metal-organic compounds
[μ-N,N′-Bis(2-pyridylmethylene)ethane-1,2-diamine]bis{aqua[N,N′-bis(2-pyridylmethylene)ethane-1,2-diamine]manganese(II)} tetrakis(perchlorate)
aSchool of Applied Chemical Engineering, The Research Institute of Catalysis, Chonnam National University, Gwangju 500-757, Republic of Korea
*Correspondence e-mail: hakwang@chonnam.ac.kr
The cation of the salt, [Mn2(C14H14N4)3(H2O)2](ClO4)4, lies on a center of inversion, the center lying midway along the ethylene chain of the bridging N,N′-bis(2-pyridylmethylene)ethane-1,2-diamine ligand. The Mn atom is chelated by two atoms N atoms of this bridging ligand, and is also coordinated by four N atoms of another ligand. The Mn atom is seven-coordinated in a pentagonal-bipyramidal environment. The displays intermolecular π–π interactions between adjacent pyridine rings, with a shortest centroid–centroid distance of 3.784 (3) Å. The perchlorate is linked to the dinuclear cation by O—H⋯O hydrogen bonds.
Related literature
For the crystal structures of Mn(II), Ag(I), Cu(II) and Pd(II) complexes with related ligands, see: Baar et al. (2001); Bowyer et al. (1998); Hwang & Ha (2009); Nguyen & Jeong (2006); Schoumacker et al. (2003).
Experimental
Crystal data
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Refinement
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Data collection: SMART (Bruker, 2000); cell SAINT (Bruker, 2000); data reduction: SAINT; 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, 2009); software used to prepare material for publication: SHELXL97.
Supporting information
10.1107/S1600536810003764/ng2727sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536810003764/ng2727Isup2.hkl
To a solution of N,N'-bis(2-pyridylmethylene)ethane-1,2-diamine (0.66 g, 2.77 mmol) in EtOH (30 ml) was added Mn(ClO4)2.6H2O (1.00 g, 2.76 mmol) and stirred for 1 h at room temparature. The formed precipitate was separated by filtration and washed with acetone and dried under vacuum, to give a yellow powder (0.63 g). Crystals suitable for X-ray analysis were obtained by slow evaporation from a CH3CN solution. IR (KBr): 3394 cm-1 (broad).
H atoms were positioned geometrically and allowed to ride on their respective parent atoms [C—H = 0.95 Å (CH) or 0.99 Å (CH2) and Uiso(H) = 1.2Ueq(C)]. The H atoms of the water ligand were localized from Fourier difference maps and refined with the two restraints instructions using the following SHELXL97 (Sheldrick, 2008) command: DFIX 0.84 0.01 O1 H1A and O1 H1B.
Data collection: SMART (Bruker, 2000); cell
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, 2009); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008).[Mn2(C14H14N4)3(H2O)2](ClO4)4 | F(000) = 1288 |
Mr = 1258.59 | Dx = 1.601 Mg m−3 |
Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -P 2ybc | Cell parameters from 3474 reflections |
a = 11.3698 (6) Å | θ = 2.2–23.2° |
b = 19.026 (1) Å | µ = 0.77 mm−1 |
c = 12.8628 (7) Å | T = 200 K |
β = 110.218 (1)° | Block, yellow |
V = 2611.1 (2) Å3 | 0.24 × 0.18 × 0.12 mm |
Z = 2 |
Bruker SMART 1000 CCD diffractometer | 6468 independent reflections |
Radiation source: fine-focus sealed tube | 3281 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.080 |
ϕ and ω scans | θmax = 28.3°, θmin = 1.9° |
Absorption correction: multi-scan (SADABS; Bruker, 2000) | h = −15→15 |
Tmin = 0.873, Tmax = 1.000 | k = −25→22 |
19343 measured reflections | l = −12→17 |
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)] = 0.062 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.178 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.04 | w = 1/[σ2(Fo2) + (0.0701P)2] where P = (Fo2 + 2Fc2)/3 |
6468 reflections | (Δ/σ)max < 0.001 |
360 parameters | Δρmax = 0.82 e Å−3 |
2 restraints | Δρmin = −0.84 e Å−3 |
[Mn2(C14H14N4)3(H2O)2](ClO4)4 | V = 2611.1 (2) Å3 |
Mr = 1258.59 | Z = 2 |
Monoclinic, P21/c | Mo Kα radiation |
a = 11.3698 (6) Å | µ = 0.77 mm−1 |
b = 19.026 (1) Å | T = 200 K |
c = 12.8628 (7) Å | 0.24 × 0.18 × 0.12 mm |
β = 110.218 (1)° |
Bruker SMART 1000 CCD diffractometer | 6468 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2000) | 3281 reflections with I > 2σ(I) |
Tmin = 0.873, Tmax = 1.000 | Rint = 0.080 |
19343 measured reflections |
R[F2 > 2σ(F2)] = 0.062 | 2 restraints |
wR(F2) = 0.178 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.04 | Δρmax = 0.82 e Å−3 |
6468 reflections | Δρmin = −0.84 e Å−3 |
360 parameters |
Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds 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 | ||
Mn1 | 0.71734 (6) | 0.12570 (3) | 0.16693 (5) | 0.0293 (2) | |
O1 | 0.8064 (3) | 0.21764 (17) | 0.2697 (3) | 0.0391 (8) | |
H1A | 0.8820 (18) | 0.224 (3) | 0.277 (5) | 0.07 (2)* | |
H1B | 0.772 (4) | 0.2559 (15) | 0.245 (4) | 0.07 (2)* | |
N1 | 0.9113 (3) | 0.07794 (18) | 0.1423 (3) | 0.0329 (8) | |
N2 | 0.7713 (3) | 0.18591 (17) | 0.0370 (3) | 0.0356 (9) | |
N3 | 0.5461 (3) | 0.18634 (17) | 0.0586 (3) | 0.0339 (9) | |
N4 | 0.5358 (3) | 0.13162 (17) | 0.2506 (3) | 0.0354 (9) | |
N5 | 0.7905 (3) | 0.06251 (17) | 0.3271 (3) | 0.0292 (8) | |
N6 | 0.6439 (3) | 0.01543 (17) | 0.1226 (3) | 0.0286 (8) | |
C1 | 0.9807 (4) | 0.0233 (2) | 0.1909 (4) | 0.0377 (11) | |
H1 | 0.9533 | −0.0042 | 0.2399 | 0.045* | |
C2 | 1.0901 (4) | 0.0035 (2) | 0.1753 (4) | 0.0398 (11) | |
H2 | 1.1366 | −0.0360 | 0.2130 | 0.048* | |
C3 | 1.1302 (4) | 0.0422 (2) | 0.1039 (4) | 0.0403 (11) | |
H3 | 1.2059 | 0.0306 | 0.0921 | 0.048* | |
C4 | 1.0579 (4) | 0.0986 (2) | 0.0496 (4) | 0.0395 (11) | |
H4 | 1.0819 | 0.1256 | −0.0019 | 0.047* | |
C5 | 0.9507 (4) | 0.1147 (2) | 0.0714 (4) | 0.0317 (10) | |
C6 | 0.8697 (4) | 0.1738 (2) | 0.0151 (4) | 0.0370 (11) | |
H6 | 0.8909 | 0.2022 | −0.0366 | 0.044* | |
C7 | 0.6868 (4) | 0.2436 (2) | −0.0174 (4) | 0.0446 (12) | |
H7A | 0.7010 | 0.2579 | −0.0861 | 0.054* | |
H7B | 0.7013 | 0.2848 | 0.0325 | 0.054* | |
C8 | 0.5549 (5) | 0.2163 (2) | −0.0439 (4) | 0.0466 (13) | |
H8A | 0.4937 | 0.2550 | −0.0709 | 0.056* | |
H8B | 0.5365 | 0.1798 | −0.1022 | 0.056* | |
C9 | 0.4538 (4) | 0.2018 (2) | 0.0877 (4) | 0.0375 (11) | |
H9 | 0.3927 | 0.2339 | 0.0442 | 0.045* | |
C10 | 0.4393 (4) | 0.1714 (2) | 0.1861 (4) | 0.0332 (10) | |
C11 | 0.3316 (4) | 0.1822 (2) | 0.2109 (4) | 0.0420 (12) | |
H11 | 0.2674 | 0.2122 | 0.1658 | 0.050* | |
C12 | 0.3181 (4) | 0.1489 (3) | 0.3016 (5) | 0.0460 (13) | |
H12 | 0.2442 | 0.1551 | 0.3193 | 0.055* | |
C13 | 0.4139 (4) | 0.1066 (2) | 0.3659 (4) | 0.0432 (12) | |
H13 | 0.4071 | 0.0818 | 0.4277 | 0.052* | |
C14 | 0.5207 (4) | 0.1013 (2) | 0.3373 (4) | 0.0395 (11) | |
H14 | 0.5881 | 0.0737 | 0.3837 | 0.047* | |
C15 | 0.8513 (4) | 0.0865 (2) | 0.4293 (4) | 0.0337 (10) | |
H15 | 0.8819 | 0.1334 | 0.4378 | 0.040* | |
C16 | 0.8714 (4) | 0.0463 (3) | 0.5229 (4) | 0.0474 (13) | |
H16 | 0.9131 | 0.0654 | 0.5944 | 0.057* | |
C17 | 0.8300 (5) | −0.0219 (3) | 0.5110 (4) | 0.0552 (14) | |
H17 | 0.8423 | −0.0507 | 0.5743 | 0.066* | |
C18 | 0.7702 (4) | −0.0484 (2) | 0.4056 (4) | 0.0438 (12) | |
H18 | 0.7442 | −0.0962 | 0.3955 | 0.053* | |
C19 | 0.7489 (4) | −0.0046 (2) | 0.3157 (4) | 0.0309 (10) | |
C20 | 0.6763 (4) | −0.0278 (2) | 0.2030 (4) | 0.0315 (10) | |
H20 | 0.6530 | −0.0758 | 0.1899 | 0.038* | |
C21 | 0.5679 (4) | −0.0107 (2) | 0.0132 (3) | 0.0328 (10) | |
H21A | 0.5740 | −0.0626 | 0.0116 | 0.039* | |
H21B | 0.5996 | 0.0088 | −0.0435 | 0.039* | |
Cl1 | 0.08812 (12) | 0.30361 (7) | 0.26378 (13) | 0.0569 (4) | |
O2 | −0.0050 (5) | 0.3509 (2) | 0.2687 (4) | 0.0965 (16) | |
O3 | 0.0551 (3) | 0.2349 (2) | 0.2846 (5) | 0.0951 (17) | |
O4 | 0.2057 (4) | 0.3200 (3) | 0.3388 (5) | 0.129 (2) | |
O5 | 0.0906 (5) | 0.3027 (3) | 0.1535 (5) | 0.128 (2) | |
Cl2 | 0.59876 (11) | 0.10876 (6) | 0.70262 (10) | 0.0395 (3) | |
O6 | 0.4879 (4) | 0.1474 (3) | 0.6685 (5) | 0.118 (2) | |
O7 | 0.6953 (6) | 0.1538 (3) | 0.7445 (6) | 0.160 (3) | |
O8 | 0.6025 (5) | 0.0622 (2) | 0.7867 (4) | 0.115 (2) | |
O9 | 0.6180 (7) | 0.0730 (3) | 0.6164 (4) | 0.153 (3) |
U11 | U22 | U33 | U12 | U13 | U23 | |
Mn1 | 0.0341 (4) | 0.0249 (3) | 0.0255 (4) | −0.0003 (3) | 0.0060 (3) | 0.0016 (3) |
O1 | 0.046 (2) | 0.0335 (19) | 0.038 (2) | −0.0055 (16) | 0.0145 (17) | −0.0053 (15) |
N1 | 0.035 (2) | 0.036 (2) | 0.026 (2) | 0.0007 (16) | 0.0077 (16) | 0.0027 (16) |
N2 | 0.045 (2) | 0.031 (2) | 0.031 (2) | 0.0033 (17) | 0.0137 (18) | 0.0018 (15) |
N3 | 0.036 (2) | 0.030 (2) | 0.032 (2) | 0.0051 (16) | 0.0068 (17) | 0.0027 (15) |
N4 | 0.033 (2) | 0.032 (2) | 0.037 (2) | 0.0020 (16) | 0.0070 (17) | −0.0012 (17) |
N5 | 0.0282 (18) | 0.0297 (19) | 0.027 (2) | 0.0031 (15) | 0.0061 (15) | 0.0006 (15) |
N6 | 0.0263 (18) | 0.0294 (19) | 0.028 (2) | −0.0009 (15) | 0.0069 (15) | −0.0027 (15) |
C1 | 0.039 (3) | 0.040 (3) | 0.034 (3) | 0.002 (2) | 0.012 (2) | 0.004 (2) |
C2 | 0.033 (2) | 0.042 (3) | 0.042 (3) | 0.004 (2) | 0.011 (2) | −0.001 (2) |
C3 | 0.030 (2) | 0.048 (3) | 0.045 (3) | −0.006 (2) | 0.015 (2) | −0.011 (2) |
C4 | 0.037 (3) | 0.049 (3) | 0.035 (3) | −0.009 (2) | 0.015 (2) | −0.009 (2) |
C5 | 0.032 (2) | 0.035 (2) | 0.027 (2) | −0.0035 (19) | 0.0090 (19) | −0.0028 (18) |
C6 | 0.043 (3) | 0.037 (3) | 0.030 (3) | −0.004 (2) | 0.012 (2) | 0.0022 (19) |
C7 | 0.064 (3) | 0.033 (3) | 0.040 (3) | 0.011 (2) | 0.022 (3) | 0.016 (2) |
C8 | 0.053 (3) | 0.045 (3) | 0.037 (3) | 0.014 (2) | 0.010 (2) | 0.014 (2) |
C9 | 0.034 (2) | 0.026 (2) | 0.044 (3) | 0.0029 (19) | 0.003 (2) | −0.003 (2) |
C10 | 0.029 (2) | 0.028 (2) | 0.037 (3) | −0.0018 (18) | 0.005 (2) | −0.0100 (19) |
C11 | 0.034 (3) | 0.032 (3) | 0.056 (3) | 0.003 (2) | 0.011 (2) | −0.006 (2) |
C12 | 0.031 (2) | 0.048 (3) | 0.060 (4) | −0.005 (2) | 0.017 (2) | −0.016 (3) |
C13 | 0.040 (3) | 0.042 (3) | 0.051 (3) | −0.009 (2) | 0.019 (2) | −0.005 (2) |
C14 | 0.035 (2) | 0.042 (3) | 0.041 (3) | −0.001 (2) | 0.012 (2) | 0.001 (2) |
C15 | 0.031 (2) | 0.043 (3) | 0.025 (2) | −0.0028 (19) | 0.0078 (19) | −0.0011 (19) |
C16 | 0.042 (3) | 0.066 (4) | 0.030 (3) | −0.005 (3) | 0.008 (2) | 0.002 (2) |
C17 | 0.050 (3) | 0.075 (4) | 0.032 (3) | −0.005 (3) | 0.004 (2) | 0.022 (3) |
C18 | 0.045 (3) | 0.044 (3) | 0.040 (3) | −0.004 (2) | 0.011 (2) | 0.014 (2) |
C19 | 0.025 (2) | 0.033 (2) | 0.034 (3) | 0.0033 (18) | 0.0093 (19) | 0.0007 (18) |
C20 | 0.028 (2) | 0.025 (2) | 0.042 (3) | 0.0006 (17) | 0.014 (2) | −0.0002 (19) |
C21 | 0.036 (2) | 0.033 (2) | 0.027 (2) | −0.0004 (19) | 0.008 (2) | −0.0072 (18) |
Cl1 | 0.0494 (8) | 0.0436 (8) | 0.0833 (11) | 0.0007 (6) | 0.0301 (8) | −0.0063 (7) |
O2 | 0.112 (4) | 0.066 (3) | 0.127 (4) | 0.047 (3) | 0.060 (3) | 0.009 (3) |
O3 | 0.051 (2) | 0.049 (3) | 0.179 (5) | 0.0034 (19) | 0.032 (3) | 0.017 (3) |
O4 | 0.069 (3) | 0.104 (4) | 0.175 (6) | −0.042 (3) | −0.006 (3) | −0.006 (4) |
O5 | 0.146 (5) | 0.158 (5) | 0.107 (5) | 0.044 (4) | 0.078 (4) | 0.011 (4) |
Cl2 | 0.0421 (7) | 0.0335 (6) | 0.0423 (7) | −0.0021 (5) | 0.0139 (5) | 0.0033 (5) |
O6 | 0.063 (3) | 0.126 (4) | 0.161 (6) | 0.037 (3) | 0.036 (3) | 0.055 (4) |
O7 | 0.127 (5) | 0.116 (4) | 0.208 (7) | −0.086 (4) | 0.022 (5) | 0.007 (4) |
O8 | 0.174 (5) | 0.092 (3) | 0.122 (4) | 0.061 (3) | 0.106 (4) | 0.072 (3) |
O9 | 0.262 (8) | 0.137 (5) | 0.064 (4) | 0.096 (5) | 0.062 (4) | −0.001 (3) |
Mn1—O1 | 2.215 (3) | C8—H8A | 0.9900 |
Mn1—N6 | 2.257 (3) | C8—H8B | 0.9900 |
Mn1—N3 | 2.278 (3) | C9—C10 | 1.452 (6) |
Mn1—N2 | 2.278 (4) | C9—H9 | 0.9500 |
Mn1—N5 | 2.280 (3) | C10—C11 | 1.382 (6) |
Mn1—N1 | 2.504 (3) | C11—C12 | 1.383 (7) |
Mn1—N4 | 2.639 (4) | C11—H11 | 0.9500 |
O1—H1A | 0.840 (10) | C12—C13 | 1.377 (7) |
O1—H1B | 0.837 (10) | C12—H12 | 0.9500 |
N1—C1 | 1.325 (5) | C13—C14 | 1.390 (6) |
N1—C5 | 1.343 (5) | C13—H13 | 0.9500 |
N2—C6 | 1.266 (5) | C14—H14 | 0.9500 |
N2—C7 | 1.467 (5) | C15—C16 | 1.378 (6) |
N3—C9 | 1.264 (5) | C15—H15 | 0.9500 |
N3—C8 | 1.471 (6) | C16—C17 | 1.370 (7) |
N4—C14 | 1.318 (6) | C16—H16 | 0.9500 |
N4—C10 | 1.355 (5) | C17—C18 | 1.384 (7) |
N5—C15 | 1.337 (5) | C17—H17 | 0.9500 |
N5—C19 | 1.352 (5) | C18—C19 | 1.379 (6) |
N6—C20 | 1.272 (5) | C18—H18 | 0.9500 |
N6—C21 | 1.461 (5) | C19—C20 | 1.466 (6) |
C1—C2 | 1.379 (6) | C20—H20 | 0.9500 |
C1—H1 | 0.9500 | C21—C21i | 1.517 (8) |
C2—C3 | 1.372 (6) | C21—H21A | 0.9900 |
C2—H2 | 0.9500 | C21—H21B | 0.9900 |
C3—C4 | 1.385 (6) | Cl1—O4 | 1.387 (5) |
C3—H3 | 0.9500 | Cl1—O2 | 1.408 (4) |
C4—C5 | 1.376 (6) | Cl1—O3 | 1.411 (4) |
C4—H4 | 0.9500 | Cl1—O5 | 1.429 (6) |
C5—C6 | 1.476 (6) | Cl2—O7 | 1.349 (5) |
C6—H6 | 0.9500 | Cl2—O9 | 1.381 (5) |
C7—C8 | 1.511 (6) | Cl2—O8 | 1.387 (4) |
C7—H7A | 0.9900 | Cl2—O6 | 1.393 (4) |
C7—H7B | 0.9900 | ||
O1—Mn1—N6 | 159.64 (13) | N2—C7—H7B | 110.4 |
O1—Mn1—N3 | 94.76 (13) | C8—C7—H7B | 110.4 |
N6—Mn1—N3 | 98.80 (12) | H7A—C7—H7B | 108.6 |
O1—Mn1—N2 | 81.80 (12) | N3—C8—C7 | 107.5 (4) |
N6—Mn1—N2 | 116.87 (13) | N3—C8—H8A | 110.2 |
N3—Mn1—N2 | 71.73 (13) | C7—C8—H8A | 110.2 |
O1—Mn1—N5 | 85.88 (12) | N3—C8—H8B | 110.2 |
N6—Mn1—N5 | 74.08 (12) | C7—C8—H8B | 110.2 |
N3—Mn1—N5 | 141.99 (13) | H8A—C8—H8B | 108.5 |
N2—Mn1—N5 | 145.21 (13) | N3—C9—C10 | 121.5 (4) |
O1—Mn1—N1 | 96.96 (12) | N3—C9—H9 | 119.3 |
N6—Mn1—N1 | 84.01 (11) | C10—C9—H9 | 119.3 |
N3—Mn1—N1 | 135.25 (13) | N4—C10—C11 | 122.4 (4) |
N2—Mn1—N1 | 67.51 (12) | N4—C10—C9 | 116.3 (4) |
N5—Mn1—N1 | 81.98 (12) | C11—C10—C9 | 121.3 (4) |
O1—Mn1—N4 | 89.06 (12) | C10—C11—C12 | 119.5 (4) |
N6—Mn1—N4 | 82.51 (11) | C10—C11—H11 | 120.2 |
N3—Mn1—N4 | 66.69 (12) | C12—C11—H11 | 120.2 |
N2—Mn1—N4 | 136.42 (12) | C13—C12—C11 | 118.6 (4) |
N5—Mn1—N4 | 75.33 (11) | C13—C12—H12 | 120.7 |
N1—Mn1—N4 | 156.05 (11) | C11—C12—H12 | 120.7 |
Mn1—O1—H1A | 114 (4) | C12—C13—C14 | 117.8 (5) |
Mn1—O1—H1B | 114 (4) | C12—C13—H13 | 121.1 |
H1A—O1—H1B | 105 (5) | C14—C13—H13 | 121.1 |
C1—N1—C5 | 116.4 (4) | N4—C14—C13 | 125.0 (4) |
C1—N1—Mn1 | 129.2 (3) | N4—C14—H14 | 117.5 |
C5—N1—Mn1 | 114.3 (3) | C13—C14—H14 | 117.5 |
C6—N2—C7 | 120.9 (4) | N5—C15—C16 | 122.9 (4) |
C6—N2—Mn1 | 123.7 (3) | N5—C15—H15 | 118.5 |
C7—N2—Mn1 | 115.3 (3) | C16—C15—H15 | 118.5 |
C9—N3—C8 | 119.7 (4) | C17—C16—C15 | 118.8 (5) |
C9—N3—Mn1 | 123.9 (3) | C17—C16—H16 | 120.6 |
C8—N3—Mn1 | 115.9 (3) | C15—C16—H16 | 120.6 |
C14—N4—C10 | 116.6 (4) | C16—C17—C18 | 119.2 (5) |
C14—N4—Mn1 | 132.4 (3) | C16—C17—H17 | 120.4 |
C10—N4—Mn1 | 110.9 (3) | C18—C17—H17 | 120.4 |
C15—N5—C19 | 118.1 (4) | C19—C18—C17 | 119.1 (4) |
C15—N5—Mn1 | 127.7 (3) | C19—C18—H18 | 120.5 |
C19—N5—Mn1 | 113.3 (3) | C17—C18—H18 | 120.5 |
C20—N6—C21 | 118.2 (4) | N5—C19—C18 | 121.8 (4) |
C20—N6—Mn1 | 114.7 (3) | N5—C19—C20 | 116.6 (4) |
C21—N6—Mn1 | 127.1 (3) | C18—C19—C20 | 121.6 (4) |
N1—C1—C2 | 124.4 (4) | N6—C20—C19 | 121.0 (4) |
N1—C1—H1 | 117.8 | N6—C20—H20 | 119.5 |
C2—C1—H1 | 117.8 | C19—C20—H20 | 119.5 |
C3—C2—C1 | 118.5 (4) | N6—C21—C21i | 110.0 (4) |
C3—C2—H2 | 120.8 | N6—C21—H21A | 109.7 |
C1—C2—H2 | 120.8 | C21i—C21—H21A | 109.7 |
C2—C3—C4 | 118.5 (4) | N6—C21—H21B | 109.7 |
C2—C3—H3 | 120.8 | C21i—C21—H21B | 109.7 |
C4—C3—H3 | 120.8 | H21A—C21—H21B | 108.2 |
C5—C4—C3 | 118.9 (4) | O4—Cl1—O2 | 112.6 (3) |
C5—C4—H4 | 120.6 | O4—Cl1—O3 | 109.4 (3) |
C3—C4—H4 | 120.6 | O2—Cl1—O3 | 109.3 (3) |
N1—C5—C4 | 123.3 (4) | O4—Cl1—O5 | 110.4 (4) |
N1—C5—C6 | 115.6 (4) | O2—Cl1—O5 | 109.0 (3) |
C4—C5—C6 | 121.1 (4) | O3—Cl1—O5 | 106.0 (3) |
N2—C6—C5 | 118.6 (4) | O7—Cl2—O9 | 107.5 (5) |
N2—C6—H6 | 120.7 | O7—Cl2—O8 | 107.0 (4) |
C5—C6—H6 | 120.7 | O9—Cl2—O8 | 110.0 (3) |
N2—C7—C8 | 106.6 (4) | O7—Cl2—O6 | 108.3 (4) |
N2—C7—H7A | 110.4 | O9—Cl2—O6 | 112.6 (4) |
C8—C7—H7A | 110.4 | O8—Cl2—O6 | 111.3 (3) |
O1—Mn1—N1—C1 | 104.0 (4) | N2—Mn1—N6—C20 | 144.2 (3) |
N6—Mn1—N1—C1 | −55.5 (4) | N5—Mn1—N6—C20 | −0.2 (3) |
N3—Mn1—N1—C1 | −152.0 (3) | N1—Mn1—N6—C20 | 83.1 (3) |
N2—Mn1—N1—C1 | −177.9 (4) | N4—Mn1—N6—C20 | −77.0 (3) |
N5—Mn1—N1—C1 | 19.2 (4) | O1—Mn1—N6—C21 | 171.0 (3) |
N4—Mn1—N1—C1 | 0.5 (5) | N3—Mn1—N6—C21 | 39.8 (3) |
O1—Mn1—N1—C5 | −74.2 (3) | N2—Mn1—N6—C21 | −34.1 (3) |
N6—Mn1—N1—C5 | 126.3 (3) | N5—Mn1—N6—C21 | −178.5 (3) |
N3—Mn1—N1—C5 | 29.8 (4) | N1—Mn1—N6—C21 | −95.2 (3) |
N2—Mn1—N1—C5 | 3.9 (3) | N4—Mn1—N6—C21 | 104.7 (3) |
N5—Mn1—N1—C5 | −159.0 (3) | C5—N1—C1—C2 | 1.6 (6) |
N4—Mn1—N1—C5 | −177.7 (3) | Mn1—N1—C1—C2 | −176.6 (3) |
O1—Mn1—N2—C6 | 96.9 (4) | N1—C1—C2—C3 | −0.6 (7) |
N6—Mn1—N2—C6 | −74.5 (4) | C1—C2—C3—C4 | −1.1 (7) |
N3—Mn1—N2—C6 | −165.3 (4) | C2—C3—C4—C5 | 1.7 (6) |
N5—Mn1—N2—C6 | 26.4 (5) | C1—N1—C5—C4 | −0.9 (6) |
N1—Mn1—N2—C6 | −4.2 (3) | Mn1—N1—C5—C4 | 177.6 (3) |
N4—Mn1—N2—C6 | 176.8 (3) | C1—N1—C5—C6 | 177.9 (4) |
O1—Mn1—N2—C7 | −80.0 (3) | Mn1—N1—C5—C6 | −3.7 (5) |
N6—Mn1—N2—C7 | 108.6 (3) | C3—C4—C5—N1 | −0.8 (7) |
N3—Mn1—N2—C7 | 17.9 (3) | C3—C4—C5—C6 | −179.4 (4) |
N5—Mn1—N2—C7 | −150.4 (3) | C7—N2—C6—C5 | −179.4 (4) |
N1—Mn1—N2—C7 | 179.0 (3) | Mn1—N2—C6—C5 | 3.9 (6) |
N4—Mn1—N2—C7 | −0.1 (4) | N1—C5—C6—N2 | 0.3 (6) |
O1—Mn1—N3—C9 | −79.5 (3) | C4—C5—C6—N2 | 179.1 (4) |
N6—Mn1—N3—C9 | 85.3 (3) | C6—N2—C7—C8 | 139.5 (4) |
N2—Mn1—N3—C9 | −159.2 (4) | Mn1—N2—C7—C8 | −43.6 (4) |
N5—Mn1—N3—C9 | 10.0 (4) | C9—N3—C8—C7 | 133.0 (4) |
N1—Mn1—N3—C9 | 175.7 (3) | Mn1—N3—C8—C7 | −39.0 (4) |
N4—Mn1—N3—C9 | 7.5 (3) | N2—C7—C8—N3 | 51.7 (5) |
O1—Mn1—N3—C8 | 92.2 (3) | C8—N3—C9—C10 | 177.8 (4) |
N6—Mn1—N3—C8 | −103.0 (3) | Mn1—N3—C9—C10 | −10.9 (6) |
N2—Mn1—N3—C8 | 12.5 (3) | C14—N4—C10—C11 | 2.1 (6) |
N5—Mn1—N3—C8 | −178.4 (3) | Mn1—N4—C10—C11 | 179.1 (3) |
N1—Mn1—N3—C8 | −12.7 (4) | C14—N4—C10—C9 | −177.0 (4) |
N4—Mn1—N3—C8 | 179.1 (3) | Mn1—N4—C10—C9 | 0.1 (4) |
O1—Mn1—N4—C14 | −91.4 (4) | N3—C9—C10—N4 | 6.4 (6) |
N6—Mn1—N4—C14 | 70.0 (4) | N3—C9—C10—C11 | −172.6 (4) |
N3—Mn1—N4—C14 | 173.0 (4) | N4—C10—C11—C12 | −3.0 (7) |
N2—Mn1—N4—C14 | −168.5 (4) | C9—C10—C11—C12 | 176.0 (4) |
N5—Mn1—N4—C14 | −5.4 (4) | C10—C11—C12—C13 | 0.9 (7) |
N1—Mn1—N4—C14 | 13.7 (6) | C11—C12—C13—C14 | 1.8 (7) |
O1—Mn1—N4—C10 | 92.2 (3) | C10—N4—C14—C13 | 0.8 (7) |
N6—Mn1—N4—C10 | −106.4 (3) | Mn1—N4—C14—C13 | −175.4 (3) |
N3—Mn1—N4—C10 | −3.4 (3) | C12—C13—C14—N4 | −2.8 (7) |
N2—Mn1—N4—C10 | 15.2 (3) | C19—N5—C15—C16 | −1.0 (6) |
N5—Mn1—N4—C10 | 178.2 (3) | Mn1—N5—C15—C16 | 167.8 (3) |
N1—Mn1—N4—C10 | −162.6 (3) | N5—C15—C16—C17 | 1.6 (7) |
O1—Mn1—N5—C15 | 3.9 (3) | C15—C16—C17—C18 | 0.4 (7) |
N6—Mn1—N5—C15 | −172.5 (4) | C16—C17—C18—C19 | −2.8 (7) |
N3—Mn1—N5—C15 | −88.6 (4) | C15—N5—C19—C18 | −1.6 (6) |
N2—Mn1—N5—C15 | 73.1 (4) | Mn1—N5—C19—C18 | −171.9 (3) |
N1—Mn1—N5—C15 | 101.5 (3) | C15—N5—C19—C20 | 176.5 (4) |
N4—Mn1—N5—C15 | −86.2 (3) | Mn1—N5—C19—C20 | 6.1 (4) |
O1—Mn1—N5—C19 | 173.0 (3) | C17—C18—C19—N5 | 3.5 (7) |
N6—Mn1—N5—C19 | −3.3 (3) | C17—C18—C19—C20 | −174.5 (4) |
N3—Mn1—N5—C19 | 80.6 (3) | C21—N6—C20—C19 | −177.9 (4) |
N2—Mn1—N5—C19 | −117.7 (3) | Mn1—N6—C20—C19 | 3.6 (5) |
N1—Mn1—N5—C19 | −89.3 (3) | N5—C19—C20—N6 | −6.9 (6) |
N4—Mn1—N5—C19 | 82.9 (3) | C18—C19—C20—N6 | 171.2 (4) |
O1—Mn1—N6—C20 | −10.7 (5) | C20—N6—C21—C21i | 102.6 (5) |
N3—Mn1—N6—C20 | −141.9 (3) | Mn1—N6—C21—C21i | −79.2 (5) |
Symmetry code: (i) −x+1, −y, −z. |
D—H···A | D—H | H···A | D···A | D—H···A |
O1—H1A···O3ii | 0.84 (1) | 1.95 (1) | 2.787 (5) | 177 (6) |
O1—H1B···O7iii | 0.84 (1) | 1.92 (2) | 2.721 (6) | 159 (6) |
Symmetry codes: (ii) x+1, y, z; (iii) x, −y+1/2, z−1/2. |
Experimental details
Crystal data | |
Chemical formula | [Mn2(C14H14N4)3(H2O)2](ClO4)4 |
Mr | 1258.59 |
Crystal system, space group | Monoclinic, P21/c |
Temperature (K) | 200 |
a, b, c (Å) | 11.3698 (6), 19.026 (1), 12.8628 (7) |
β (°) | 110.218 (1) |
V (Å3) | 2611.1 (2) |
Z | 2 |
Radiation type | Mo Kα |
µ (mm−1) | 0.77 |
Crystal size (mm) | 0.24 × 0.18 × 0.12 |
Data collection | |
Diffractometer | Bruker SMART 1000 CCD diffractometer |
Absorption correction | Multi-scan (SADABS; Bruker, 2000) |
Tmin, Tmax | 0.873, 1.000 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 19343, 6468, 3281 |
Rint | 0.080 |
(sin θ/λ)max (Å−1) | 0.667 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.062, 0.178, 1.04 |
No. of reflections | 6468 |
No. of parameters | 360 |
No. of restraints | 2 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.82, −0.84 |
Computer programs: SMART (Bruker, 2000), SAINT (Bruker, 2000), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2009).
Mn1—O1 | 2.215 (3) | Mn1—N5 | 2.280 (3) |
Mn1—N6 | 2.257 (3) | Mn1—N1 | 2.504 (3) |
Mn1—N3 | 2.278 (3) | Mn1—N4 | 2.639 (4) |
Mn1—N2 | 2.278 (4) |
D—H···A | D—H | H···A | D···A | D—H···A |
O1—H1A···O3i | 0.840 (10) | 1.947 (12) | 2.787 (5) | 177 (6) |
O1—H1B···O7ii | 0.837 (10) | 1.92 (2) | 2.721 (6) | 159 (6) |
Symmetry codes: (i) x+1, y, z; (ii) x, −y+1/2, z−1/2. |
Acknowledgements
This research was supported by the Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education, Science and Technology (2009–0074570).
References
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The title compound, [Mn2(C14H14N4)2(H2O)2(µ-C14H14N4)](ClO4)4, consists of a structurally centrosymmetric dinuclear MnII complex and four perchlorate anions, and the asymmetric unit contains one half of the formula unit (Fig. 1). In the cationic complex, the two MnII ions are bridged by the symmetry-related tetradentate N,N'-bis(2-pyridylmethylene)ethane-1,2-diamine ligand, thus each Mn ion is seven-coordinated by six N atoms from the two tetradentate ligands and one O atom of the water molecule in an approximately pentagonal-bipyramidal environment, in which the five N1–N5 atoms form the pentagonal plane with O1 and N6 atoms at the apices. The six Mn—N bond lengths are considerably different and lie in the range of 2.257 (3)–2.639 (4) Å (Table 1). The N—Mn1—N chelating angles lie in the range of 66.69 (12)°–74.08 (12)° and the apical O1—Mn1—N6 bond angle is 159.64 (13)°. The crystal structure displays intermolecular π-π interactions between adjacent pyridine rings, with a shortest centroid-centroid distance of 3.784 (3) Å. The component ions interact by means of intermolecular O—H···O hydrogen bonds (Fig. 2 and Table 2).