (8)0.1734 (7)0.7721 (3)0.0651 (17)
C500.2877 (11)0.1696 (9)0.7375 (5)0.071 (2)
C510.4432 (10)0.1555 (10)0.6881 (5)0.084 (3)
H51A0.53110.18060.72270.126*
H51B0.43270.22190.64060.126*
H51C0.46750.05470.66860.126*
N520.4003 (6)0.4943 (6)0.3489 (3)0.0504 (14)
C520.4083 (6)0.3754 (7)0.3625 (3)0.0398 (14)
C530.4195 (7)0.2178 (6)0.3814 (4)0.0566 (18)
H53A0.46180.20030.43690.085*
H53B0.49240.16390.34100.085*
H53C0.31180.18460.37870.085*
Atomic displacement parameters (Å2) top
U11U22U33U12U13U23
Ru10.01455 (11)0.01488 (17)0.01510 (12)0.00285 (11)0.00092 (9)0.00290 (11)
Br10.0492 (3)0.0331 (3)0.0302 (2)0.0078 (3)0.00386 (19)0.0148 (2)
Br20.0558 (3)0.0436 (3)0.0207 (2)0.0183 (3)0.00158 (19)0.0046 (2)
Br30.0552 (3)0.0416 (4)0.0379 (3)0.0145 (3)0.0142 (2)0.0083 (2)
Br40.0549 (3)0.0346 (3)0.0258 (2)0.0057 (2)0.00264 (19)0.0093 (2)
N10.0155 (13)0.0097 (19)0.0208 (14)0.0075 (13)0.0038 (11)0.0051 (13)
N20.0155 (14)0.016 (2)0.0180 (14)0.0017 (14)0.0017 (11)0.0023 (14)
N30.0167 (14)0.021 (2)0.0184 (14)0.0060 (14)0.0023 (11)0.0051 (14)
N40.0214 (15)0.017 (2)0.0223 (15)0.0001 (15)0.0015 (12)0.0021 (14)
N50.0186 (15)0.014 (2)0.0189 (14)0.0036 (14)0.0005 (12)0.0047 (13)
N60.0203 (15)0.0107 (19)0.0165 (13)0.0015 (14)0.0009 (11)0.0032 (13)
C10.0181 (16)0.022 (3)0.0208 (17)0.0028 (17)0.0010 (14)0.0005 (17)
C20.0220 (19)0.019 (3)0.028 (2)0.0082 (18)0.0046 (15)0.0034 (18)
C30.0250 (18)0.018 (3)0.030 (2)0.0006 (18)0.0004 (15)0.0017 (18)
C40.027 (2)0.018 (2)0.0205 (17)0.0033 (18)0.0007 (15)0.0053 (16)
C50.0146 (15)0.020 (2)0.0198 (17)0.0053 (16)0.0009 (13)0.0006 (16)
C60.0136 (15)0.015 (2)0.0208 (17)0.0059 (16)0.0050 (13)0.0030 (16)
C70.0232 (17)0.020 (2)0.0196 (17)0.0006 (17)0.0014 (14)0.0054 (16)
C80.0208 (18)0.018 (2)0.0178 (17)0.0062 (17)0.0026 (14)0.0021 (17)
C90.0187 (16)0.017 (2)0.0189 (16)0.0034 (16)0.0025 (13)0.0010 (16)
C100.0152 (16)0.011 (2)0.0235 (17)0.0086 (16)0.0046 (13)0.0030 (16)
C110.0161 (15)0.020 (2)0.0189 (17)0.0047 (17)0.0035 (13)0.0058 (16)
C120.0227 (17)0.020 (3)0.0213 (17)0.0040 (17)0.0041 (14)0.0029 (17)
C130.0302 (19)0.016 (3)0.034 (2)0.0014 (19)0.0078 (16)0.0019 (19)
C140.0218 (19)0.020 (3)0.031 (2)0.0014 (19)0.0041 (16)0.0133 (19)
C150.0151 (16)0.034 (3)0.0214 (17)0.0014 (18)0.0015 (13)0.0055 (18)
C160.0237 (18)0.014 (3)0.0201 (17)0.0032 (18)0.0006 (14)0.0075 (18)
C170.0259 (19)0.027 (3)0.0188 (17)0.0011 (19)0.0027 (15)0.0031 (19)
C180.033 (2)0.027 (3)0.0196 (18)0.001 (2)0.0074 (15)0.0116 (18)
C190.030 (2)0.033 (3)0.0199 (18)0.001 (2)0.0031 (15)0.007 (2)
C200.0258 (19)0.024 (3)0.0251 (18)0.006 (2)0.0051 (15)0.002 (2)
C210.0258 (18)0.026 (3)0.0176 (17)0.0032 (18)0.0043 (14)0.0003 (17)
C220.0180 (17)0.025 (3)0.0236 (18)0.0029 (18)0.0016 (14)0.0007 (18)
C230.021 (2)0.020 (3)0.030 (2)0.0011 (19)0.0072 (16)0.0098 (18)
C240.0176 (17)0.017 (2)0.033 (2)0.0048 (17)0.0024 (14)0.0045 (18)
C250.0150 (15)0.017 (2)0.0276 (18)0.0021 (16)0.0011 (14)0.0013 (17)
C260.0178 (16)0.011 (2)0.0206 (16)0.0003 (16)0.0013 (13)0.0048 (15)
C270.0157 (16)0.011 (2)0.0227 (17)0.0043 (16)0.0037 (13)0.0027 (16)
C280.0176 (16)0.021 (2)0.0211 (17)0.0017 (17)0.0028 (14)0.0011 (16)
C290.0211 (18)0.018 (2)0.0193 (18)0.0001 (18)0.0002 (14)0.0036 (17)
C300.0197 (17)0.018 (2)0.0191 (17)0.0003 (17)0.0007 (14)0.0043 (16)
C310.0159 (16)0.015 (2)0.0200 (17)0.0021 (16)0.0041 (13)0.0010 (16)
C320.0182 (16)0.015 (2)0.0206 (17)0.0002 (16)0.0009 (14)0.0005 (16)
C330.0206 (17)0.017 (2)0.0169 (16)0.0048 (17)0.0036 (14)0.0048 (16)
C340.0201 (17)0.020 (2)0.0275 (19)0.0063 (18)0.0069 (15)0.0006 (18)
C350.0156 (17)0.010 (2)0.0288 (19)0.0019 (17)0.0012 (15)0.0023 (17)
C360.0181 (16)0.012 (2)0.0177 (16)0.0040 (16)0.0006 (13)0.0004 (16)
C370.0226 (19)0.024 (3)0.0199 (18)0.0016 (18)0.0032 (15)0.0018 (19)
C380.0266 (19)0.021 (3)0.0241 (18)0.0052 (19)0.0002 (15)0.0042 (18)
C390.030 (2)0.029 (3)0.027 (2)0.003 (2)0.0072 (16)0.006 (2)
C400.033 (2)0.034 (3)0.0181 (18)0.000 (2)0.0025 (16)0.001 (2)
C410.027 (2)0.026 (3)0.0241 (19)0.0038 (19)0.0002 (15)0.0045 (19)
C420.0236 (18)0.021 (3)0.0225 (18)0.0034 (19)0.0012 (15)0.0021 (19)
P10.0310 (5)0.0211 (7)0.0215 (4)0.0018 (5)0.0035 (4)0.0038 (4)
F10.0522 (15)0.0246 (16)0.0377 (13)0.0128 (13)0.0051 (12)0.0019 (12)
F20.0396 (13)0.0349 (18)0.0399 (14)0.0016 (13)0.0039 (11)0.0082 (13)
F30.0489 (14)0.0327 (17)0.0317 (12)0.0180 (13)0.0144 (11)0.0082 (12)
F40.0711 (19)0.045 (2)0.0407 (14)0.0144 (17)0.0275 (14)0.0030 (14)
F50.0421 (14)0.042 (2)0.0490 (15)0.0054 (14)0.0066 (12)0.0238 (14)
F60.0328 (12)0.0324 (18)0.0536 (15)0.0086 (13)0.0081 (11)0.0102 (13)
P20.0220 (5)0.0555 (9)0.0197 (5)0.0134 (5)0.0003 (4)0.0055 (5)
F70.073 (2)0.100 (3)0.0369 (15)0.055 (2)0.0173 (14)0.0220 (19)
F80.0231 (12)0.135 (4)0.0355 (14)0.0025 (18)0.0015 (11)0.0110 (17)
F90.0375 (13)0.069 (2)0.0221 (11)0.0276 (14)0.0040 (10)0.0018 (13)
F100.0344 (13)0.083 (3)0.0232 (11)0.0109 (15)0.0071 (10)0.0110 (14)
F110.0390 (14)0.045 (2)0.0430 (14)0.0045 (14)0.0005 (11)0.0157 (13)
F120.0399 (14)0.0401 (19)0.0450 (15)0.0084 (13)0.0095 (11)0.0051 (14)
N500.092 (4)0.058 (4)0.044 (3)0.004 (3)0.009 (3)0.011 (3)
C500.100 (6)0.054 (5)0.060 (4)0.014 (4)0.010 (4)0.011 (4)
C510.091 (5)0.082 (6)0.082 (5)0.018 (5)0.002 (4)0.020 (5)
N520.057 (3)0.044 (3)0.048 (2)0.002 (2)0.024 (2)0.010 (2)
C520.042 (3)0.044 (4)0.032 (2)0.004 (2)0.016 (2)0.006 (2)
C530.038 (3)0.033 (4)0.097 (5)0.003 (3)0.020 (3)0.006 (3)
Geometric parameters (Å, º) top
Ru1—N51.983 (3)C22—C231.375 (7)
Ru1—N21.988 (3)C22—H22a0.95
Ru1—N42.067 (4)C23—C241.387 (6)
Ru1—N12.078 (3)C23—H23a0.95
Ru1—N62.082 (4)C24—C251.371 (6)
Ru1—N32.089 (3)C24—H24a0.95
Br1—C181.882 (5)C25—C261.383 (6)
Br2—C201.914 (4)C25—H25a0.95
Br3—C391.913 (5)C26—C271.463 (6)
Br4—C411.899 (5)C27—C281.398 (5)
N1—C11.343 (5)C28—C291.385 (7)
N1—C51.368 (5)C28—H28a0.95
N2—C61.342 (5)C29—C301.399 (6)
N2—C101.355 (5)C29—C371.502 (5)
N3—C151.342 (5)C30—C311.385 (5)
N3—C111.374 (4)C30—H30a0.95
N4—C221.341 (6)C31—C321.471 (5)
N4—C261.372 (5)C32—C331.376 (6)
N5—C271.351 (5)C33—C341.393 (6)
N5—C311.357 (6)C33—H33a0.95
N6—C361.349 (5)C34—C351.390 (6)
N6—C321.370 (5)C34—H34a0.95
C1—C21.394 (6)C35—C361.374 (6)
C1—H1a0.95C35—H35a0.95
C2—C31.376 (6)C36—H36a0.95
C2—H2a0.95C37—C421.394 (7)
C3—C41.405 (5)C37—C381.398 (6)
C3—H3a0.95C38—C391.380 (6)
C4—C51.389 (6)C38—H38a0.95
C4—H4a0.95C39—C401.368 (8)
C5—C61.473 (5)C40—C411.385 (7)
C6—C71.386 (5)C40—H40a0.95
C7—C81.406 (5)C41—C421.390 (6)
C7—H7a0.95C42—H42a0.95
C8—C91.394 (6)P1—F51.585 (3)
C8—C161.485 (5)P1—F31.593 (2)
C9—C101.386 (5)P1—F41.594 (3)
C9—H9a0.95P1—F11.599 (3)
C10—C111.469 (6)P1—F21.605 (3)
C11—C121.384 (5)P1—F61.609 (4)
C12—C131.382 (6)P2—F71.588 (4)
C12—H12a0.95P2—F81.591 (3)
C13—C141.381 (6)P2—F101.597 (3)
C13—H13a0.95P2—F111.598 (3)
C14—C151.375 (6)P2—F91.606 (3)
C14—H14a0.95P2—F121.612 (4)
C15—H15a0.95N50—C501.060 (9)
C16—C171.373 (7)C50—C511.499 (12)
C16—C211.404 (6)C51—H51a0.98
C17—C181.387 (5)C51—H51b0.98
C17—H17a0.95C51—H51c0.98
C18—C191.389 (7)N52—C521.111 (7)
C19—C201.373 (8)C52—C531.475 (8)
C19—H19a0.95C53—H53a0.98
C20—C211.380 (6)C53—H53b0.98
C21—H21a0.95C53—H53c0.98
N5—Ru1—N2176.91 (17)C25—C24—C23119.2 (4)
N5—Ru1—N479.20 (13)C25—C24—H24A120.4
N2—Ru1—N498.47 (13)C23—C24—H24A120.4
N5—Ru1—N198.77 (12)C24—C25—C26120.0 (3)
N2—Ru1—N178.99 (12)C24—C25—H25A120
N4—Ru1—N186.33 (12)C26—C25—H25A120
N5—Ru1—N678.44 (13)N4—C26—C25120.4 (4)
N2—Ru1—N6103.89 (13)N4—C26—C27115.3 (3)
N4—Ru1—N6157.64 (11)C25—C26—C27124.3 (3)
N1—Ru1—N697.48 (12)N5—C27—C28119.6 (4)
N5—Ru1—N3103.40 (12)N5—C27—C26113.1 (3)
N2—Ru1—N378.78 (12)C28—C27—C26127.3 (4)
N4—Ru1—N395.84 (12)C29—C28—C27119.6 (4)
N1—Ru1—N3157.75 (11)C29—C28—H28A120.2
N6—Ru1—N388.91 (12)C27—C28—H28A120.2
C1—N1—C5118.8 (3)C28—C29—C30119.4 (3)
C1—N1—RU1127.6 (3)C28—C29—C37121.6 (4)
C5—N1—RU1113.5 (2)C30—C29—C37119.0 (4)
C6—N2—C10121.7 (3)C31—C30—C29119.6 (4)
C6—N2—RU1118.9 (2)C31—C30—H30A120.2
C10—N2—RU1119.2 (3)C29—C30—H30A120.2
C15—N3—C11118.6 (3)N5—C31—C30119.7 (3)
C15—N3—RU1127.9 (2)N5—C31—C32112.8 (3)
C11—N3—RU1113.6 (3)C30—C31—C32127.6 (4)
C22—N4—C26119.1 (4)N6—C32—C33121.6 (3)
C22—N4—RU1127.3 (2)N6—C32—C31114.9 (4)
C26—N4—RU1113.2 (3)C33—C32—C31123.5 (3)
C27—N5—C31122.1 (3)C32—C33—C34119.9 (3)
C27—N5—RU1118.4 (3)C32—C33—H33A120
C31—N5—RU1119.5 (2)C34—C33—H33A120
C36—N6—C32118.0 (4)C35—C34—C33118.3 (4)
C36—N6—RU1127.5 (2)C35—C34—H34A120.9
C32—N6—RU1114.4 (2)C33—C34—H34A120.9
N1—C1—C2122.1 (3)C36—C35—C34119.4 (4)
N1—C1—H1A118.9C36—C35—H35A120.3
C2—C1—H1A118.9C34—C35—H35A120.3
C3—C2—C1119.7 (3)N6—C36—C35122.8 (3)
C3—C2—H2A120.2N6—C36—H36A118.6
C1—C2—H2A120.2C35—C36—H36A118.6
C2—C3—C4118.6 (4)C42—C37—C38120.6 (4)
C2—C3—H3A120.7C42—C37—C29119.3 (4)
C4—C3—H3A120.7C38—C37—C29120.1 (4)
C5—C4—C3119.4 (3)C39—C38—C37117.4 (5)
C5—C4—H4A120.3C39—C38—H38A121.3
C3—C4—H4A120.3C37—C38—H38A121.3
N1—C5—C4121.3 (3)C40—C39—C38124.2 (4)
N1—C5—C6115.4 (3)C40—C39—BR3118.0 (3)
C4—C5—C6123.2 (3)C38—C39—BR3117.7 (4)
N2—C6—C7120.4 (3)C39—C40—C41116.9 (4)
N2—C6—C5113.0 (3)C39—C40—H40A121.5
C7—C6—C5126.5 (4)C41—C40—H40A121.5
C6—C7—C8119.5 (4)C40—C41—C42122.1 (5)
C6—C7—H7A120.3C40—C41—BR4120.0 (3)
C8—C7—H7A120.3C42—C41—BR4117.9 (4)
C9—C8—C7118.6 (3)C41—C42—C37118.7 (4)
C9—C8—C16121.9 (3)C41—C42—H42A120.7
C7—C8—C16119.5 (4)C37—C42—H42A120.7
C10—C9—C8119.7 (3)F5—P1—F391.04 (15)
C10—C9—H9A120.1F5—P1—F490.19 (16)
C8—C9—H9A120.1F3—P1—F4178.70 (18)
N2—C10—C9120.1 (3)F5—P1—F190.91 (17)
N2—C10—C11113.1 (3)F3—P1—F189.85 (15)
C9—C10—C11126.8 (3)F4—P1—F190.55 (18)
N3—C11—C12121.1 (3)F5—P1—F2179.7 (2)
N3—C11—C10115.4 (3)F3—P1—F288.94 (14)
C12—C11—C10123.5 (3)F4—P1—F289.82 (15)
C13—C12—C11119.6 (3)F1—P1—F289.43 (16)
C13—C12—H12A120.2F5—P1—F690.37 (17)
C11—C12—H12A120.2F3—P1—F690.41 (15)
C14—C13—C12118.7 (4)F4—P1—F689.17 (18)
C14—C13—H13A120.6F1—P1—F6178.69 (16)
C12—C13—H13A120.6F2—P1—F689.29 (17)
C15—C14—C13119.9 (4)F7—P2—F891.2 (2)
C15—C14—H14A120F7—P2—F1090.82 (18)
C13—C14—H14A120F8—P2—F1090.54 (15)
N3—C15—C14122.1 (3)F7—P2—F1189.6 (2)
N3—C15—H15A119F8—P2—F11179.2 (2)
C14—C15—H15A119F10—P2—F1189.81 (15)
C17—C16—C21119.8 (4)F7—P2—F990.38 (18)
C17—C16—C8120.0 (4)F8—P2—F989.23 (15)
C21—C16—C8120.3 (4)F10—P2—F9178.8 (2)
C16—C17—C18120.5 (4)F11—P2—F990.40 (15)
C16—C17—H17A119.8F7—P2—F12178.4 (2)
C18—C17—H17A119.8F8—P2—F1290.2 (2)
C17—C18—C19121.0 (5)F10—P2—F1289.99 (18)
C17—C18—BR1119.8 (4)F11—P2—F1289.01 (16)
C19—C18—BR1119.2 (3)F9—P2—F1288.81 (16)
C20—C19—C18117.2 (4)N50—C50—C51176.9 (10)
C20—C19—H19A121.4C50—C51—H51A109.5
C18—C19—H19A121.4C50—C51—H51B109.5
C19—C20—C21123.6 (4)H51A—C51—H51B109.5
C19—C20—BR2118.8 (3)C50—C51—H51C109.5
C21—C20—BR2117.6 (4)H51A—C51—H51C109.5
C20—C21—C16117.9 (5)H51B—C51—H51C109.5
C20—C21—H21A121N52—C52—C53179.4 (7)
C16—C21—H21A121C52—C53—H53A109.5
N4—C22—C23122.2 (3)C52—C53—H53B109.5
N4—C22—H22A118.9H53A—C53—H53B109.5
C23—C22—H22A118.9C52—C53—H53C109.5
C22—C23—C24119.1 (4)H53A—C53—H53C109.5
C22—C23—H23A120.5H53B—C53—H53C109.5
C24—C23—H23A120.5
N5—RU1—N1—C10.2 (4)RU1—N3—C11—C101.5 (4)
N2—RU1—N1—C1178.1 (4)N2—C10—C11—N32.3 (5)
N4—RU1—N1—C178.7 (3)C9—C10—C11—N3174.0 (4)
N6—RU1—N1—C179.1 (3)N2—C10—C11—C12178.8 (4)
N3—RU1—N1—C1175.2 (3)C9—C10—C11—C124.8 (7)
N5—RU1—N1—C5176.2 (3)N3—C11—C12—C131.1 (6)
N2—RU1—N1—C51.6 (3)C10—C11—C12—C13177.8 (4)
N4—RU1—N1—C597.7 (3)C11—C12—C13—C140.4 (7)
N6—RU1—N1—C5104.4 (3)C12—C13—C14—C150.9 (7)
N3—RU1—N1—C51.3 (5)C11—N3—C15—C140.9 (6)
N4—RU1—N2—C681.4 (3)RU1—N3—C15—C14179.1 (3)
N1—RU1—N2—C63.2 (3)C13—C14—C15—N31.6 (7)
N6—RU1—N2—C698.3 (3)C9—C8—C16—C17138.5 (4)
N3—RU1—N2—C6175.7 (3)C7—C8—C16—C1740.2 (5)
N4—RU1—N2—C1093.4 (3)C9—C8—C16—C2141.1 (5)
N1—RU1—N2—C10177.9 (3)C7—C8—C16—C21140.3 (4)
N6—RU1—N2—C1087.0 (3)C21—C16—C17—C181.3 (5)
N3—RU1—N2—C100.9 (3)C8—C16—C17—C18179.2 (3)
N5—RU1—N3—C151.9 (4)C16—C17—C18—C190.2 (6)
N2—RU1—N3—C15179.7 (4)C16—C17—C18—BR1178.8 (3)
N4—RU1—N3—C1582.1 (4)C17—C18—C19—C201.2 (5)
N1—RU1—N3—C15176.7 (3)BR1—C18—C19—C20177.4 (3)
N6—RU1—N3—C1576.0 (4)C18—C19—C20—C211.6 (6)
N5—RU1—N3—C11178.1 (3)C18—C19—C20—BR2179.5 (3)
N2—RU1—N3—C110.4 (3)C19—C20—C21—C160.6 (5)
N4—RU1—N3—C1197.9 (3)BR2—C20—C21—C16179.5 (3)
N1—RU1—N3—C113.3 (5)C17—C16—C21—C200.9 (5)
N6—RU1—N3—C11104.0 (3)C8—C16—C21—C20179.5 (3)
N5—RU1—N4—C22179.8 (3)C26—N4—C22—C233.0 (5)
N2—RU1—N4—C222.2 (3)RU1—N4—C22—C23169.1 (3)
N1—RU1—N4—C2280.5 (3)N4—C22—C23—C241.0 (6)
N6—RU1—N4—C22178.7 (3)C22—C23—C24—C250.9 (6)
N3—RU1—N4—C2277.3 (3)C23—C24—C25—C260.8 (5)
N5—RU1—N4—C267.7 (2)C22—N4—C26—C253.1 (5)
N2—RU1—N4—C26170.2 (2)RU1—N4—C26—C25170.0 (3)
N1—RU1—N4—C2691.9 (2)C22—N4—C26—C27176.9 (3)
N6—RU1—N4—C268.9 (5)RU1—N4—C26—C2710.0 (4)
N3—RU1—N4—C26110.3 (2)C24—C25—C26—N41.3 (5)
N4—RU1—N5—C274.3 (3)C24—C25—C26—C27178.8 (3)
N1—RU1—N5—C2780.2 (3)C31—N5—C27—C283.0 (5)
N6—RU1—N5—C27176.2 (3)RU1—N5—C27—C28178.8 (3)
N3—RU1—N5—C2797.8 (3)C31—N5—C27—C26178.4 (3)
N4—RU1—N5—C31177.5 (3)RU1—N5—C27—C260.2 (4)
N1—RU1—N5—C3198.0 (3)N4—C26—C27—N56.6 (4)
N6—RU1—N5—C312.1 (3)C25—C26—C27—N5173.3 (3)
N3—RU1—N5—C3184.0 (3)N4—C26—C27—C28171.9 (3)
N5—RU1—N6—C36177.3 (3)C25—C26—C27—C288.2 (6)
N2—RU1—N6—C364.7 (3)N5—C27—C28—C290.4 (5)
N4—RU1—N6—C36176.2 (3)C26—C27—C28—C29178.8 (3)
N1—RU1—N6—C3685.2 (3)C27—C28—C29—C301.7 (5)
N3—RU1—N6—C3673.4 (3)C27—C28—C29—C37176.8 (3)
N5—RU1—N6—C322.0 (2)C28—C29—C30—C311.3 (5)
N2—RU1—N6—C32179.9 (2)C37—C29—C30—C31177.3 (3)
N4—RU1—N6—C320.8 (4)C27—N5—C31—C303.4 (5)
N1—RU1—N6—C3299.5 (2)RU1—N5—C31—C30178.4 (3)
N3—RU1—N6—C32101.9 (2)C27—N5—C31—C32176.4 (3)
C5—N1—C1—C22.6 (6)RU1—N5—C31—C321.8 (4)
RU1—N1—C1—C2178.8 (3)C29—C30—C31—N51.2 (5)
N1—C1—C2—C31.0 (7)C29—C30—C31—C32178.6 (4)
C1—C2—C3—C40.7 (7)C36—N6—C32—C332.0 (5)
C2—C3—C4—C50.7 (6)RU1—N6—C32—C33177.8 (3)
C1—N1—C5—C42.5 (6)C36—N6—C32—C31177.5 (3)
RU1—N1—C5—C4179.3 (3)RU1—N6—C32—C311.6 (4)
C1—N1—C5—C6176.9 (3)N5—C31—C32—N60.0 (4)
RU1—N1—C5—C60.1 (4)C30—C31—C32—N6179.8 (3)
C3—C4—C5—N10.9 (6)N5—C31—C32—C33179.5 (3)
C3—C4—C5—C6178.5 (4)C30—C31—C32—C330.8 (6)
C10—N2—C6—C70.9 (6)N6—C32—C33—C341.9 (5)
RU1—N2—C6—C7173.8 (3)C31—C32—C33—C34177.5 (3)
C10—N2—C6—C5178.6 (3)C32—C33—C34—C350.3 (6)
RU1—N2—C6—C54.0 (4)C33—C34—C35—C361.2 (5)
N1—C5—C6—N22.4 (5)C32—N6—C36—C350.5 (5)
C4—C5—C6—N2178.2 (4)RU1—N6—C36—C35175.7 (3)
N1—C5—C6—C7175.2 (4)C34—C35—C36—N61.1 (5)
C4—C5—C6—C74.2 (6)C28—C29—C37—C42139.9 (4)
N2—C6—C7—C80.6 (6)C30—C29—C37—C4238.6 (5)
C5—C6—C7—C8178.0 (4)C28—C29—C37—C3840.8 (5)
C6—C7—C8—C90.5 (6)C30—C29—C37—C38140.6 (4)
C6—C7—C8—C16178.2 (4)C42—C37—C38—C390.8 (5)
C7—C8—C9—C101.3 (6)C29—C37—C38—C39178.4 (3)
C16—C8—C9—C10177.4 (4)C37—C38—C39—C400.3 (6)
C6—N2—C10—C90.0 (6)C37—C38—C39—BR3177.1 (3)
RU1—N2—C10—C9174.6 (3)C38—C39—C40—C410.3 (6)
C6—N2—C10—C11176.6 (3)BR3—C39—C40—C41177.7 (3)
RU1—N2—C10—C112.0 (4)C39—C40—C41—C420.5 (6)
C8—C9—C10—N21.1 (6)C39—C40—C41—BR4179.2 (3)
C8—C9—C10—C11175.0 (4)C40—C41—C42—C370.0 (6)
C15—N3—C11—C120.4 (6)BR4—C41—C42—C37178.8 (3)
RU1—N3—C11—C12179.6 (3)C38—C37—C42—C410.7 (5)
C15—N3—C11—C10178.5 (4)C29—C37—C42—C41178.6 (3)

Experimental details

Crystal data
Chemical formula[Ru(C21H13Br2N3)2](PF6)2·2C2H3N
Mr1407.45
Crystal system, space groupTriclinic, P1
Temperature (K)100
a, b, c (Å)8.3158 (1), 9.2087 (1), 16.2114 (1)
α, β, γ (°)89.7346 (5), 88.7088 (4), 83.6367 (5)
V3)1233.47 (2)
Z1
Radiation typeCu Kα
µ (mm1)7.78
Crystal size (mm)0.10 × 0.05 × 0.02
Data collection
DiffractometerBruker APEX II
Absorption correctionMulti-scan
(SADABS; Sheldrick, 2004)
Tmin, Tmax0.601, 0.857
No. of measured, independent and
observed [I > 2σ(I)] reflections
19475, 7003, 6901
Rint0.027
(sin θ/λ)max1)0.601
Refinement
R[F2 > 2σ(F2)], wR(F2), S 0.025, 0.062, 1.06
No. of reflections7003
No. of parameters661
No. of restraints3
H-atom treatmentH-atom parameters constrained
Δρmax, Δρmin (e Å3)1.01, 0.39
Absolute structureFlack (1983), 2532 Friedel pairs
Absolute structure parameter0.041 (5)

Computer programs: APEX2 (Bruker, 2004), APEX2, SAINT (Bruker, 2004), SHELXS97 (Sheldrick, 1997), SHELXL97 (Sheldrick, 1997), SHELXTL (Bruker, 1997), UdMX (local program).

Selected geometric parameters (Å, º) top
Ru1—N51.983 (3)Ru1—N12.078 (3)
Ru1—N21.988 (3)Ru1—N62.082 (4)
Ru1—N42.067 (4)Ru1—N32.089 (3)
N5—Ru1—N2176.91 (17)N4—Ru1—N6157.64 (11)
N5—Ru1—N479.20 (13)N1—Ru1—N697.48 (12)
N2—Ru1—N498.47 (13)N5—Ru1—N3103.40 (12)
N5—Ru1—N198.77 (12)N2—Ru1—N378.78 (12)
N2—Ru1—N178.99 (12)N4—Ru1—N395.84 (12)
N4—Ru1—N186.33 (12)N1—Ru1—N3157.75 (11)
N5—Ru1—N678.44 (13)N6—Ru1—N388.91 (12)
N2—Ru1—N6103.89 (13)
 

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