metal-organic compounds
The doubly deprotonated (C7H5NO2) groups in the title compound, [Nb2O(C7H5NO2)2(C2H5O)4], use the phenoxy O and imino N atoms to chelate to one Nb atom and the oximato O atom to bond to the other Nb atom; the two Nb atoms are six-coordinate in an octahedral geometry.
Supporting information
Crystallographic Information File (CIF) https://doi.org/10.1107/S1600536803027673/ci6314sup1.cif | |
Structure factor file (CIF format) https://doi.org/10.1107/S1600536803027673/ci6314Isup2.hkl |
CCDC reference: 231817
Computing details top
Data collection: SMART (Bruker, 2001); cell refinement: SMART; data reduction: SAINT (Bruker, 2001); program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: ORTEPII (Johnson, 1976); software used to prepare material for publication: SHELXL97.
µ-Oxo-bis{diethoxy[salicylaldoximato(2-)]niobium(V)} top
Crystal data top
[Nb2O(C7H5NO2)2(C2H5O)4] | Z = 2 |
Mr = 652.30 | F(000) = 660 |
Triclinic, P1 | Dx = 1.622 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 10.8119 (7) Å | Cell parameters from 7063 reflections |
b = 12.1443 (8) Å | θ = 2.3–26.6° |
c = 12.2344 (8) Å | µ = 0.91 mm−1 |
α = 63.679 (1)° | T = 173 K |
β = 68.124 (1)° | Block, orange |
γ = 79.095 (1)° | 0.50 × 0.50 × 0.20 mm |
V = 1335.63 (15) Å3 |
Data collection top
Siemens P4/CCD area-detector diffractometer | 5367 independent reflections |
Radiation source: normal-focus sealed tube | 4675 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.017 |
φ and ω scans | θmax = 26.6°, θmin = 1.9° |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | h = −13→13 |
Tmin = 0.660, Tmax = 0.831 | k = −14→15 |
16798 measured reflections | l = −15→15 |
Refinement top
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)] = 0.021 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.060 | H-atom parameters constrained |
S = 1.03 | w = 1/[σ2(Fo2) + (0.0412P)2] where P = (Fo2 + 2Fc2)/3 |
5367 reflections | (Δ/σ)max < 0.001 |
316 parameters | Δρmax = 0.62 e Å−3 |
0 restraints | Δρmin = −0.55 e Å−3 |
Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
x | y | z | Uiso*/Ueq | ||
Nb1 | 0.75546 (2) | 0.87056 (2) | 0.79634 (2) | 0.02052 (6) | |
Nb2 | 0.65168 (2) | 0.69048 (2) | 0.69061 (2) | 0.02242 (6) | |
O1 | 0.7807 (1) | 1.0484 (1) | 0.7272 (1) | 0.0268 (3) | |
O2 | 0.5722 (1) | 0.8671 (1) | 0.6444 (1) | 0.0268 (3) | |
O3 | 0.8970 (1) | 0.8118 (1) | 0.8659 (1) | 0.0293 (3) | |
O4 | 0.6085 (1) | 0.8696 (1) | 0.9418 (1) | 0.0303 (3) | |
O5 | 0.6755 (1) | 0.7086 (1) | 0.5160 (1) | 0.0283 (3) | |
O6 | 0.8875 (1) | 0.8543 (1) | 0.6304 (1) | 0.0283 (3) | |
O7 | 0.4845 (2) | 0.6164 (1) | 0.7792 (1) | 0.0329 (3) | |
O8 | 0.7638 (2) | 0.5480 (1) | 0.7291 (2) | 0.0400 (4) | |
O9 | 0.6862 (1) | 0.7241 (1) | 0.8165 (1) | 0.0241 (3) | |
N1 | 0.6278 (2) | 0.9519 (2) | 0.6591 (2) | 0.0233 (3) | |
N2 | 0.8409 (2) | 0.8103 (2) | 0.5659 (2) | 0.0246 (3) | |
C1 | 0.7379 (2) | 1.1602 (2) | 0.6549 (2) | 0.0240 (4) | |
C2 | 0.7737 (2) | 1.2666 (2) | 0.6538 (2) | 0.0303 (5) | |
C3 | 0.7329 (2) | 1.3823 (2) | 0.5793 (2) | 0.0348 (5) | |
C4 | 0.6588 (2) | 1.3948 (2) | 0.5020 (2) | 0.0377 (5) | |
C5 | 0.6221 (2) | 1.2907 (2) | 0.5027 (2) | 0.0334 (5) | |
C6 | 0.6584 (2) | 1.1714 (2) | 0.5814 (2) | 0.0249 (4) | |
C7 | 0.6099 (2) | 1.0653 (2) | 0.5839 (2) | 0.0258 (4) | |
C8 | 1.0185 (2) | 0.7399 (2) | 0.8542 (3) | 0.0440 (6) | |
C9 | 1.1381 (3) | 0.8181 (3) | 0.7710 (3) | 0.0688 (9) | |
C10 | 0.4794 (3) | 0.8235 (3) | 1.0240 (3) | 0.0560 (7) | |
C11 | 0.3731 (3) | 0.8863 (3) | 0.9657 (3) | 0.0610 (8) | |
C12 | 0.7526 (2) | 0.7595 (2) | 0.3909 (2) | 0.0246 (4) | |
C13 | 0.7176 (2) | 0.7470 (2) | 0.2971 (2) | 0.0278 (4) | |
C14 | 0.7968 (2) | 0.7960 (2) | 0.1680 (2) | 0.0336 (5) | |
C15 | 0.9115 (2) | 0.8585 (2) | 0.1296 (2) | 0.0354 (5) | |
C16 | 0.9458 (2) | 0.8747 (2) | 0.2206 (2) | 0.0312 (5) | |
C17 | 0.8669 (2) | 0.8258 (2) | 0.3528 (2) | 0.0252 (4) | |
C18 | 0.9036 (2) | 0.8515 (2) | 0.4432 (2) | 0.0259 (4) | |
C19 | 0.3888 (3) | 0.5384 (3) | 0.8896 (2) | 0.0486 (7) | |
C20 | 0.3118 (3) | 0.4742 (3) | 0.8548 (3) | 0.0537 (7) | |
C21 | 0.8616 (3) | 0.4881 (3) | 0.7906 (3) | 0.0529 (7) | |
C22 | 0.9938 (3) | 0.4998 (3) | 0.6927 (3) | 0.0730 (9) | |
H2 | 0.8260 | 1.2591 | 0.7044 | 0.036* | |
H3 | 0.7556 | 1.4533 | 0.5808 | 0.042* | |
H4 | 0.6335 | 1.4742 | 0.4491 | 0.045* | |
H5 | 0.5720 | 1.2997 | 0.4497 | 0.040* | |
H7 | 0.5623 | 1.0803 | 0.5269 | 0.031* | |
H8a | 1.0162 | 0.6832 | 0.8168 | 0.053* | |
H8b | 1.0261 | 0.6897 | 0.9411 | 0.053* | |
H9a | 1.2189 | 0.7655 | 0.7657 | 0.103* | |
H9b | 1.1417 | 0.8734 | 0.8086 | 0.103* | |
H9c | 1.1320 | 0.8667 | 0.6843 | 0.103* | |
H10a | 0.4577 | 0.8330 | 1.1055 | 0.067* | |
H10b | 0.4806 | 0.7345 | 1.0456 | 0.067* | |
H11a | 0.2869 | 0.8510 | 1.0269 | 0.092* | |
H11b | 0.3923 | 0.8751 | 0.8863 | 0.092* | |
H11c | 0.3701 | 0.9742 | 0.9454 | 0.092* | |
H13 | 0.6393 | 0.7049 | 0.3221 | 0.033* | |
H14 | 0.7725 | 0.7868 | 0.1055 | 0.040* | |
H15 | 0.9664 | 0.8901 | 0.0415 | 0.043* | |
H16 | 1.0229 | 0.9191 | 0.1937 | 0.037* | |
H18 | 0.9780 | 0.9016 | 0.4093 | 0.031* | |
H19a | 0.3260 | 0.5874 | 0.9349 | 0.058* | |
H19b | 0.4340 | 0.4762 | 0.9493 | 0.058* | |
H20a | 0.2456 | 0.4216 | 0.9335 | 0.081* | |
H20b | 0.3735 | 0.4238 | 0.8123 | 0.081* | |
H20c | 0.2665 | 0.5356 | 0.7962 | 0.081* | |
H21a | 0.8411 | 0.4001 | 0.8439 | 0.063* | |
H21b | 0.8605 | 0.5258 | 0.8480 | 0.063* | |
H22a | 1.0609 | 0.4585 | 0.7351 | 0.109* | |
H22b | 1.0141 | 0.5870 | 0.6407 | 0.109* | |
H22c | 0.9946 | 0.4616 | 0.6366 | 0.109* |
Atomic displacement parameters (Å2) top
U11 | U22 | U33 | U12 | U13 | U23 | |
Nb1 | 0.0220 (1) | 0.0245 (1) | 0.0177 (1) | −0.0026 (1) | −0.0066 (1) | −0.0100 (1) |
Nb2 | 0.0247 (1) | 0.0253 (1) | 0.0190 (1) | −0.0063 (1) | −0.0050 (1) | −0.0102 (1) |
O1 | 0.030 (1) | 0.027 (1) | 0.028 (1) | −0.005 (1) | −0.013 (1) | −0.011 (1) |
O2 | 0.028 (1) | 0.027 (1) | 0.034 (1) | −0.005 (1) | −0.015 (1) | −0.013 (1) |
O3 | 0.029 (1) | 0.038 (1) | 0.028 (1) | 0.003 (1) | −0.014 (1) | −0.017 (1) |
O4 | 0.028 (1) | 0.039 (1) | 0.025 (1) | −0.002 (1) | −0.003 (1) | −0.018 (1) |
O5 | 0.029 (1) | 0.037 (1) | 0.022 (1) | −0.011 (1) | −0.005 (1) | −0.014 (1) |
O6 | 0.024 (1) | 0.044 (1) | 0.024 (1) | −0.010 (1) | −0.005 (1) | −0.020 (1) |
O7 | 0.037 (1) | 0.033 (1) | 0.026 (1) | −0.017 (1) | −0.003 (1) | −0.010 (1) |
O8 | 0.051 (1) | 0.036 (1) | 0.049 (1) | 0.009 (1) | −0.028 (1) | −0.025 (1) |
O9 | 0.029 (1) | 0.024 (1) | 0.017 (1) | −0.005 (1) | −0.006 (1) | −0.007 (1) |
N1 | 0.023 (1) | 0.027 (1) | 0.025 (1) | −0.005 (1) | −0.008 (1) | −0.013 (1) |
N2 | 0.023 (1) | 0.034 (1) | 0.022 (1) | −0.005 (1) | −0.006 (1) | −0.016 (1) |
C1 | 0.023 (1) | 0.027 (1) | 0.022 (1) | −0.003 (1) | −0.003 (1) | −0.012 (1) |
C2 | 0.033 (1) | 0.032 (1) | 0.030 (1) | −0.006 (1) | −0.008 (1) | −0.016 (1) |
C3 | 0.037 (1) | 0.029 (1) | 0.042 (1) | −0.005 (1) | −0.008 (1) | −0.020 (1) |
C4 | 0.039 (1) | 0.025 (1) | 0.045 (1) | 0.002 (1) | −0.015 (1) | −0.010 (1) |
C5 | 0.032 (1) | 0.031 (1) | 0.038 (1) | 0.000 (1) | −0.016 (1) | −0.012 (1) |
C6 | 0.024 (1) | 0.025 (1) | 0.026 (1) | −0.002 (1) | −0.007 (1) | −0.011 (1) |
C7 | 0.024 (1) | 0.030 (1) | 0.027 (1) | −0.001 (1) | −0.012 (1) | −0.012 (1) |
C8 | 0.038 (1) | 0.042 (1) | 0.059 (2) | 0.010 (1) | −0.025 (1) | −0.023 (1) |
C9 | 0.034 (2) | 0.057 (2) | 0.094 (2) | 0.005 (1) | −0.004 (2) | −0.029 (2) |
C10 | 0.033 (1) | 0.072 (2) | 0.037 (1) | −0.008 (1) | 0.004 (1) | −0.010 (1) |
C11 | 0.032 (1) | 0.087 (2) | 0.060 (2) | −0.003 (1) | −0.007 (1) | −0.033 (2) |
C12 | 0.028 (1) | 0.026 (1) | 0.021 (1) | −0.002 (1) | −0.006 (1) | −0.012 (1) |
C13 | 0.035 (1) | 0.027 (1) | 0.026 (1) | −0.004 (1) | −0.012 (1) | −0.012 (1) |
C14 | 0.050 (1) | 0.033 (1) | 0.025 (1) | −0.005 (1) | −0.014 (1) | −0.014 (1) |
C15 | 0.048 (1) | 0.038 (1) | 0.019 (1) | −0.010 (1) | −0.005 (1) | −0.011 (1) |
C16 | 0.034 (1) | 0.037 (1) | 0.023 (1) | −0.009 (1) | −0.004 (1) | −0.013 (1) |
C17 | 0.027 (1) | 0.029 (1) | 0.021 (1) | −0.003 (1) | −0.007 (1) | −0.012 (1) |
C18 | 0.023 (1) | 0.033 (1) | 0.023 (1) | −0.006 (1) | −0.004 (1) | −0.013 (1) |
C19 | 0.054 (2) | 0.059 (2) | 0.029 (1) | −0.036 (1) | −0.005 (1) | −0.008 (1) |
C20 | 0.065 (2) | 0.049 (2) | 0.045 (2) | −0.035 (1) | −0.023 (1) | −0.001 (1) |
C21 | 0.056 (2) | 0.055 (2) | 0.052 (2) | 0.003 (1) | −0.021 (1) | −0.025 (1) |
C22 | 0.063 (2) | 0.078 (2) | 0.074 (2) | 0.005 (2) | −0.017 (2) | −0.034 (2) |
Geometric parameters (Å, º) top
Nb1—O1 | 1.971 (1) | C15—C16 | 1.395 (3) |
Nb1—O3 | 1.896 (1) | C16—C17 | 1.416 (3) |
Nb1—O4 | 1.890 (1) | C17—C18 | 1.470 (3) |
Nb1—O6 | 2.071 (1) | C19—C20 | 1.512 (3) |
Nb1—O9 | 1.940 (1) | C21—C22 | 1.465 (4) |
Nb1—N1 | 2.333 (2) | C2—H2 | 0.95 |
Nb2—O2 | 2.061 (1) | C3—H3 | 0.95 |
Nb2—O5 | 1.969 (1) | C4—H4 | 0.95 |
Nb2—O7 | 1.882 (2) | C5—H5 | 0.95 |
Nb2—O8 | 1.897 (2) | C7—H7 | 0.95 |
Nb2—O9 | 1.930 (1) | C8—H8a | 0.99 |
Nb2—N2 | 2.337 (2) | C8—H8b | 0.99 |
O1—C1 | 1.357 (2) | C9—H9a | 0.98 |
O2—N1 | 1.390 (2) | C9—H9b | 0.98 |
O3—C8 | 1.430 (3) | C9—H9c | 0.98 |
O4—C10 | 1.423 (3) | C10—H10a | 0.99 |
O5—C12 | 1.350 (2) | C10—H10b | 0.99 |
O6—N2 | 1.391 (2) | C11—H11a | 0.98 |
O7—C19 | 1.409 (3) | C11—H11b | 0.98 |
O8—C21 | 1.425 (3) | C11—H11c | 0.98 |
N1—C7 | 1.299 (3) | C13—H13 | 0.95 |
N2—C18 | 1.291 (2) | C14—H14 | 0.95 |
C1—C2 | 1.410 (3) | C15—H15 | 0.95 |
C1—C6 | 1.412 (3) | C16—H16 | 0.95 |
C2—C3 | 1.389 (3) | C18—H18 | 0.95 |
C3—C4 | 1.397 (3) | C19—H19a | 0.99 |
C4—C5 | 1.390 (3) | C19—H19b | 0.99 |
C5—C6 | 1.418 (3) | C20—H20a | 0.98 |
C6—C7 | 1.464 (3) | C20—H20b | 0.98 |
C8—C9 | 1.495 (4) | C20—H20c | 0.98 |
C10—C11 | 1.485 (4) | C21—H21a | 0.99 |
C12—C13 | 1.410 (3) | C21—H21b | 0.99 |
C12—C17 | 1.416 (3) | C22—H22a | 0.98 |
C13—C14 | 1.391 (3) | C22—H22b | 0.98 |
C14—C15 | 1.393 (3) | C22—H22c | 0.98 |
O1—Nb1—O3 | 98.7 (1) | N2—C18—C17 | 124.1 (2) |
O1—Nb1—O4 | 93.4 (1) | O7—C19—C20 | 111.6 (2) |
O1—Nb1—O6 | 93.9 (1) | O8—C21—C22 | 109.6 (2) |
O1—Nb1—O9 | 155.8 (1) | C3—C2—H2 | 119.8 |
O1—Nb1—N1 | 78.1 (1) | C1—C2—H2 | 119.8 |
O3—Nb1—O4 | 102.2 (1) | C2—C3—H3 | 119.8 |
O3—Nb1—O6 | 86.9 (1) | C4—C3—H3 | 119.8 |
O3—Nb1—O9 | 104.6 (1) | C5—C4—H4 | 120.1 |
O3—Nb1—N1 | 164.7 (1) | C3—C4—H4 | 120.1 |
O4—Nb1—O6 | 167.4 (1) | C4—C5—H5 | 119.5 |
O4—Nb1—O9 | 87.8 (1) | C6—C5—H5 | 119.5 |
O4—Nb1—N1 | 93.0 (1) | N1—C7—H7 | 117.9 |
O6—Nb1—O9 | 81.3 (1) | C6—C7—H7 | 117.9 |
O6—Nb1—N1 | 78.4 (1) | O3—C8—H8a | 109.2 |
O9—Nb1—N1 | 77.7 (1) | C9—C8—H8a | 109.2 |
O2—Nb2—O5 | 89.0 (1) | O3—C8—H8b | 109.2 |
O2—Nb2—O7 | 94.2 (1) | C9—C8—H8b | 109.2 |
O2—Nb2—O8 | 164.8 (1) | H8a—C8—H8b | 107.9 |
O2—Nb2—O9 | 81.9 (1) | C8—C9—H9a | 109.5 |
O2—Nb2—N2 | 77.3 (1) | C8—C9—H9b | 109.5 |
O5—Nb2—O7 | 99.3 (1) | H9a—C9—H9b | 109.5 |
O5—Nb2—O8 | 95.3 (1) | C8—C9—H9c | 109.5 |
O5—Nb2—O9 | 155.5 (1) | H9a—C9—H9c | 109.5 |
O5—Nb2—N2 | 78.0 (1) | H9b—C9—H9c | 109.5 |
O7—Nb2—O8 | 99.5 (1) | O4—C10—H10a | 108.9 |
O7—Nb2—O9 | 104.0 (1) | C11—C10—H10a | 108.9 |
O7—Nb2—N2 | 171.0 (1) | O4—C10—H10b | 108.9 |
O8—Nb2—O9 | 88.3 (1) | C11—C10—H10b | 108.9 |
O8—Nb2—N2 | 89.3 (1) | H10a—C10—H10b | 107.7 |
O9—Nb2—N2 | 77.9 (1) | C10—C11—H11a | 109.5 |
C1—O1—Nb1 | 142.9 (1) | C10—C11—H11b | 109.5 |
N1—O2—Nb2 | 119.2 (1) | H11a—C11—H11b | 109.5 |
C8—O3—Nb1 | 141.9 (1) | C10—C11—H11c | 109.5 |
C10—O4—Nb1 | 145.5 (2) | H11a—C11—H11c | 109.5 |
C12—O5—Nb2 | 143.5 (1) | H11b—C11—H11c | 109.5 |
N2—O6—Nb1 | 118.5 (1) | C14—C13—H13 | 119.8 |
C19—O7—Nb2 | 153.0 (2) | C12—C13—H13 | 119.8 |
C21—O8—Nb2 | 143.7 (2) | C13—C14—H14 | 119.7 |
Nb2—O9—Nb1 | 129.4 (1) | C15—C14—H14 | 119.7 |
C7—N1—O2 | 113.7 (2) | C16—C15—H15 | 120.1 |
C7—N1—Nb1 | 129.9 (1) | C14—C15—H15 | 120.1 |
O2—N1—Nb1 | 116.1 (1) | C15—C16—H16 | 119.6 |
C18—N2—O6 | 113.7 (2) | C17—C16—H16 | 119.6 |
C18—N2—Nb2 | 130.2 (1) | N2—C18—H18 | 118.0 |
O6—N2—Nb2 | 115.8 (1) | C17—C18—H18 | 118.0 |
O1—C1—C2 | 119.2 (2) | O7—C19—H19a | 109.3 |
O1—C1—C6 | 121.1 (2) | C20—C19—H19a | 109.3 |
C2—C1—C6 | 119.7 (2) | O7—C19—H19b | 109.3 |
C3—C2—C1 | 120.4 (2) | C20—C19—H19b | 109.3 |
C2—C3—C4 | 120.4 (2) | H19a—C19—H19b | 108.0 |
C5—C4—C3 | 119.8 (2) | C19—C20—H20a | 109.5 |
C4—C5—C6 | 121.0 (2) | C19—C20—H20b | 109.5 |
C1—C6—C5 | 118.6 (2) | H20a—C20—H20b | 109.5 |
C1—C6—C7 | 123.0 (2) | C19—C20—H20c | 109.5 |
C5—C6—C7 | 118.4 (2) | H20a—C20—H20c | 109.5 |
N1—C7—C6 | 124.1 (2) | H20b—C20—H20c | 109.5 |
O3—C8—C9 | 112.1 (2) | O8—C21—H21a | 109.8 |
O4—C10—C11 | 113.3 (2) | C22—C21—H21a | 109.8 |
O5—C12—C13 | 119.1 (2) | O8—C21—H21b | 109.8 |
O5—C12—C17 | 121.2 (2) | C22—C21—H21b | 109.8 |
C13—C12—C17 | 119.7 (2) | H21a—C21—H21b | 108.2 |
C14—C13—C12 | 120.4 (2) | C21—C22—H22a | 109.5 |
C13—C14—C15 | 120.5 (2) | C21—C22—H22b | 109.5 |
C16—C15—C14 | 119.9 (2) | H22a—C22—H22b | 109.5 |
C15—C16—C17 | 120.8 (2) | C21—C22—H22c | 109.5 |
C16—C17—C12 | 118.7 (2) | H22a—C22—H22c | 109.5 |
C16—C17—C18 | 118.4 (2) | H22b—C22—H22c | 109.5 |
C12—C17—C18 | 122.8 (2) | ||
O4—Nb1—O1—C1 | −84.3 (2) | O6—Nb1—N1—C7 | −94.2 (2) |
O3—Nb1—O1—C1 | 172.8 (2) | O4—Nb1—N1—O2 | −92.1 (1) |
O9—Nb1—O1—C1 | 8.0 (3) | O3—Nb1—N1—O2 | 95.6 (2) |
O6—Nb1—O1—C1 | 85.4 (2) | O9—Nb1—N1—O2 | −4.9 (1) |
N1—Nb1—O1—C1 | 8.1 (2) | O1—Nb1—N1—O2 | 175.1 (1) |
O7—Nb2—O2—N1 | 135.8 (1) | O6—Nb1—N1—O2 | 78.6 (1) |
O8—Nb2—O2—N1 | −18.2 (3) | Nb1—O6—N2—C18 | 151.1 (1) |
O9—Nb2—O2—N1 | 32.2 (1) | Nb1—O6—N2—Nb2 | −23.4 (2) |
O5—Nb2—O2—N1 | −125.0 (1) | O8—Nb2—N2—C18 | 95.5 (2) |
N2—Nb2—O2—N1 | −47.1 (1) | O9—Nb2—N2—C18 | −176.0 (2) |
O4—Nb1—O3—C8 | 146.3 (2) | O5—Nb2—N2—C18 | 0.0 (2) |
O9—Nb1—O3—C8 | 55.3 (2) | O2—Nb2—N2—C18 | −91.8 (2) |
O1—Nb1—O3—C8 | −118.3 (2) | O8—Nb2—N2—O6 | −91.1 (1) |
O6—Nb1—O3—C8 | −24.9 (2) | O9—Nb2—N2—O6 | −2.7 (1) |
N1—Nb1—O3—C8 | −41.6 (4) | O5—Nb2—N2—O6 | 173.3 (1) |
O3—Nb1—O4—C10 | −121.7 (3) | O2—Nb2—N2—O6 | 81.6 (1) |
O9—Nb1—O4—C10 | −17.3 (3) | Nb1—O1—C1—C2 | 167.8 (2) |
O1—Nb1—O4—C10 | 138.6 (3) | Nb1—O1—C1—C6 | −12.1 (3) |
O6—Nb1—O4—C10 | 13.4 (5) | O1—C1—C2—C3 | 179.1 (2) |
N1—Nb1—O4—C10 | 60.3 (3) | C6—C1—C2—C3 | −1.0 (3) |
O7—Nb2—O5—C12 | 170.9 (2) | C1—C2—C3—C4 | −1.6 (3) |
O8—Nb2—O5—C12 | −88.6 (2) | C2—C3—C4—C5 | 2.0 (3) |
O9—Nb2—O5—C12 | 8.9 (3) | C3—C4—C5—C6 | 0.3 (3) |
O2—Nb2—O5—C12 | 76.8 (2) | O1—C1—C6—C5 | −176.9 (2) |
N2—Nb2—O5—C12 | −0.4 (2) | C2—C1—C6—C5 | 3.2 (3) |
O4—Nb1—O6—N2 | 3.8 (3) | O1—C1—C6—C7 | 4.0 (3) |
O3—Nb1—O6—N2 | 140.2 (1) | C2—C1—C6—C7 | −175.9 (2) |
O9—Nb1—O6—N2 | 34.9 (1) | C4—C5—C6—C1 | −2.8 (3) |
O1—Nb1—O6—N2 | −121.2 (1) | C4—C5—C6—C7 | 176.3 (2) |
N1—Nb1—O6—N2 | −44.2 (1) | O2—N1—C7—C6 | 179.8 (2) |
O8—Nb2—O7—C19 | 52.5 (3) | Nb1—N1—C7—C6 | −7.3 (3) |
O9—Nb2—O7—C19 | −38.1 (4) | C1—C6—C7—N1 | 4.5 (3) |
O5—Nb2—O7—C19 | 149.5 (3) | C5—C6—C7—N1 | −174.6 (2) |
O2—Nb2—O7—C19 | −120.8 (3) | Nb1—O3—C8—C9 | 97.3 (3) |
O7—Nb2—O8—C21 | −118.6 (3) | Nb1—O4—C10—C11 | −76.9 (4) |
O9—Nb2—O8—C21 | −14.6 (3) | Nb2—O5—C12—C13 | −176.7 (2) |
O5—Nb2—O8—C21 | 141.1 (3) | Nb2—O5—C12—C17 | 2.8 (3) |
O2—Nb2—O8—C21 | 35.2 (4) | O5—C12—C13—C14 | −178.5 (2) |
N2—Nb2—O8—C21 | 63.3 (3) | C17—C12—C13—C14 | 2.0 (3) |
O7—Nb2—O9—Nb1 | −136.1 (1) | C12—C13—C14—C15 | −0.3 (3) |
O8—Nb2—O9—Nb1 | 124.6 (1) | C13—C14—C15—C16 | −1.5 (3) |
O5—Nb2—O9—Nb1 | 25.5 (2) | C14—C15—C16—C17 | 1.5 (3) |
O2—Nb2—O9—Nb1 | −43.8 (1) | C15—C16—C17—C12 | 0.2 (3) |
N2—Nb2—O9—Nb1 | 34.9 (1) | C15—C16—C17—C18 | −176.6 (2) |
O4—Nb1—O9—Nb2 | 128.6 (1) | O5—C12—C17—C16 | 178.5 (2) |
O3—Nb1—O9—Nb2 | −129.4 (1) | C13—C12—C17—C16 | −2.0 (3) |
O1—Nb1—O9—Nb2 | 35.1 (2) | O5—C12—C17—C18 | −4.7 (3) |
O6—Nb1—O9—Nb2 | −44.9 (1) | C13—C12—C17—C18 | 174.8 (2) |
N1—Nb1—O9—Nb2 | 35.0 (1) | O6—N2—C18—C17 | −175.4 (2) |
Nb2—O2—N1—C7 | 154.2 (1) | Nb2—N2—C18—C17 | −2.0 (3) |
Nb2—O2—N1—Nb1 | −19.8 (2) | C16—C17—C18—N2 | −178.8 (2) |
O4—Nb1—N1—C7 | 95.2 (2) | C12—C17—C18—N2 | 4.5 (3) |
O3—Nb1—N1—C7 | −77.2 (3) | Nb2—O7—C19—C20 | −143.7 (3) |
O9—Nb1—N1—C7 | −177.7 (2) | Nb2—O8—C21—C22 | −104.8 (3) |
O1—Nb1—N1—C7 | 2.3 (2) |