metal-organic compounds
{4,4′,6,6′-Tetrachloro-2,2′-[2,2-dimethylpropane-1,3-diylbis(nitrilomethanylylidene)]diphenolato}dioxidomolybdenum(VI)
aDepartment of Chemistry, Payame Noor University, PO Box 19395-3697 Tehran, IR of IRAN, and bDepartment of Chemistry, Adam Mickiewicz University, Grunwaldzka 6, 60-780 Poznán, Poland
*Correspondence e-mail: h.kargar@pnu.ac.ir
The 19H16Cl4N2O2)O2], comprises two independent molecules (A and B). The geometry around the MoVI atom is distorted octahedral in each complex molecule, supported by two oxide O atoms and the N2O2 donor atoms of the coordinating ligand. The dihedral angle between the benzene rings is 74.96 (11) Å for molecule A and 76.05 (11) Å for molecule B. In the crystal, the B molecules are linked by pairs of C—H⋯Cl hydrogen bonds, forming inversion dimers. The is further stabilized by C—H⋯π interactions. An interesting feature of the is a Cl⋯Cl contact [3.3748 (18) Å], which is shorter than the sum of the van der Waals radii of Cl atoms (3.50 Å).
of the title compound, [Mo(CRelated literature
For the importance of molybdenum in molybdoenzymes and in coordination chemistry and catalysis, see, for example: Majumdar & Sarkar (2011); Enemark et al. (2004); Mancka & Plass (2007). For background to Schiff base ligands, their complexes with MoO2, and related structures, see, for example: Kia & Fun (2009); Kargar & Kia (2011); Abbasi et al. (2008); Monadi et al. (2009). For standard values of bond lengths, see: Allen et al. (1987). For van der Waals radii, see: Bondi (1964).
Experimental
Crystal data
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Refinement
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Data collection: CrysAlis PRO (Agilent, 2011); cell CrysAlis PRO; data reduction: CrysAlis PRO; program(s) used to solve structure: SIR92 (Altomare et al., 1993); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL and PLATON (Spek, 2009).
Supporting information
https://doi.org/10.1107/S160053681203807X/su2496sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S160053681203807X/su2496Isup2.hkl
The title dioxidomolybdenum (VI) complex was prepared by mixing MoO2(acac)2 with the ligand bis(3,5-dichlorosalicylidene)-2,2-dime thyl-1,3-propandiamine, in a 1:1 molar ratio using 50 ml of methanol as solvent, followed by refluxing the solution for 2 h. The small reddish crystals that formed were filtered off and recrystallized from acetonitrile.
The H-atoms were included in calculated positions and treated as riding atoms: C—H = 0.93, 0.97 and 0.96 Å for CH, CH2 and CH3 H-atoms, respectively, with Uiso (H) = k × Ueq(C), where k = 1.2 for CH, CH2 and 1.5 for CH3.
The element molybdenum is unique among metals due to its varied roles, for instance in the form of bio-catalysts as found in the enzymatic reactions in several natural molybdoproteins (Majumdar & Sarkar, 2011). The coordination chemistry of molybdenum(VI) has attracted considerable attention due to its biological importance (Enemark et al., 2004) and to their application in various catalytic oxidation reactions (Mancka & Plass, 2007). In continuation of our work on the
of Schiff base ligands from different substituted salicylaldehyde and and their complexes (Kargar & Kia, 2011; Kia & Fun, 2009) we synthesized and determined the X-ray structure of the title compound.The
of the title compound comprises two crystallographically independent molecules, A and B, as shown in Fig. 1. Each MoVI centre is coordinated by two oxide O-atoms and by two O and two N atoms of the tetradentate Schiff base ligand in a distorted octahedral configuration. The dihedral angles between the benzene rings in the the two compounds are 74.96 (11) for rings C1-C6 and C12-C17 in A, and 76.05 (11) Å for rings C20-C25 and C31-C36 in B. The bond lengths and angles are within the normal ranges (Allen et al., 1987), and are comparable to those reported for similar structures (Abbasi et al., 2008; Monadi et al., 2009). The Mo1—N1 and Mo2—N3 bond lengths [2.3347 (17) and 2.3391 (17) Å, respectively] are trans to the terminal oxo groups and are significantly longer than the Mo1—N2 and Mo2—N4 bond lengths [2.1547 (18) and 2.1621 (18) Å, respectively]. This can be attributed to the strong trans effect of the oxo group.In the crystal, the B molecules are linked by a pair of C-H···Cl hydrogen bonds to form inversion dimers (Table 1 and Fig. 2). The π interactions (Table 1). An interesting feature of the is a Cl4···Cl4i contact [3.3748 (18) Å; symmetry code: (i)-x, -y, -z+1; see Fig.3], which is shorter than the sum of the van der Waals radii of Cl atoms [3.50 Å; Bondi 1964].
is further stabilized by intermolecular C—H···For the importance of molybdenum in molybdoenzymes and in coordination chemistry and catalysis, see, for example: Majumdar & Sarkar (2011); Enemark et al. (2004); Mancka & Plass (2007). For background to Schiff base ligands, their complexes with MoO2, and related structures, see, for example: Kia & Fun (2009); Kargar & Kia (2011); Abbasi et al. (2008); Monadi et al. (2009). For standard values of bond lengths, see: Allen et al. (1987). For van der Waals radii, see: Bondi (1964).
Data collection: CrysAlis PRO (Agilent, 2011); cell
CrysAlis PRO (Agilent, 2011); data reduction: CrysAlis PRO (Agilent, 2011); program(s) used to solve structure: SIR92 (Altomare et al., 1993); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL (Sheldrick, 2008) and PLATON (Spek, 2009).Fig. 1. The molecular structure of the title compound, showing the atom numbering. Displacement ellipsoids are drawn at the 40% probability level.The H atoms have been omitted for clarity. | |
Fig. 2. A partial view along the a axis of the crystal packing of the title complex, showing the linking of B molecules through intermolecular C—H···Cl interactions (dashed lines; only the H atoms involved in these interactions are shown; see Table 1 for details). | |
Fig. 3. A partial view along the a axis of the crystal packing of the title complex showing the linking of the molecules through intermolecular Cl···Cl interactions (dashed lines). Only the Cl atoms involved in these interactions are shown. |
[Mo(C19H16Cl4N2O2)O2] | F(000) = 2288 |
Mr = 574.08 | Dx = 1.774 Mg m−3 |
Monoclinic, P21/c | Cu Kα radiation, λ = 1.54178 Å |
Hall symbol: -P 2ybc | Cell parameters from 5865 reflections |
a = 12.840 (5) Å | θ = 2.6–65.9° |
b = 15.457 (5) Å | µ = 9.84 mm−1 |
c = 22.173 (5) Å | T = 296 K |
β = 102.397 (5)° | Block, red |
V = 4298 (2) Å3 | 0.42 × 0.21 × 0.11 mm |
Z = 8 |
Agilent Super Nova Atlas CCD area-detector diffractometer | 8626 independent reflections |
Radiation source: fine-focus sealed tube | 8373 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.049 |
φ and ω scans | θmax = 73.8°, θmin = 3.5° |
Absorption correction: multi-scan (CrysAlis PRO; Agilent, 2011) | h = −15→15 |
Tmin = 0.104, Tmax = 0.411 | k = −17→19 |
67900 measured reflections | l = −27→27 |
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)] = 0.027 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.079 | H-atom parameters constrained |
S = 1.07 | w = 1/[σ2(Fo2) + (0.0456P)2 + 2.3531P] where P = (Fo2 + 2Fc2)/3 |
8626 reflections | (Δ/σ)max = 0.004 |
541 parameters | Δρmax = 0.69 e Å−3 |
0 restraints | Δρmin = −0.71 e Å−3 |
[Mo(C19H16Cl4N2O2)O2] | V = 4298 (2) Å3 |
Mr = 574.08 | Z = 8 |
Monoclinic, P21/c | Cu Kα radiation |
a = 12.840 (5) Å | µ = 9.84 mm−1 |
b = 15.457 (5) Å | T = 296 K |
c = 22.173 (5) Å | 0.42 × 0.21 × 0.11 mm |
β = 102.397 (5)° |
Agilent Super Nova Atlas CCD area-detector diffractometer | 8626 independent reflections |
Absorption correction: multi-scan (CrysAlis PRO; Agilent, 2011) | 8373 reflections with I > 2σ(I) |
Tmin = 0.104, Tmax = 0.411 | Rint = 0.049 |
67900 measured reflections |
R[F2 > 2σ(F2)] = 0.027 | 0 restraints |
wR(F2) = 0.079 | H-atom parameters constrained |
S = 1.07 | Δρmax = 0.69 e Å−3 |
8626 reflections | Δρmin = −0.71 e Å−3 |
541 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 > 2sigma(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 | ||
C1 | 0.17569 (16) | −0.08382 (12) | 0.85123 (9) | 0.0310 (4) | |
C2 | 0.16664 (17) | −0.16416 (13) | 0.82008 (10) | 0.0346 (4) | |
C3 | 0.14813 (18) | −0.23973 (14) | 0.84863 (11) | 0.0410 (5) | |
H3A | 0.1460 | −0.2922 | 0.8279 | 0.049* | |
C4 | 0.13259 (19) | −0.23703 (14) | 0.90906 (11) | 0.0413 (5) | |
C5 | 0.13148 (19) | −0.15964 (14) | 0.93932 (10) | 0.0400 (5) | |
H5A | 0.1162 | −0.1583 | 0.9784 | 0.048* | |
C6 | 0.15359 (17) | −0.08231 (13) | 0.91094 (10) | 0.0337 (4) | |
C7 | 0.13849 (17) | −0.00005 (14) | 0.93867 (9) | 0.0346 (4) | |
H7A | 0.0980 | 0.0005 | 0.9688 | 0.041* | |
C8 | 0.13229 (18) | 0.15290 (14) | 0.94477 (9) | 0.0346 (4) | |
H8A | 0.1901 | 0.1922 | 0.9616 | 0.042* | |
H8B | 0.0951 | 0.1395 | 0.9773 | 0.042* | |
C9 | 0.05465 (17) | 0.19803 (13) | 0.89144 (9) | 0.0341 (4) | |
C10 | 0.11182 (17) | 0.23127 (13) | 0.84194 (9) | 0.0337 (4) | |
H10A | 0.0601 | 0.2609 | 0.8104 | 0.040* | |
H10B | 0.1648 | 0.2735 | 0.8608 | 0.040* | |
C11 | 0.14200 (16) | 0.16007 (13) | 0.75311 (9) | 0.0309 (4) | |
H11A | 0.0876 | 0.1955 | 0.7322 | 0.037* | |
C12 | 0.19467 (16) | 0.10359 (13) | 0.71609 (9) | 0.0302 (4) | |
C13 | 0.14309 (17) | 0.08803 (14) | 0.65515 (10) | 0.0360 (4) | |
H13A | 0.0771 | 0.1131 | 0.6392 | 0.043* | |
C14 | 0.19003 (19) | 0.03533 (16) | 0.61842 (10) | 0.0419 (5) | |
C15 | 0.28885 (19) | −0.00147 (15) | 0.64065 (10) | 0.0412 (5) | |
H15A | 0.3196 | −0.0373 | 0.6156 | 0.049* | |
C16 | 0.34122 (17) | 0.01586 (14) | 0.70061 (10) | 0.0356 (4) | |
C17 | 0.29588 (16) | 0.06813 (13) | 0.73944 (9) | 0.0305 (4) | |
C18 | 0.0123 (2) | 0.27872 (17) | 0.91895 (12) | 0.0546 (6) | |
H18A | −0.0366 | 0.3089 | 0.8871 | 0.082* | |
H18B | 0.0708 | 0.3161 | 0.9362 | 0.082* | |
H18C | −0.0238 | 0.2615 | 0.9507 | 0.082* | |
C19 | −0.03728 (18) | 0.13821 (17) | 0.86320 (12) | 0.0464 (5) | |
H19A | −0.0846 | 0.1676 | 0.8301 | 0.070* | |
H19B | −0.0755 | 0.1221 | 0.8942 | 0.070* | |
H19C | −0.0097 | 0.0872 | 0.8474 | 0.070* | |
C20 | 0.79437 (16) | −0.11005 (13) | 0.73736 (9) | 0.0311 (4) | |
C21 | 0.84134 (17) | −0.05532 (14) | 0.70059 (10) | 0.0365 (4) | |
C22 | 0.7898 (2) | −0.03316 (15) | 0.64125 (10) | 0.0420 (5) | |
H22A | 0.8217 | 0.0043 | 0.6178 | 0.050* | |
C23 | 0.6901 (2) | −0.06753 (16) | 0.61735 (10) | 0.0433 (5) | |
C24 | 0.64186 (18) | −0.12314 (15) | 0.65155 (10) | 0.0381 (5) | |
H24A | 0.5757 | −0.1472 | 0.6343 | 0.046* | |
C25 | 0.69258 (16) | −0.14329 (13) | 0.71208 (9) | 0.0320 (4) | |
C26 | 0.63802 (16) | −0.20147 (13) | 0.74708 (9) | 0.0325 (4) | |
H26A | 0.5836 | −0.2359 | 0.7249 | 0.039* | |
C27 | 0.60340 (17) | −0.27598 (13) | 0.83301 (9) | 0.0344 (4) | |
H27A | 0.6549 | −0.3197 | 0.8512 | 0.041* | |
H27B | 0.5519 | −0.3035 | 0.8002 | 0.041* | |
C28 | 0.54491 (17) | −0.24485 (14) | 0.88253 (9) | 0.0355 (4) | |
C29 | 0.62282 (18) | −0.20500 (14) | 0.93808 (9) | 0.0376 (4) | |
H29A | 0.5852 | −0.1936 | 0.9708 | 0.045* | |
H29B | 0.6792 | −0.2462 | 0.9536 | 0.045* | |
C30 | 0.63214 (17) | −0.05162 (15) | 0.93682 (9) | 0.0353 (4) | |
H30A | 0.5898 | −0.0539 | 0.9660 | 0.042* | |
C31 | 0.64975 (16) | 0.03220 (14) | 0.91217 (10) | 0.0351 (4) | |
C32 | 0.62645 (18) | 0.10783 (16) | 0.94214 (10) | 0.0416 (5) | |
H32A | 0.6087 | 0.1044 | 0.9806 | 0.050* | |
C33 | 0.63006 (19) | 0.18659 (15) | 0.91419 (12) | 0.0456 (5) | |
C34 | 0.64964 (19) | 0.19296 (15) | 0.85511 (11) | 0.0436 (5) | |
H34A | 0.6496 | 0.2468 | 0.8363 | 0.052* | |
C35 | 0.66914 (17) | 0.11924 (14) | 0.82456 (10) | 0.0364 (4) | |
C36 | 0.67446 (15) | 0.03693 (13) | 0.85286 (9) | 0.0317 (4) | |
C38 | 0.4984 (2) | −0.32662 (17) | 0.90572 (12) | 0.0532 (6) | |
H38A | 0.4492 | −0.3533 | 0.8721 | 0.080* | |
H38B | 0.4619 | −0.3114 | 0.9377 | 0.080* | |
H38C | 0.5551 | −0.3663 | 0.9218 | 0.080* | |
C37 | 0.45606 (18) | −0.18178 (17) | 0.85567 (11) | 0.0463 (5) | |
H37A | 0.4086 | −0.2082 | 0.8212 | 0.070* | |
H37B | 0.4863 | −0.1304 | 0.8421 | 0.070* | |
H37C | 0.4173 | −0.1669 | 0.8867 | 0.070* | |
Cl1 | 0.18472 (5) | −0.16526 (4) | 0.74514 (2) | 0.04789 (13) | |
Cl2 | 0.11438 (6) | −0.33336 (4) | 0.94560 (3) | 0.05803 (16) | |
Cl3 | 0.46752 (5) | −0.02498 (5) | 0.72795 (3) | 0.05550 (16) | |
Cl4 | 0.12400 (7) | 0.01570 (6) | 0.54286 (3) | 0.0760 (2) | |
Cl5 | 0.96740 (5) | −0.01532 (5) | 0.73031 (3) | 0.05583 (15) | |
Cl6 | 0.62383 (7) | −0.03848 (6) | 0.54341 (3) | 0.0740 (2) | |
Cl7 | 0.69243 (5) | 0.12454 (4) | 0.75088 (3) | 0.04899 (14) | |
Cl8 | 0.60902 (7) | 0.28117 (4) | 0.95216 (4) | 0.06755 (19) | |
Mo1 | 0.299788 (11) | 0.081572 (10) | 0.872639 (6) | 0.02889 (6) | |
Mo2 | 0.794884 (11) | −0.129710 (10) | 0.869804 (6) | 0.02901 (6) | |
N1 | 0.16496 (13) | 0.16445 (10) | 0.81190 (7) | 0.0292 (3) | |
N2 | 0.17682 (14) | 0.07280 (11) | 0.92494 (7) | 0.0306 (3) | |
N3 | 0.65943 (13) | −0.20844 (10) | 0.80556 (7) | 0.0302 (3) | |
N4 | 0.67046 (14) | −0.12383 (11) | 0.92171 (8) | 0.0328 (4) | |
O1 | 0.20034 (11) | −0.01417 (9) | 0.82432 (6) | 0.0321 (3) | |
O2 | 0.35171 (11) | 0.08671 (10) | 0.79643 (6) | 0.0345 (3) | |
O3 | 0.37760 (13) | 0.00636 (11) | 0.91758 (7) | 0.0426 (3) | |
O4 | 0.34222 (13) | 0.17771 (11) | 0.90720 (7) | 0.0438 (4) | |
O5 | 0.84832 (11) | −0.13193 (10) | 0.79391 (7) | 0.0349 (3) | |
O6 | 0.69758 (11) | −0.03127 (9) | 0.82394 (6) | 0.0334 (3) | |
O7 | 0.83513 (13) | −0.22723 (10) | 0.90255 (7) | 0.0438 (4) | |
O8 | 0.87368 (12) | −0.05671 (10) | 0.91652 (7) | 0.0399 (3) |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0297 (9) | 0.0297 (9) | 0.0318 (10) | −0.0012 (7) | 0.0024 (8) | 0.0012 (7) |
C2 | 0.0362 (10) | 0.0337 (10) | 0.0331 (10) | −0.0008 (8) | 0.0056 (8) | −0.0025 (8) |
C3 | 0.0444 (12) | 0.0312 (10) | 0.0472 (12) | −0.0033 (9) | 0.0089 (10) | −0.0030 (9) |
C4 | 0.0442 (12) | 0.0318 (10) | 0.0483 (12) | −0.0044 (9) | 0.0106 (10) | 0.0072 (9) |
C5 | 0.0479 (12) | 0.0362 (11) | 0.0386 (11) | −0.0040 (9) | 0.0150 (9) | 0.0054 (9) |
C6 | 0.0367 (10) | 0.0306 (10) | 0.0340 (10) | −0.0015 (8) | 0.0082 (8) | 0.0021 (8) |
C7 | 0.0402 (11) | 0.0374 (10) | 0.0264 (9) | −0.0009 (8) | 0.0080 (8) | 0.0007 (8) |
C8 | 0.0441 (11) | 0.0333 (10) | 0.0277 (9) | 0.0003 (8) | 0.0103 (8) | −0.0050 (8) |
C9 | 0.0398 (11) | 0.0323 (10) | 0.0320 (10) | 0.0034 (8) | 0.0118 (8) | −0.0016 (8) |
C10 | 0.0410 (11) | 0.0273 (9) | 0.0344 (10) | 0.0025 (8) | 0.0116 (8) | 0.0004 (7) |
C11 | 0.0315 (9) | 0.0309 (9) | 0.0302 (9) | 0.0000 (7) | 0.0064 (7) | 0.0037 (7) |
C12 | 0.0323 (9) | 0.0309 (9) | 0.0284 (9) | −0.0039 (8) | 0.0084 (7) | 0.0009 (7) |
C13 | 0.0353 (10) | 0.0399 (11) | 0.0309 (10) | −0.0010 (8) | 0.0031 (8) | 0.0004 (8) |
C14 | 0.0478 (12) | 0.0462 (12) | 0.0305 (10) | −0.0037 (10) | 0.0056 (9) | −0.0080 (9) |
C15 | 0.0488 (12) | 0.0396 (11) | 0.0370 (11) | 0.0020 (9) | 0.0133 (9) | −0.0060 (9) |
C16 | 0.0367 (10) | 0.0344 (10) | 0.0370 (10) | 0.0014 (8) | 0.0110 (8) | 0.0028 (8) |
C17 | 0.0317 (9) | 0.0318 (9) | 0.0287 (9) | −0.0046 (8) | 0.0082 (7) | 0.0028 (7) |
C18 | 0.0760 (18) | 0.0450 (13) | 0.0497 (14) | 0.0188 (12) | 0.0286 (13) | −0.0016 (11) |
C19 | 0.0382 (12) | 0.0511 (13) | 0.0502 (13) | −0.0033 (10) | 0.0096 (10) | 0.0049 (10) |
C20 | 0.0328 (10) | 0.0323 (9) | 0.0290 (9) | 0.0049 (8) | 0.0080 (8) | −0.0032 (7) |
C21 | 0.0386 (11) | 0.0360 (10) | 0.0366 (10) | −0.0023 (8) | 0.0118 (9) | −0.0039 (8) |
C22 | 0.0535 (13) | 0.0401 (11) | 0.0350 (11) | −0.0023 (10) | 0.0152 (10) | 0.0007 (9) |
C23 | 0.0523 (13) | 0.0499 (13) | 0.0271 (10) | 0.0042 (10) | 0.0072 (9) | 0.0008 (9) |
C24 | 0.0373 (11) | 0.0462 (12) | 0.0295 (10) | 0.0012 (9) | 0.0040 (8) | −0.0059 (8) |
C25 | 0.0333 (10) | 0.0348 (10) | 0.0284 (9) | 0.0027 (8) | 0.0078 (8) | −0.0035 (8) |
C26 | 0.0307 (9) | 0.0353 (10) | 0.0309 (9) | −0.0013 (8) | 0.0055 (8) | −0.0064 (8) |
C27 | 0.0395 (11) | 0.0303 (9) | 0.0336 (10) | −0.0044 (8) | 0.0087 (8) | −0.0032 (8) |
C28 | 0.0385 (11) | 0.0383 (10) | 0.0311 (10) | −0.0057 (8) | 0.0103 (8) | −0.0004 (8) |
C29 | 0.0447 (11) | 0.0409 (11) | 0.0271 (9) | −0.0057 (9) | 0.0077 (8) | 0.0014 (8) |
C30 | 0.0370 (10) | 0.0431 (11) | 0.0255 (9) | −0.0003 (9) | 0.0063 (8) | −0.0041 (8) |
C31 | 0.0346 (10) | 0.0356 (10) | 0.0338 (10) | 0.0030 (8) | 0.0043 (8) | −0.0045 (8) |
C32 | 0.0417 (11) | 0.0458 (12) | 0.0375 (11) | 0.0069 (10) | 0.0089 (9) | −0.0110 (9) |
C33 | 0.0451 (12) | 0.0380 (11) | 0.0512 (13) | 0.0072 (9) | 0.0049 (10) | −0.0136 (10) |
C34 | 0.0456 (12) | 0.0335 (11) | 0.0489 (13) | 0.0050 (9) | 0.0041 (10) | −0.0013 (9) |
C35 | 0.0365 (11) | 0.0362 (10) | 0.0340 (10) | 0.0018 (8) | 0.0019 (8) | −0.0002 (8) |
C36 | 0.0304 (9) | 0.0330 (10) | 0.0289 (9) | 0.0026 (7) | 0.0002 (7) | −0.0039 (8) |
C38 | 0.0687 (16) | 0.0512 (14) | 0.0424 (13) | −0.0226 (12) | 0.0181 (12) | 0.0013 (10) |
C37 | 0.0374 (11) | 0.0546 (14) | 0.0461 (12) | 0.0021 (10) | 0.0071 (9) | −0.0067 (11) |
Cl1 | 0.0667 (4) | 0.0424 (3) | 0.0350 (3) | −0.0004 (2) | 0.0116 (2) | −0.0073 (2) |
Cl2 | 0.0819 (4) | 0.0338 (3) | 0.0620 (4) | −0.0099 (3) | 0.0235 (3) | 0.0082 (2) |
Cl3 | 0.0450 (3) | 0.0685 (4) | 0.0535 (3) | 0.0216 (3) | 0.0118 (3) | 0.0018 (3) |
Cl4 | 0.0759 (5) | 0.1024 (6) | 0.0406 (3) | 0.0152 (4) | −0.0076 (3) | −0.0307 (4) |
Cl5 | 0.0453 (3) | 0.0663 (4) | 0.0554 (3) | −0.0197 (3) | 0.0098 (3) | 0.0007 (3) |
Cl6 | 0.0823 (5) | 0.0978 (6) | 0.0345 (3) | −0.0080 (4) | −0.0035 (3) | 0.0180 (3) |
Cl7 | 0.0658 (4) | 0.0432 (3) | 0.0377 (3) | 0.0011 (2) | 0.0105 (2) | 0.0072 (2) |
Cl8 | 0.0860 (5) | 0.0460 (3) | 0.0697 (4) | 0.0152 (3) | 0.0148 (4) | −0.0221 (3) |
Mo1 | 0.02827 (9) | 0.03244 (9) | 0.02461 (9) | −0.00161 (5) | 0.00267 (6) | −0.00068 (5) |
Mo2 | 0.02898 (9) | 0.03137 (9) | 0.02493 (9) | 0.00155 (5) | 0.00191 (6) | −0.00017 (5) |
N1 | 0.0310 (8) | 0.0272 (8) | 0.0301 (8) | −0.0017 (6) | 0.0082 (6) | 0.0002 (6) |
N2 | 0.0367 (9) | 0.0304 (8) | 0.0238 (8) | −0.0002 (6) | 0.0044 (6) | −0.0016 (6) |
N3 | 0.0315 (8) | 0.0292 (8) | 0.0301 (8) | 0.0013 (6) | 0.0071 (6) | −0.0024 (6) |
N4 | 0.0357 (9) | 0.0368 (9) | 0.0245 (8) | −0.0019 (7) | 0.0030 (7) | −0.0010 (6) |
O1 | 0.0389 (7) | 0.0301 (7) | 0.0269 (6) | −0.0051 (6) | 0.0060 (5) | 0.0003 (5) |
O2 | 0.0287 (7) | 0.0453 (8) | 0.0292 (7) | −0.0027 (6) | 0.0056 (5) | 0.0006 (6) |
O3 | 0.0407 (8) | 0.0527 (9) | 0.0323 (7) | 0.0086 (7) | 0.0031 (6) | 0.0048 (7) |
O4 | 0.0448 (9) | 0.0439 (8) | 0.0407 (8) | −0.0096 (7) | 0.0044 (7) | −0.0090 (7) |
O5 | 0.0291 (7) | 0.0444 (8) | 0.0305 (7) | 0.0035 (6) | 0.0050 (6) | −0.0004 (6) |
O6 | 0.0392 (7) | 0.0331 (7) | 0.0264 (6) | 0.0071 (6) | 0.0040 (5) | −0.0011 (5) |
O7 | 0.0459 (9) | 0.0393 (8) | 0.0430 (8) | 0.0063 (7) | 0.0021 (7) | 0.0051 (7) |
O8 | 0.0409 (8) | 0.0456 (8) | 0.0307 (7) | −0.0071 (7) | 0.0020 (6) | −0.0024 (6) |
C1—O1 | 1.302 (2) | C22—H22A | 0.9300 |
C1—C6 | 1.413 (3) | C23—C24 | 1.378 (3) |
C1—C2 | 1.414 (3) | C23—Cl6 | 1.736 (2) |
C2—C3 | 1.373 (3) | C24—C25 | 1.395 (3) |
C2—Cl1 | 1.727 (2) | C24—H24A | 0.9300 |
C3—C4 | 1.397 (3) | C25—C26 | 1.461 (3) |
C3—H3A | 0.9300 | C26—N3 | 1.271 (3) |
C4—C5 | 1.373 (3) | C26—H26A | 0.9300 |
C4—Cl2 | 1.735 (2) | C27—N3 | 1.472 (3) |
C5—C6 | 1.408 (3) | C27—C28 | 1.535 (3) |
C5—H5A | 0.9300 | C27—H27A | 0.9700 |
C6—C7 | 1.443 (3) | C27—H27B | 0.9700 |
C7—N2 | 1.291 (3) | C28—C37 | 1.522 (3) |
C7—H7A | 0.9300 | C28—C38 | 1.533 (3) |
C8—N2 | 1.470 (3) | C28—C29 | 1.539 (3) |
C8—C9 | 1.540 (3) | C29—N4 | 1.475 (3) |
C8—H8A | 0.9700 | C29—H29A | 0.9700 |
C8—H8B | 0.9700 | C29—H29B | 0.9700 |
C9—C19 | 1.524 (3) | C30—N4 | 1.293 (3) |
C9—C10 | 1.534 (3) | C30—C31 | 1.443 (3) |
C9—C18 | 1.538 (3) | C30—H30A | 0.9300 |
C10—N1 | 1.473 (2) | C31—C32 | 1.408 (3) |
C10—H10A | 0.9700 | C31—C36 | 1.419 (3) |
C10—H10B | 0.9700 | C32—C33 | 1.371 (4) |
C11—N1 | 1.275 (3) | C32—H32A | 0.9300 |
C11—C12 | 1.460 (3) | C33—C34 | 1.389 (4) |
C11—H11A | 0.9300 | C33—Cl8 | 1.737 (2) |
C12—C13 | 1.392 (3) | C34—C35 | 1.376 (3) |
C12—C17 | 1.403 (3) | C34—H34A | 0.9300 |
C13—C14 | 1.379 (3) | C35—C36 | 1.414 (3) |
C13—H13A | 0.9300 | C35—Cl7 | 1.725 (2) |
C14—C15 | 1.381 (3) | C36—O6 | 1.301 (2) |
C14—Cl4 | 1.734 (2) | C38—H38A | 0.9600 |
C15—C16 | 1.381 (3) | C38—H38B | 0.9600 |
C15—H15A | 0.9300 | C38—H38C | 0.9600 |
C16—C17 | 1.396 (3) | C37—H37A | 0.9600 |
C16—Cl3 | 1.724 (2) | C37—H37B | 0.9600 |
C17—O2 | 1.343 (2) | C37—H37C | 0.9600 |
C18—H18A | 0.9600 | Mo1—O4 | 1.7068 (16) |
C18—H18B | 0.9600 | Mo1—O3 | 1.7075 (16) |
C18—H18C | 0.9600 | Mo1—O2 | 1.9467 (15) |
C19—H19A | 0.9600 | Mo1—O1 | 2.0931 (14) |
C19—H19B | 0.9600 | Mo1—N2 | 2.1547 (18) |
C19—H19C | 0.9600 | Mo1—N1 | 2.3347 (17) |
C20—O5 | 1.339 (2) | Mo2—O7 | 1.7045 (16) |
C20—C21 | 1.398 (3) | Mo2—O8 | 1.7088 (15) |
C20—C25 | 1.404 (3) | Mo2—O5 | 1.9493 (15) |
C21—C22 | 1.383 (3) | Mo2—O6 | 2.0893 (14) |
C21—Cl5 | 1.726 (2) | Mo2—N4 | 2.1621 (18) |
C22—C23 | 1.383 (3) | Mo2—N3 | 2.3391 (17) |
O1—C1—C6 | 122.22 (18) | C28—C27—H27A | 108.4 |
O1—C1—C2 | 120.33 (18) | N3—C27—H27B | 108.4 |
C6—C1—C2 | 117.41 (18) | C28—C27—H27B | 108.4 |
C3—C2—C1 | 121.8 (2) | H27A—C27—H27B | 107.5 |
C3—C2—Cl1 | 120.50 (17) | C37—C28—C38 | 110.3 (2) |
C1—C2—Cl1 | 117.70 (16) | C37—C28—C27 | 111.21 (18) |
C2—C3—C4 | 119.4 (2) | C38—C28—C27 | 105.49 (18) |
C2—C3—H3A | 120.3 | C37—C28—C29 | 111.15 (19) |
C4—C3—H3A | 120.3 | C38—C28—C29 | 107.14 (18) |
C5—C4—C3 | 120.9 (2) | C27—C28—C29 | 111.36 (18) |
C5—C4—Cl2 | 120.20 (18) | N4—C29—C28 | 112.10 (16) |
C3—C4—Cl2 | 118.92 (17) | N4—C29—H29A | 109.2 |
C4—C5—C6 | 119.8 (2) | C28—C29—H29A | 109.2 |
C4—C5—H5A | 120.1 | N4—C29—H29B | 109.2 |
C6—C5—H5A | 120.1 | C28—C29—H29B | 109.2 |
C5—C6—C1 | 120.35 (19) | H29A—C29—H29B | 107.9 |
C5—C6—C7 | 119.94 (19) | N4—C30—C31 | 125.29 (19) |
C1—C6—C7 | 119.09 (18) | N4—C30—H30A | 117.4 |
N2—C7—C6 | 125.10 (19) | C31—C30—H30A | 117.4 |
N2—C7—H7A | 117.4 | C32—C31—C36 | 120.5 (2) |
C6—C7—H7A | 117.4 | C32—C31—C30 | 120.0 (2) |
N2—C8—C9 | 112.39 (16) | C36—C31—C30 | 118.80 (18) |
N2—C8—H8A | 109.1 | C33—C32—C31 | 119.5 (2) |
C9—C8—H8A | 109.1 | C33—C32—H32A | 120.2 |
N2—C8—H8B | 109.1 | C31—C32—H32A | 120.2 |
C9—C8—H8B | 109.1 | C32—C33—C34 | 121.3 (2) |
H8A—C8—H8B | 107.9 | C32—C33—Cl8 | 120.28 (19) |
C19—C9—C10 | 110.89 (18) | C34—C33—Cl8 | 118.42 (19) |
C19—C9—C18 | 110.3 (2) | C35—C34—C33 | 119.6 (2) |
C10—C9—C18 | 106.04 (18) | C35—C34—H34A | 120.2 |
C19—C9—C8 | 110.93 (18) | C33—C34—H34A | 120.2 |
C10—C9—C8 | 111.76 (17) | C34—C35—C36 | 121.6 (2) |
C18—C9—C8 | 106.77 (18) | C34—C35—Cl7 | 120.93 (18) |
N1—C10—C9 | 115.33 (16) | C36—C35—Cl7 | 117.48 (16) |
N1—C10—H10A | 108.4 | O6—C36—C35 | 120.32 (18) |
C9—C10—H10A | 108.4 | O6—C36—C31 | 122.35 (18) |
N1—C10—H10B | 108.4 | C35—C36—C31 | 117.29 (18) |
C9—C10—H10B | 108.4 | C28—C38—H38A | 109.5 |
H10A—C10—H10B | 107.5 | C28—C38—H38B | 109.5 |
N1—C11—C12 | 124.97 (18) | H38A—C38—H38B | 109.5 |
N1—C11—H11A | 117.5 | C28—C38—H38C | 109.5 |
C12—C11—H11A | 117.5 | H38A—C38—H38C | 109.5 |
C13—C12—C17 | 120.04 (18) | H38B—C38—H38C | 109.5 |
C13—C12—C11 | 117.89 (18) | C28—C37—H37A | 109.5 |
C17—C12—C11 | 122.03 (18) | C28—C37—H37B | 109.5 |
C14—C13—C12 | 119.9 (2) | H37A—C37—H37B | 109.5 |
C14—C13—H13A | 120.1 | C28—C37—H37C | 109.5 |
C12—C13—H13A | 120.1 | H37A—C37—H37C | 109.5 |
C13—C14—C15 | 121.1 (2) | H37B—C37—H37C | 109.5 |
C13—C14—Cl4 | 119.27 (18) | O4—Mo1—O3 | 103.91 (8) |
C15—C14—Cl4 | 119.58 (17) | O4—Mo1—O2 | 102.62 (7) |
C16—C15—C14 | 118.9 (2) | O3—Mo1—O2 | 105.53 (7) |
C16—C15—H15A | 120.5 | O4—Mo1—O1 | 161.13 (7) |
C14—C15—H15A | 120.5 | O3—Mo1—O1 | 91.92 (8) |
C15—C16—C17 | 121.6 (2) | O2—Mo1—O1 | 82.50 (6) |
C15—C16—Cl3 | 119.61 (17) | O4—Mo1—N2 | 90.76 (7) |
C17—C16—Cl3 | 118.72 (16) | O3—Mo1—N2 | 92.73 (7) |
O2—C17—C16 | 119.67 (18) | O2—Mo1—N2 | 153.75 (6) |
O2—C17—C12 | 121.91 (18) | O1—Mo1—N2 | 78.11 (6) |
C16—C17—C12 | 118.33 (18) | O4—Mo1—N1 | 84.66 (7) |
C9—C18—H18A | 109.5 | O3—Mo1—N1 | 168.18 (7) |
C9—C18—H18B | 109.5 | O2—Mo1—N1 | 80.02 (6) |
H18A—C18—H18B | 109.5 | O1—Mo1—N1 | 78.31 (6) |
C9—C18—H18C | 109.5 | N2—Mo1—N1 | 78.86 (6) |
H18A—C18—H18C | 109.5 | O7—Mo2—O8 | 103.88 (8) |
H18B—C18—H18C | 109.5 | O7—Mo2—O5 | 102.80 (7) |
C9—C19—H19A | 109.5 | O8—Mo2—O5 | 105.23 (7) |
C9—C19—H19B | 109.5 | O7—Mo2—O6 | 161.15 (7) |
H19A—C19—H19B | 109.5 | O8—Mo2—O6 | 91.63 (7) |
C9—C19—H19C | 109.5 | O5—Mo2—O6 | 82.94 (6) |
H19A—C19—H19C | 109.5 | O7—Mo2—N4 | 90.08 (7) |
H19B—C19—H19C | 109.5 | O8—Mo2—N4 | 93.36 (7) |
O5—C20—C21 | 119.83 (19) | O5—Mo2—N4 | 153.84 (6) |
O5—C20—C25 | 122.10 (18) | O6—Mo2—N4 | 78.20 (6) |
C21—C20—C25 | 118.01 (19) | O7—Mo2—N3 | 85.25 (7) |
C22—C21—C20 | 121.8 (2) | O8—Mo2—N3 | 168.18 (7) |
C22—C21—Cl5 | 119.51 (17) | O5—Mo2—N3 | 79.55 (6) |
C20—C21—Cl5 | 118.73 (17) | O6—Mo2—N3 | 78.10 (6) |
C23—C22—C21 | 119.0 (2) | N4—Mo2—N3 | 78.94 (6) |
C23—C22—H22A | 120.5 | C11—N1—C10 | 118.13 (17) |
C21—C22—H22A | 120.5 | C11—N1—Mo1 | 122.73 (13) |
C24—C23—C22 | 121.2 (2) | C10—N1—Mo1 | 118.80 (12) |
C24—C23—Cl6 | 119.62 (19) | C7—N2—C8 | 118.14 (18) |
C22—C23—Cl6 | 119.22 (18) | C7—N2—Mo1 | 122.83 (14) |
C23—C24—C25 | 119.8 (2) | C8—N2—Mo1 | 119.01 (13) |
C23—C24—H24A | 120.1 | C26—N3—C27 | 117.66 (17) |
C25—C24—H24A | 120.1 | C26—N3—Mo2 | 123.15 (14) |
C24—C25—C20 | 120.29 (19) | C27—N3—Mo2 | 118.86 (12) |
C24—C25—C26 | 118.05 (19) | C30—N4—C29 | 118.01 (18) |
C20—C25—C26 | 121.63 (18) | C30—N4—Mo2 | 122.70 (15) |
N3—C26—C25 | 124.80 (18) | C29—N4—Mo2 | 119.22 (13) |
N3—C26—H26A | 117.6 | C1—O1—Mo1 | 122.11 (12) |
C25—C26—H26A | 117.6 | C17—O2—Mo1 | 126.50 (12) |
N3—C27—C28 | 115.55 (16) | C20—O5—Mo2 | 126.63 (12) |
N3—C27—H27A | 108.4 | C36—O6—Mo2 | 121.74 (12) |
O1—C1—C2—C3 | 175.4 (2) | C12—C11—N1—C10 | 173.77 (18) |
C6—C1—C2—C3 | −6.7 (3) | C12—C11—N1—Mo1 | 0.5 (3) |
O1—C1—C2—Cl1 | −2.2 (3) | C9—C10—N1—C11 | 126.2 (2) |
C6—C1—C2—Cl1 | 175.74 (15) | C9—C10—N1—Mo1 | −60.2 (2) |
C1—C2—C3—C4 | 3.2 (3) | O4—Mo1—N1—C11 | 129.88 (16) |
Cl1—C2—C3—C4 | −179.30 (18) | O3—Mo1—N1—C11 | −93.0 (3) |
C2—C3—C4—C5 | 2.5 (4) | O2—Mo1—N1—C11 | 26.04 (15) |
C2—C3—C4—Cl2 | −177.56 (18) | O1—Mo1—N1—C11 | −58.29 (15) |
C3—C4—C5—C6 | −4.5 (4) | N2—Mo1—N1—C11 | −138.29 (16) |
Cl2—C4—C5—C6 | 175.64 (18) | O4—Mo1—N1—C10 | −43.37 (14) |
C4—C5—C6—C1 | 0.7 (3) | O3—Mo1—N1—C10 | 93.7 (3) |
C4—C5—C6—C7 | 171.6 (2) | O2—Mo1—N1—C10 | −147.21 (14) |
O1—C1—C6—C5 | −177.4 (2) | O1—Mo1—N1—C10 | 128.47 (14) |
C2—C1—C6—C5 | 4.7 (3) | N2—Mo1—N1—C10 | 48.47 (13) |
O1—C1—C6—C7 | 11.6 (3) | C6—C7—N2—C8 | 164.3 (2) |
C2—C1—C6—C7 | −166.30 (19) | C6—C7—N2—Mo1 | −14.2 (3) |
C5—C6—C7—N2 | 164.3 (2) | C9—C8—N2—C7 | −102.7 (2) |
C1—C6—C7—N2 | −24.7 (3) | C9—C8—N2—Mo1 | 75.8 (2) |
N2—C8—C9—C19 | 58.3 (2) | O4—Mo1—N2—C7 | −152.81 (17) |
N2—C8—C9—C10 | −66.0 (2) | O3—Mo1—N2—C7 | −48.85 (17) |
N2—C8—C9—C18 | 178.51 (19) | O2—Mo1—N2—C7 | 85.8 (2) |
C19—C9—C10—N1 | −64.0 (2) | O1—Mo1—N2—C7 | 42.54 (16) |
C18—C9—C10—N1 | 176.33 (19) | N1—Mo1—N2—C7 | 122.78 (17) |
C8—C9—C10—N1 | 60.4 (2) | O4—Mo1—N2—C8 | 28.72 (15) |
N1—C11—C12—C13 | 162.51 (19) | O3—Mo1—N2—C8 | 132.69 (15) |
N1—C11—C12—C17 | −19.9 (3) | O2—Mo1—N2—C8 | −92.67 (19) |
C17—C12—C13—C14 | 2.2 (3) | O1—Mo1—N2—C8 | −135.92 (15) |
C11—C12—C13—C14 | 179.79 (19) | N1—Mo1—N2—C8 | −55.69 (14) |
C12—C13—C14—C15 | −1.1 (3) | C25—C26—N3—C27 | −174.48 (18) |
C12—C13—C14—Cl4 | 179.31 (17) | C25—C26—N3—Mo2 | −1.1 (3) |
C13—C14—C15—C16 | −0.6 (4) | C28—C27—N3—C26 | −126.1 (2) |
Cl4—C14—C15—C16 | 178.99 (18) | C28—C27—N3—Mo2 | 60.2 (2) |
C14—C15—C16—C17 | 1.2 (3) | O7—Mo2—N3—C26 | −129.83 (17) |
C14—C15—C16—Cl3 | −176.71 (18) | O8—Mo2—N3—C26 | 89.1 (3) |
C15—C16—C17—O2 | −176.79 (19) | O5—Mo2—N3—C26 | −25.86 (16) |
Cl3—C16—C17—O2 | 1.2 (3) | O6—Mo2—N3—C26 | 59.05 (16) |
C15—C16—C17—C12 | −0.2 (3) | N4—Mo2—N3—C26 | 139.16 (17) |
Cl3—C16—C17—C12 | 177.76 (15) | O7—Mo2—N3—C27 | 43.50 (14) |
C13—C12—C17—O2 | 175.00 (18) | O8—Mo2—N3—C27 | −97.5 (3) |
C11—C12—C17—O2 | −2.5 (3) | O5—Mo2—N3—C27 | 147.47 (14) |
C13—C12—C17—C16 | −1.5 (3) | O6—Mo2—N3—C27 | −127.63 (14) |
C11—C12—C17—C16 | −179.01 (18) | N4—Mo2—N3—C27 | −47.51 (13) |
O5—C20—C21—C22 | 178.03 (19) | C31—C30—N4—C29 | −164.04 (19) |
C25—C20—C21—C22 | 0.7 (3) | C31—C30—N4—Mo2 | 12.8 (3) |
O5—C20—C21—Cl5 | −1.5 (3) | C28—C29—N4—C30 | 101.2 (2) |
C25—C20—C21—Cl5 | −178.87 (15) | C28—C29—N4—Mo2 | −75.8 (2) |
C20—C21—C22—C23 | −1.3 (3) | O7—Mo2—N4—C30 | 152.99 (17) |
Cl5—C21—C22—C23 | 178.23 (18) | O8—Mo2—N4—C30 | 49.08 (17) |
C21—C22—C23—C24 | −0.1 (4) | O5—Mo2—N4—C30 | −86.7 (2) |
C21—C22—C23—Cl6 | 178.85 (18) | O6—Mo2—N4—C30 | −41.89 (16) |
C22—C23—C24—C25 | 2.1 (3) | N3—Mo2—N4—C30 | −121.87 (17) |
Cl6—C23—C24—C25 | −176.87 (17) | O7—Mo2—N4—C29 | −30.24 (15) |
C23—C24—C25—C20 | −2.7 (3) | O8—Mo2—N4—C29 | −134.14 (15) |
C23—C24—C25—C26 | 179.1 (2) | O5—Mo2—N4—C29 | 90.1 (2) |
O5—C20—C25—C24 | −175.97 (18) | O6—Mo2—N4—C29 | 134.89 (15) |
C21—C20—C25—C24 | 1.3 (3) | N3—Mo2—N4—C29 | 54.90 (14) |
O5—C20—C25—C26 | 2.2 (3) | C6—C1—O1—Mo1 | 39.7 (3) |
C21—C20—C25—C26 | 179.52 (18) | C2—C1—O1—Mo1 | −142.49 (16) |
C24—C25—C26—N3 | −161.2 (2) | O4—Mo1—O1—C1 | −110.6 (2) |
C20—C25—C26—N3 | 20.6 (3) | O3—Mo1—O1—C1 | 36.71 (15) |
N3—C27—C28—C37 | 63.1 (2) | O2—Mo1—O1—C1 | 142.12 (15) |
N3—C27—C28—C38 | −177.35 (19) | N2—Mo1—O1—C1 | −55.68 (15) |
N3—C27—C28—C29 | −61.5 (2) | N1—Mo1—O1—C1 | −136.58 (15) |
C37—C28—C29—N4 | −57.7 (2) | C16—C17—O2—Mo1 | −133.78 (16) |
C38—C28—C29—N4 | −178.25 (19) | C12—C17—O2—Mo1 | 49.8 (2) |
C27—C28—C29—N4 | 66.9 (2) | O4—Mo1—O2—C17 | −132.81 (16) |
N4—C30—C31—C32 | −164.6 (2) | O3—Mo1—O2—C17 | 118.66 (16) |
N4—C30—C31—C36 | 25.2 (3) | O1—Mo1—O2—C17 | 28.74 (16) |
C36—C31—C32—C33 | −1.4 (3) | N2—Mo1—O2—C17 | −13.8 (2) |
C30—C31—C32—C33 | −171.5 (2) | N1—Mo1—O2—C17 | −50.63 (16) |
C31—C32—C33—C34 | 4.1 (4) | C21—C20—O5—Mo2 | 132.65 (17) |
C31—C32—C33—Cl8 | −176.35 (18) | C25—C20—O5—Mo2 | −50.1 (3) |
C32—C33—C34—C35 | −2.1 (4) | O7—Mo2—O5—C20 | 133.49 (16) |
Cl8—C33—C34—C35 | 178.43 (18) | O8—Mo2—O5—C20 | −118.05 (17) |
C33—C34—C35—C36 | −2.8 (3) | O6—Mo2—O5—C20 | −28.27 (16) |
C33—C34—C35—Cl7 | 179.34 (18) | N4—Mo2—O5—C20 | 15.7 (3) |
C34—C35—C36—O6 | −177.0 (2) | N3—Mo2—O5—C20 | 50.86 (16) |
Cl7—C35—C36—O6 | 0.9 (3) | C35—C36—O6—Mo2 | 141.28 (16) |
C34—C35—C36—C31 | 5.3 (3) | C31—C36—O6—Mo2 | −41.2 (2) |
Cl7—C35—C36—C31 | −176.78 (15) | O7—Mo2—O6—C36 | 108.9 (2) |
C32—C31—C36—O6 | 179.22 (19) | O8—Mo2—O6—C36 | −36.78 (16) |
C30—C31—C36—O6 | −10.6 (3) | O5—Mo2—O6—C36 | −141.92 (16) |
C32—C31—C36—C35 | −3.2 (3) | N4—Mo2—O6—C36 | 56.31 (15) |
C30—C31—C36—C35 | 167.01 (19) | N3—Mo2—O6—C36 | 137.32 (16) |
Cg1 is the centroid of the C20–C25 ring in molecule B and Cg2 is the centroid of the C12–C17 ring in molecule A. |
D—H···A | D—H | H···A | D···A | D—H···A |
C38—H38B···Cl8i | 0.96 | 2.82 | 3.767 (3) | 168 |
C10—H10B···Cg1ii | 0.97 | 2.66 | 3.433 (3) | 136 |
C27—H27A···Cg2iii | 0.97 | 2.55 | 3.363 (3) | 141 |
Symmetry codes: (i) −x+1, −y, −z+2; (ii) −x+1, y+1/2, −z+3/2; (iii) −x+1, y−1/2, −z+3/2. |
Experimental details
Crystal data | |
Chemical formula | [Mo(C19H16Cl4N2O2)O2] |
Mr | 574.08 |
Crystal system, space group | Monoclinic, P21/c |
Temperature (K) | 296 |
a, b, c (Å) | 12.840 (5), 15.457 (5), 22.173 (5) |
β (°) | 102.397 (5) |
V (Å3) | 4298 (2) |
Z | 8 |
Radiation type | Cu Kα |
µ (mm−1) | 9.84 |
Crystal size (mm) | 0.42 × 0.21 × 0.11 |
Data collection | |
Diffractometer | Agilent Super Nova Atlas CCD area-detector |
Absorption correction | Multi-scan (CrysAlis PRO; Agilent, 2011) |
Tmin, Tmax | 0.104, 0.411 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 67900, 8626, 8373 |
Rint | 0.049 |
(sin θ/λ)max (Å−1) | 0.623 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.027, 0.079, 1.07 |
No. of reflections | 8626 |
No. of parameters | 541 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.69, −0.71 |
Computer programs: CrysAlis PRO (Agilent, 2011), SIR92 (Altomare et al., 1993), SHELXL97 (Sheldrick, 2008), SHELXTL (Sheldrick, 2008) and PLATON (Spek, 2009).
Cg1 is the centroid of the C20–C25 ring in molecule B and Cg2 is the centroid of the C12–C17 ring in molecule A. |
D—H···A | D—H | H···A | D···A | D—H···A |
C38—H38B···Cl8i | 0.96 | 2.82 | 3.767 (3) | 168 |
C10—H10B···Cg1ii | 0.97 | 2.66 | 3.433 (3) | 136 |
C27—H27A···Cg2iii | 0.97 | 2.55 | 3.363 (3) | 141 |
Symmetry codes: (i) −x+1, −y, −z+2; (ii) −x+1, y+1/2, −z+3/2; (iii) −x+1, y−1/2, −z+3/2. |
Acknowledgements
HK thanks PNU for financial support. MK thanks Adam Mickiewicz University for the use of the diffractometer facility.
References
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This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited.
The element molybdenum is unique among metals due to its varied roles, for instance in the form of bio-catalysts as found in the enzymatic reactions in several natural molybdoproteins (Majumdar & Sarkar, 2011). The coordination chemistry of molybdenum(VI) has attracted considerable attention due to its biological importance (Enemark et al., 2004) and to their application in various catalytic oxidation reactions (Mancka & Plass, 2007). In continuation of our work on the crystal structure of Schiff base ligands from different substituted salicylaldehyde and amines and their complexes (Kargar & Kia, 2011; Kia & Fun, 2009) we synthesized and determined the X-ray structure of the title compound.
The asymmetric unit of the title compound comprises two crystallographically independent molecules, A and B, as shown in Fig. 1. Each MoVI centre is coordinated by two oxide O-atoms and by two O and two N atoms of the tetradentate Schiff base ligand in a distorted octahedral configuration. The dihedral angles between the benzene rings in the the two compounds are 74.96 (11) for rings C1-C6 and C12-C17 in A, and 76.05 (11) Å for rings C20-C25 and C31-C36 in B. The bond lengths and angles are within the normal ranges (Allen et al., 1987), and are comparable to those reported for similar structures (Abbasi et al., 2008; Monadi et al., 2009). The Mo1—N1 and Mo2—N3 bond lengths [2.3347 (17) and 2.3391 (17) Å, respectively] are trans to the terminal oxo groups and are significantly longer than the Mo1—N2 and Mo2—N4 bond lengths [2.1547 (18) and 2.1621 (18) Å, respectively]. This can be attributed to the strong trans effect of the oxo group.
In the crystal, the B molecules are linked by a pair of C-H···Cl hydrogen bonds to form inversion dimers (Table 1 and Fig. 2). The crystal structure is further stabilized by intermolecular C—H···π interactions (Table 1). An interesting feature of the crystal structure is a Cl4···Cl4i contact [3.3748 (18) Å; symmetry code: (i)-x, -y, -z+1; see Fig.3], which is shorter than the sum of the van der Waals radii of Cl atoms [3.50 Å; Bondi 1964].