Acta Cryst. (2009). E65, m63 [ doi:10.1107/S160053680804172X ]
In the title complex, [Mn(C27H24Br3N4O3)], the MnIII ion is six-coordinated in a distorted octahedral environment by three N atoms and three O atoms from the trianion of the hexadentate ligand tris[2-(5-bromo-2-oxidobenzylideneamino)ethyl]amine. All three N (and O) atoms are cis to each other. The three N and the three O atoms are in a fac conformation among each other.
Mn(CH3COO)3.2H2O (0.50 g, 1.86 mmol) and N,N',N"-tris(5-bromosalicylidene)tris(2-aminoethyl)amine (Brsaltren; 1.30 g, 1.87 mmol) in EtOH (70 ml) were stirred for 3 h at room temparature. The formed precipitate was separated by filtration and washed with acetone, and dried under vacuum, to give a dark green powder (1.16 g). Crystals suitable for X-ray analysis were obtained by slow evaporation from an acetone/EtOH solution. MS (FAB): m/z 746, 748, 750, 752 (Mn(Brsaltren-H)+); IR (KBr): 3448 cm-1 (broad).
H atoms were positioned geometrically and allowed to ride on their respective carrier atoms [C—H = 0.93 (CH) or 0.97 Å (CH2) and Uiso(H) = 1.2Ueq(C)]. The CIF check program indicates a high ratio of the maximum and minimum residual density (5.09) in the structure and solvent accessible voids of 142 Å3. All these factors indicate a strong likelihood of disordered solvent molecules acetone or EtOH in the structure. However, the solvent molecule could neither be located nor refined. The distances between the highest difference peak (2.66 e Å-3) and the nearest peaks (1.96, 1.69 and 1.08 e Å-3) are 1.114, 1.540 and 1.137 Å.
Data collection: SMART (Bruker, 2000); cell refinement: SAINT (Bruker, 2000); data reduction: SAINT (Bruker, 2000); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2003); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008).
| [Mn(C27H24Br3N4O3)] | Z = 2 |
| Mr = 747.17 | F(000) = 736 |
| Triclinic, P1 | Dx = 1.703 Mg m−3 |
| Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
| a = 9.5892 (15) Å | Cell parameters from 2848 reflections |
| b = 11.7558 (18) Å | θ = 2.8–24.2° |
| c = 13.417 (2) Å | µ = 4.60 mm−1 |
| α = 80.041 (3)° | T = 293 K |
| β = 78.084 (3)° | Plate, black |
| γ = 89.069 (3)° | 0.25 × 0.15 × 0.10 mm |
| V = 1457.3 (4) Å3 |
| Bruker SMART 1000 CCD diffractometer | 5820 independent reflections |
| Radiation source: fine-focus sealed tube | 3794 reflections with I > 2σ(I) |
| graphite | Rint = 0.025 |
| φ and ω scans | θmax = 26.4°, θmin = 1.6° |
| Absorption correction: multi-scan (SADABS; Bruker, 2000) | h = −11→11 |
| Tmin = 0.422, Tmax = 0.631 | k = −10→14 |
| 9621 measured reflections | l = −16→16 |
| Refinement on F2 | Primary atom site location: structure-invariant direct methods |
| Least-squares matrix: full | Secondary atom site location: difference Fourier map |
| R[F2 > 2σ(F2)] = 0.067 | Hydrogen site location: inferred from neighbouring sites |
| wR(F2) = 0.238 | H-atom parameters constrained |
| S = 1.04 | w = 1/[σ2(Fo2) + (0.1477P)2] where P = (Fo2 + 2Fc2)/3 |
| 5820 reflections | (Δ/σ)max < 0.001 |
| 343 parameters | Δρmax = 2.66 e Å−3 |
| 0 restraints | Δρmin = −0.52 e Å−3 |
| [Mn(C27H24Br3N4O3)] | γ = 89.069 (3)° |
| Mr = 747.17 | V = 1457.3 (4) Å3 |
| Triclinic, P1 | Z = 2 |
| a = 9.5892 (15) Å | Mo Kα radiation |
| b = 11.7558 (18) Å | µ = 4.60 mm−1 |
| c = 13.417 (2) Å | T = 293 K |
| α = 80.041 (3)° | 0.25 × 0.15 × 0.10 mm |
| β = 78.084 (3)° |
| Bruker SMART 1000 CCD diffractometer | 5820 independent reflections |
| Absorption correction: multi-scan (SADABS; Bruker, 2000) | 3794 reflections with I > 2σ(I) |
| Tmin = 0.422, Tmax = 0.631 | Rint = 0.025 |
| 9621 measured reflections | θmax = 26.4° |
| R[F2 > 2σ(F2)] = 0.067 | H-atom parameters constrained |
| wR(F2) = 0.238 | Δρmax = 2.66 e Å−3 |
| S = 1.04 | Δρmin = −0.52 e Å−3 |
| 5820 reflections | Absolute structure: ? |
| 343 parameters | Flack parameter: ? |
| 0 restraints | Rogers parameter: ? |
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 > σ(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. |
| x | y | z | Uiso*/Ueq | ||
| Mn | 0.89446 (11) | 0.29092 (8) | 0.37296 (8) | 0.0339 (3) | |
| Br1 | 0.43752 (9) | 0.63459 (7) | 0.07601 (7) | 0.0562 (3) | |
| Br2 | 0.65915 (12) | −0.10364 (9) | 0.06388 (9) | 0.0773 (4) | |
| Br3 | 0.92383 (12) | 0.21717 (12) | 0.94128 (7) | 0.0817 (4) | |
| O1 | 0.8231 (6) | 0.4437 (4) | 0.3637 (4) | 0.0440 (13) | |
| O2 | 0.7336 (5) | 0.2435 (4) | 0.3291 (4) | 0.0390 (12) | |
| O3 | 0.7913 (6) | 0.2169 (4) | 0.5240 (4) | 0.0438 (12) | |
| N1 | 0.9821 (6) | 0.3512 (5) | 0.1933 (4) | 0.0379 (14) | |
| N2 | 0.9811 (6) | 0.1304 (5) | 0.3586 (4) | 0.0345 (13) | |
| N3 | 1.0442 (6) | 0.3553 (5) | 0.4404 (5) | 0.0371 (14) | |
| N4 | 1.2302 (6) | 0.2689 (5) | 0.2753 (5) | 0.0421 (14) | |
| C1 | 0.7448 (8) | 0.4866 (6) | 0.2978 (6) | 0.0386 (16) | |
| C2 | 0.6213 (9) | 0.5503 (7) | 0.3293 (6) | 0.0471 (19) | |
| H2 | 0.5994 | 0.5618 | 0.3976 | 0.056* | |
| C3 | 0.5340 (9) | 0.5950 (7) | 0.2667 (7) | 0.055 (2) | |
| H3 | 0.4540 | 0.6354 | 0.2917 | 0.066* | |
| C4 | 0.5650 (8) | 0.5800 (6) | 0.1638 (6) | 0.0423 (18) | |
| C5 | 0.6844 (9) | 0.5206 (7) | 0.1259 (6) | 0.0475 (19) | |
| H5 | 0.7041 | 0.5118 | 0.0569 | 0.057* | |
| C6 | 0.7768 (8) | 0.4732 (6) | 0.1912 (6) | 0.0416 (17) | |
| C7 | 0.8986 (8) | 0.4149 (6) | 0.1456 (6) | 0.0434 (18) | |
| H7 | 0.9195 | 0.4240 | 0.0738 | 0.052* | |
| C8 | 1.0976 (8) | 0.2977 (7) | 0.1326 (6) | 0.0445 (18) | |
| H8A | 1.1076 | 0.3320 | 0.0603 | 0.053* | |
| H8B | 1.0754 | 0.2161 | 0.1395 | 0.053* | |
| C9 | 1.2362 (8) | 0.3111 (7) | 0.1653 (6) | 0.0462 (19) | |
| H9A | 1.3090 | 0.2695 | 0.1251 | 0.055* | |
| H9B | 1.2643 | 0.3922 | 0.1495 | 0.055* | |
| C10 | 0.7244 (7) | 0.1687 (6) | 0.2679 (5) | 0.0332 (15) | |
| C11 | 0.6176 (8) | 0.1814 (7) | 0.2102 (6) | 0.0440 (18) | |
| H11 | 0.5571 | 0.2439 | 0.2131 | 0.053* | |
| C12 | 0.6016 (8) | 0.1000 (7) | 0.1481 (6) | 0.0465 (19) | |
| H12 | 0.5314 | 0.1092 | 0.1090 | 0.056* | |
| C13 | 0.6884 (8) | 0.0077 (7) | 0.1451 (6) | 0.0451 (19) | |
| C14 | 0.7932 (8) | −0.0056 (6) | 0.1990 (6) | 0.0422 (18) | |
| H14 | 0.8513 | −0.0695 | 0.1953 | 0.051* | |
| C15 | 0.8169 (7) | 0.0738 (6) | 0.2602 (5) | 0.0350 (15) | |
| C16 | 0.9320 (8) | 0.0567 (6) | 0.3142 (6) | 0.0386 (16) | |
| H16 | 0.9751 | −0.0149 | 0.3172 | 0.046* | |
| C17 | 1.1154 (7) | 0.0991 (6) | 0.3940 (6) | 0.0381 (16) | |
| H17A | 1.1218 | 0.0157 | 0.4099 | 0.046* | |
| H17B | 1.1168 | 0.1301 | 0.4562 | 0.046* | |
| C18 | 1.2411 (8) | 0.1481 (6) | 0.3092 (6) | 0.0430 (18) | |
| H18A | 1.3284 | 0.1337 | 0.3348 | 0.052* | |
| H18B | 1.2466 | 0.1085 | 0.2509 | 0.052* | |
| C19 | 0.8246 (8) | 0.2186 (6) | 0.6102 (6) | 0.0398 (17) | |
| C20 | 0.7371 (9) | 0.1565 (7) | 0.7023 (6) | 0.0442 (18) | |
| H20 | 0.6570 | 0.1161 | 0.6971 | 0.053* | |
| C21 | 0.7678 (9) | 0.1546 (7) | 0.8001 (6) | 0.050 (2) | |
| H21 | 0.7097 | 0.1128 | 0.8588 | 0.060* | |
| C22 | 0.8866 (9) | 0.2160 (7) | 0.8083 (6) | 0.049 (2) | |
| C23 | 0.9756 (9) | 0.2779 (7) | 0.7228 (6) | 0.0463 (19) | |
| H23 | 1.0542 | 0.3187 | 0.7299 | 0.056* | |
| C24 | 0.9449 (8) | 0.2781 (6) | 0.6232 (6) | 0.0382 (16) | |
| C25 | 1.0426 (9) | 0.3453 (6) | 0.5379 (6) | 0.0421 (18) | |
| H25 | 1.1132 | 0.3866 | 0.5554 | 0.051* | |
| C26 | 1.1647 (8) | 0.4255 (6) | 0.3728 (6) | 0.0451 (18) | |
| H26A | 1.2006 | 0.4773 | 0.4111 | 0.054* | |
| H26B | 1.1332 | 0.4717 | 0.3146 | 0.054* | |
| C27 | 1.2823 (8) | 0.3454 (7) | 0.3340 (6) | 0.0460 (19) | |
| H27A | 1.3628 | 0.3909 | 0.2906 | 0.055* | |
| H27B | 1.3144 | 0.3002 | 0.3923 | 0.055* |
| U11 | U22 | U33 | U12 | U13 | U23 | |
| Mn | 0.0380 (6) | 0.0287 (6) | 0.0393 (6) | 0.0037 (4) | −0.0134 (5) | −0.0116 (5) |
| Br1 | 0.0540 (5) | 0.0463 (5) | 0.0767 (6) | 0.0125 (4) | −0.0318 (5) | −0.0126 (4) |
| Br2 | 0.0940 (8) | 0.0649 (7) | 0.0999 (9) | 0.0106 (6) | −0.0553 (7) | −0.0468 (6) |
| Br3 | 0.0812 (8) | 0.1293 (11) | 0.0422 (6) | 0.0090 (7) | −0.0231 (5) | −0.0234 (6) |
| O1 | 0.053 (3) | 0.035 (3) | 0.054 (3) | 0.010 (2) | −0.025 (3) | −0.020 (2) |
| O2 | 0.037 (3) | 0.038 (3) | 0.048 (3) | 0.008 (2) | −0.013 (2) | −0.017 (2) |
| O3 | 0.048 (3) | 0.050 (3) | 0.037 (3) | −0.005 (2) | −0.015 (2) | −0.012 (2) |
| N1 | 0.039 (3) | 0.038 (3) | 0.038 (3) | 0.005 (3) | −0.008 (3) | −0.008 (3) |
| N2 | 0.031 (3) | 0.034 (3) | 0.041 (3) | 0.002 (2) | −0.010 (3) | −0.010 (3) |
| N3 | 0.045 (4) | 0.028 (3) | 0.043 (4) | 0.003 (3) | −0.014 (3) | −0.012 (3) |
| N4 | 0.039 (3) | 0.039 (4) | 0.048 (4) | 0.000 (3) | −0.010 (3) | −0.006 (3) |
| C1 | 0.040 (4) | 0.028 (4) | 0.050 (4) | 0.000 (3) | −0.012 (3) | −0.011 (3) |
| C2 | 0.057 (5) | 0.044 (4) | 0.044 (4) | 0.008 (4) | −0.013 (4) | −0.017 (4) |
| C3 | 0.043 (5) | 0.042 (5) | 0.088 (7) | 0.014 (4) | −0.022 (4) | −0.026 (4) |
| C4 | 0.044 (4) | 0.029 (4) | 0.059 (5) | 0.008 (3) | −0.023 (4) | −0.008 (3) |
| C5 | 0.057 (5) | 0.043 (5) | 0.046 (5) | 0.001 (4) | −0.020 (4) | −0.005 (4) |
| C6 | 0.042 (4) | 0.032 (4) | 0.052 (5) | 0.004 (3) | −0.015 (4) | −0.004 (3) |
| C7 | 0.048 (5) | 0.045 (4) | 0.039 (4) | −0.001 (4) | −0.009 (4) | −0.014 (3) |
| C8 | 0.049 (5) | 0.044 (4) | 0.041 (4) | 0.008 (4) | −0.007 (3) | −0.010 (3) |
| C9 | 0.039 (4) | 0.045 (5) | 0.052 (5) | 0.004 (3) | −0.006 (4) | −0.007 (4) |
| C10 | 0.033 (4) | 0.030 (4) | 0.036 (4) | −0.008 (3) | −0.004 (3) | −0.006 (3) |
| C11 | 0.036 (4) | 0.050 (5) | 0.051 (5) | 0.008 (3) | −0.011 (3) | −0.021 (4) |
| C12 | 0.039 (4) | 0.048 (5) | 0.059 (5) | 0.001 (3) | −0.020 (4) | −0.017 (4) |
| C13 | 0.050 (5) | 0.040 (4) | 0.054 (5) | 0.000 (4) | −0.021 (4) | −0.023 (4) |
| C14 | 0.043 (4) | 0.037 (4) | 0.050 (5) | 0.004 (3) | −0.011 (4) | −0.016 (3) |
| C15 | 0.033 (4) | 0.031 (4) | 0.044 (4) | 0.003 (3) | −0.010 (3) | −0.011 (3) |
| C16 | 0.040 (4) | 0.031 (4) | 0.048 (4) | 0.008 (3) | −0.012 (3) | −0.015 (3) |
| C17 | 0.036 (4) | 0.036 (4) | 0.046 (4) | 0.005 (3) | −0.016 (3) | −0.010 (3) |
| C18 | 0.040 (4) | 0.041 (4) | 0.050 (5) | 0.005 (3) | −0.010 (3) | −0.014 (4) |
| C19 | 0.044 (4) | 0.032 (4) | 0.045 (4) | 0.004 (3) | −0.010 (3) | −0.013 (3) |
| C20 | 0.050 (5) | 0.042 (4) | 0.044 (4) | 0.006 (4) | −0.009 (4) | −0.017 (3) |
| C21 | 0.051 (5) | 0.054 (5) | 0.043 (5) | 0.010 (4) | −0.003 (4) | −0.012 (4) |
| C22 | 0.058 (5) | 0.061 (5) | 0.035 (4) | 0.016 (4) | −0.017 (4) | −0.024 (4) |
| C23 | 0.054 (5) | 0.049 (5) | 0.042 (4) | 0.006 (4) | −0.020 (4) | −0.015 (4) |
| C24 | 0.046 (4) | 0.030 (4) | 0.042 (4) | 0.003 (3) | −0.014 (3) | −0.012 (3) |
| C25 | 0.056 (5) | 0.025 (4) | 0.051 (5) | 0.005 (3) | −0.019 (4) | −0.013 (3) |
| C26 | 0.053 (5) | 0.035 (4) | 0.047 (5) | −0.008 (4) | −0.009 (4) | −0.008 (3) |
| C27 | 0.037 (4) | 0.041 (4) | 0.059 (5) | −0.007 (3) | −0.005 (4) | −0.011 (4) |
| Mn—O2 | 1.884 (5) | C9—H9A | 0.9700 |
| Mn—O1 | 1.905 (5) | C9—H9B | 0.9700 |
| Mn—N3 | 2.064 (6) | C10—C11 | 1.397 (10) |
| Mn—N2 | 2.073 (6) | C10—C15 | 1.418 (9) |
| Mn—O3 | 2.105 (5) | C11—C12 | 1.403 (10) |
| Mn—N1 | 2.369 (6) | C11—H11 | 0.9300 |
| Br1—C4 | 1.898 (7) | C12—C13 | 1.357 (10) |
| Br2—C13 | 1.901 (7) | C12—H12 | 0.9300 |
| Br3—C22 | 1.892 (7) | C13—C14 | 1.346 (10) |
| O1—C1 | 1.306 (8) | C14—C15 | 1.396 (9) |
| O2—C10 | 1.319 (8) | C14—H14 | 0.9300 |
| O3—C19 | 1.265 (8) | C15—C16 | 1.433 (9) |
| N1—C7 | 1.280 (9) | C16—H16 | 0.9300 |
| N1—C8 | 1.438 (9) | C17—C18 | 1.519 (10) |
| N2—C16 | 1.278 (9) | C17—H17A | 0.9700 |
| N2—C17 | 1.482 (8) | C17—H17B | 0.9700 |
| N3—C25 | 1.291 (9) | C18—H18A | 0.9700 |
| N3—C26 | 1.476 (10) | C18—H18B | 0.9700 |
| N4—C18 | 1.424 (9) | C19—C24 | 1.416 (10) |
| N4—C27 | 1.449 (9) | C19—C20 | 1.429 (11) |
| N4—C9 | 1.464 (10) | C20—C21 | 1.400 (10) |
| C1—C2 | 1.420 (10) | C20—H20 | 0.9300 |
| C1—C6 | 1.435 (10) | C21—C22 | 1.392 (12) |
| C2—C3 | 1.343 (10) | C21—H21 | 0.9300 |
| C2—H2 | 0.9300 | C22—C23 | 1.379 (12) |
| C3—C4 | 1.392 (12) | C23—C24 | 1.426 (10) |
| C3—H3 | 0.9300 | C23—H23 | 0.9300 |
| C4—C5 | 1.382 (11) | C24—C25 | 1.442 (11) |
| C5—C6 | 1.414 (10) | C25—H25 | 0.9300 |
| C5—H5 | 0.9300 | C26—C27 | 1.523 (10) |
| C6—C7 | 1.426 (10) | C26—H26A | 0.9700 |
| C7—H7 | 0.9300 | C26—H26B | 0.9700 |
| C8—C9 | 1.501 (10) | C27—H27A | 0.9700 |
| C8—H8A | 0.9700 | C27—H27B | 0.9700 |
| C8—H8B | 0.9700 | ||
| O2—Mn—O1 | 89.3 (2) | C11—C10—C15 | 118.6 (6) |
| O2—Mn—N3 | 169.7 (2) | C10—C11—C12 | 120.0 (7) |
| O1—Mn—N3 | 84.2 (2) | C10—C11—H11 | 120.0 |
| O2—Mn—N2 | 88.6 (2) | C12—C11—H11 | 120.0 |
| O1—Mn—N2 | 171.2 (2) | C13—C12—C11 | 120.1 (7) |
| N3—Mn—N2 | 98.9 (2) | C13—C12—H12 | 120.0 |
| O2—Mn—O3 | 86.9 (2) | C11—C12—H12 | 120.0 |
| O1—Mn—O3 | 101.1 (2) | C14—C13—C12 | 121.0 (7) |
| N3—Mn—O3 | 86.5 (2) | C14—C13—Br2 | 120.2 (6) |
| N2—Mn—O3 | 87.3 (2) | C12—C13—Br2 | 118.9 (6) |
| O2—Mn—N1 | 83.2 (2) | C13—C14—C15 | 121.8 (7) |
| O1—Mn—N1 | 82.7 (2) | C13—C14—H14 | 119.1 |
| N3—Mn—N1 | 103.9 (2) | C15—C14—H14 | 119.1 |
| N2—Mn—N1 | 88.5 (2) | C14—C15—C10 | 118.5 (6) |
| O3—Mn—N1 | 169.35 (19) | C14—C15—C16 | 119.5 (6) |
| C1—O1—Mn | 123.1 (4) | C10—C15—C16 | 122.0 (6) |
| C10—O2—Mn | 129.3 (4) | N2—C16—C15 | 126.4 (6) |
| C19—O3—Mn | 130.7 (5) | N2—C16—H16 | 116.8 |
| C7—N1—C8 | 117.9 (6) | C15—C16—H16 | 116.8 |
| C7—N1—Mn | 115.4 (5) | N2—C17—C18 | 109.2 (6) |
| C8—N1—Mn | 124.4 (5) | N2—C17—H17A | 109.8 |
| C16—N2—C17 | 115.8 (6) | C18—C17—H17A | 109.8 |
| C16—N2—Mn | 124.4 (5) | N2—C17—H17B | 109.8 |
| C17—N2—Mn | 119.6 (4) | C18—C17—H17B | 109.8 |
| C25—N3—C26 | 114.3 (6) | H17A—C17—H17B | 108.3 |
| C25—N3—Mn | 127.1 (5) | N4—C18—C17 | 112.4 (6) |
| C26—N3—Mn | 118.5 (5) | N4—C18—H18A | 109.1 |
| C18—N4—C27 | 117.0 (6) | C17—C18—H18A | 109.1 |
| C18—N4—C9 | 118.5 (6) | N4—C18—H18B | 109.1 |
| C27—N4—C9 | 117.8 (6) | C17—C18—H18B | 109.1 |
| O1—C1—C2 | 120.7 (7) | H18A—C18—H18B | 107.9 |
| O1—C1—C6 | 123.1 (6) | O3—C19—C24 | 124.5 (7) |
| C2—C1—C6 | 116.2 (7) | O3—C19—C20 | 119.2 (7) |
| C3—C2—C1 | 124.2 (8) | C24—C19—C20 | 116.3 (7) |
| C3—C2—H2 | 117.9 | C21—C20—C19 | 122.2 (7) |
| C1—C2—H2 | 117.9 | C21—C20—H20 | 118.9 |
| C2—C3—C4 | 119.1 (7) | C19—C20—H20 | 118.9 |
| C2—C3—H3 | 120.4 | C22—C21—C20 | 119.0 (8) |
| C4—C3—H3 | 120.4 | C22—C21—H21 | 120.5 |
| C5—C4—C3 | 120.7 (7) | C20—C21—H21 | 120.5 |
| C5—C4—Br1 | 119.4 (6) | C23—C22—C21 | 121.9 (7) |
| C3—C4—Br1 | 119.8 (6) | C23—C22—Br3 | 119.3 (6) |
| C4—C5—C6 | 120.6 (8) | C21—C22—Br3 | 118.8 (7) |
| C4—C5—H5 | 119.7 | C22—C23—C24 | 118.8 (7) |
| C6—C5—H5 | 119.7 | C22—C23—H23 | 120.6 |
| C5—C6—C7 | 117.0 (7) | C24—C23—H23 | 120.6 |
| C5—C6—C1 | 119.2 (7) | C19—C24—C23 | 121.8 (7) |
| C7—C6—C1 | 123.8 (7) | C19—C24—C25 | 122.9 (6) |
| N1—C7—C6 | 126.7 (7) | C23—C24—C25 | 115.3 (7) |
| N1—C7—H7 | 116.7 | N3—C25—C24 | 128.0 (7) |
| C6—C7—H7 | 116.7 | N3—C25—H25 | 116.0 |
| N1—C8—C9 | 112.1 (6) | C24—C25—H25 | 116.0 |
| N1—C8—H8A | 109.2 | N3—C26—C27 | 109.1 (6) |
| C9—C8—H8A | 109.2 | N3—C26—H26A | 109.9 |
| N1—C8—H8B | 109.2 | C27—C26—H26A | 109.9 |
| C9—C8—H8B | 109.2 | N3—C26—H26B | 109.9 |
| H8A—C8—H8B | 107.9 | C27—C26—H26B | 109.9 |
| N4—C9—C8 | 113.7 (7) | H26A—C26—H26B | 108.3 |
| N4—C9—H9A | 108.8 | N4—C27—C26 | 110.2 (6) |
| C8—C9—H9A | 108.8 | N4—C27—H27A | 109.6 |
| N4—C9—H9B | 108.8 | C26—C27—H27A | 109.6 |
| C8—C9—H9B | 108.8 | N4—C27—H27B | 109.6 |
| H9A—C9—H9B | 107.7 | C26—C27—H27B | 109.6 |
| O2—C10—C11 | 119.0 (6) | H27A—C27—H27B | 108.1 |
| O2—C10—C15 | 122.4 (6) | ||
| O2—Mn—O1—C1 | −30.1 (6) | C8—N1—C7—C6 | 178.5 (7) |
| N3—Mn—O1—C1 | 158.0 (6) | Mn—N1—C7—C6 | 15.1 (10) |
| O3—Mn—O1—C1 | −116.8 (6) | C5—C6—C7—N1 | −168.3 (7) |
| N1—Mn—O1—C1 | 53.1 (6) | C1—C6—C7—N1 | 12.2 (12) |
| O1—Mn—O2—C10 | 142.7 (6) | C7—N1—C8—C9 | 133.5 (7) |
| N3—Mn—O2—C10 | −166.1 (11) | Mn—N1—C8—C9 | −64.7 (8) |
| N2—Mn—O2—C10 | −28.8 (6) | C18—N4—C9—C8 | 80.4 (8) |
| O3—Mn—O2—C10 | −116.1 (6) | C27—N4—C9—C8 | −129.2 (7) |
| N1—Mn—O2—C10 | 59.9 (6) | N1—C8—C9—N4 | 55.0 (9) |
| O2—Mn—O3—C19 | −173.2 (6) | Mn—O2—C10—C11 | −152.4 (6) |
| O1—Mn—O3—C19 | −84.5 (6) | Mn—O2—C10—C15 | 29.2 (9) |
| N3—Mn—O3—C19 | −1.1 (6) | O2—C10—C11—C12 | −177.1 (7) |
| N2—Mn—O3—C19 | 98.0 (6) | C15—C10—C11—C12 | 1.3 (11) |
| N1—Mn—O3—C19 | 165.3 (9) | C10—C11—C12—C13 | 1.0 (12) |
| O2—Mn—N1—C7 | 51.5 (5) | C11—C12—C13—C14 | −1.8 (13) |
| O1—Mn—N1—C7 | −38.7 (5) | C11—C12—C13—Br2 | 177.8 (6) |
| N3—Mn—N1—C7 | −120.9 (5) | C12—C13—C14—C15 | 0.3 (13) |
| N2—Mn—N1—C7 | 140.3 (5) | Br2—C13—C14—C15 | −179.4 (6) |
| O3—Mn—N1—C7 | 73.1 (12) | C13—C14—C15—C10 | 2.1 (12) |
| O2—Mn—N1—C8 | −110.7 (6) | C13—C14—C15—C16 | −178.6 (8) |
| O1—Mn—N1—C8 | 159.1 (6) | O2—C10—C15—C14 | 175.6 (7) |
| N3—Mn—N1—C8 | 76.9 (6) | C11—C10—C15—C14 | −2.8 (10) |
| N2—Mn—N1—C8 | −21.9 (6) | O2—C10—C15—C16 | −3.6 (11) |
| O3—Mn—N1—C8 | −89.1 (12) | C11—C10—C15—C16 | 177.9 (7) |
| O2—Mn—N2—C16 | 11.6 (6) | C17—N2—C16—C15 | −170.2 (7) |
| N3—Mn—N2—C16 | −175.5 (6) | Mn—N2—C16—C15 | 5.0 (11) |
| O3—Mn—N2—C16 | 98.5 (6) | C14—C15—C16—N2 | 167.7 (7) |
| N1—Mn—N2—C16 | −71.7 (6) | C10—C15—C16—N2 | −13.1 (12) |
| O2—Mn—N2—C17 | −173.4 (5) | C16—N2—C17—C18 | 92.1 (7) |
| N3—Mn—N2—C17 | −0.5 (5) | Mn—N2—C17—C18 | −83.4 (6) |
| O3—Mn—N2—C17 | −86.5 (5) | C27—N4—C18—C17 | 85.2 (8) |
| N1—Mn—N2—C17 | 103.3 (5) | C9—N4—C18—C17 | −124.2 (7) |
| O2—Mn—N3—C25 | 46.9 (15) | N2—C17—C18—N4 | 53.6 (8) |
| O1—Mn—N3—C25 | 98.5 (6) | Mn—O3—C19—C24 | 2.1 (11) |
| N2—Mn—N3—C25 | −89.8 (6) | Mn—O3—C19—C20 | −177.6 (5) |
| O3—Mn—N3—C25 | −3.1 (6) | O3—C19—C20—C21 | 179.9 (7) |
| N1—Mn—N3—C25 | 179.5 (6) | C24—C19—C20—C21 | 0.1 (10) |
| O2—Mn—N3—C26 | −130.0 (12) | C19—C20—C21—C22 | 0.7 (11) |
| O1—Mn—N3—C26 | −78.4 (5) | C20—C21—C22—C23 | −0.6 (12) |
| N2—Mn—N3—C26 | 93.3 (5) | C20—C21—C22—Br3 | 177.9 (6) |
| O3—Mn—N3—C26 | −180.0 (5) | C21—C22—C23—C24 | −0.3 (12) |
| N1—Mn—N3—C26 | 2.6 (5) | Br3—C22—C23—C24 | −178.8 (5) |
| Mn—O1—C1—C2 | 135.6 (6) | O3—C19—C24—C23 | 179.2 (7) |
| Mn—O1—C1—C6 | −44.6 (9) | C20—C19—C24—C23 | −1.1 (10) |
| O1—C1—C2—C3 | −178.6 (7) | O3—C19—C24—C25 | 0.8 (11) |
| C6—C1—C2—C3 | 1.5 (12) | C20—C19—C24—C25 | −179.4 (6) |
| C1—C2—C3—C4 | −0.6 (13) | C22—C23—C24—C19 | 1.2 (11) |
| C2—C3—C4—C5 | −0.5 (13) | C22—C23—C24—C25 | 179.7 (7) |
| C2—C3—C4—Br1 | 176.4 (6) | C26—N3—C25—C24 | −176.3 (7) |
| C3—C4—C5—C6 | 0.5 (12) | Mn—N3—C25—C24 | 6.7 (11) |
| Br1—C4—C5—C6 | −176.3 (6) | C19—C24—C25—N3 | −5.6 (12) |
| C4—C5—C6—C7 | −179.1 (7) | C23—C24—C25—N3 | 176.0 (7) |
| C4—C5—C6—C1 | 0.5 (12) | C25—N3—C26—C27 | 97.6 (7) |
| O1—C1—C6—C5 | 178.8 (7) | Mn—N3—C26—C27 | −85.1 (7) |
| C2—C1—C6—C5 | −1.4 (11) | C18—N4—C27—C26 | −123.4 (7) |
| O1—C1—C6—C7 | −1.7 (12) | C9—N4—C27—C26 | 85.7 (8) |
| C2—C1—C6—C7 | 178.1 (7) | N3—C26—C27—N4 | 60.4 (8) |
| Mn—O2 | 1.884 (5) | Mn—N2 | 2.073 (6) |
| Mn—O1 | 1.905 (5) | Mn—O3 | 2.105 (5) |
| Mn—N3 | 2.064 (6) | Mn—N1 | 2.369 (6) |
| O2—Mn—N3 | 169.7 (2) | O3—Mn—N1 | 169.35 (19) |
| O1—Mn—N2 | 171.2 (2) |
This work was supported by the Korea Research Foundation Grant funded by the Korean Government (MOEHRD) (KRF-2007–412-J02001).
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In the title complex, [Mn(C27H24Br3N4O3)], the Mn3+ ion is six-coordinated in a distorted octahedral environment by three N atoms and three O atoms from the trianion of the hexadentate ligand N,N',N"-tris(5-bromosalicylidene)tris(2-aminoethyl)amine. All three N (and O) atoms are adjacent and lie in the facial position (Fig.1 and Fig.2). The apical O1—Mn—N2, O2—Mn—N3 and O3—Mn—N1 bond angles are 171.2 (2)°, 169.7 (2)° and 169.35 (19)°, respectively (Table 1). The Mn—N bonds are on average 0.204 Å longer than the Mn—O bonds (mean lengths: Mn—N 2.169 Å, Mn—O 1.965 Å).