metal-organic compounds
A 2:1 cocrystal of the cis and trans isomers of bis[1,1,1,5,5,5-hexafluoropentane-2,4-dionato(1−)-κ2O,O′]bis(4-phenylpyridine N-oxide-κO)copper(II)
aDepartment of Chemistry, University of Aveiro, CICECO, 3810-193 Aveiro, Portugal
*Correspondence e-mail: filipe.paz@ua.pt
The title compound is a cis and trans isomers, namely cis-bis[1,1,1,5,5,5-hexafluoropentane-2,4-dionato(1−)-κ2O,O′]bis(4-phenylpyridine N-oxide-κO)copper(II)–trans-bis[1,1,1,5,5,5-hexafluoropentane-2,4-dionato(1−)-κ2O,O′]bis(4-phenylpyridine N-oxide-κO)copper(II) (2/1), [Cu(C5HF6O2)2(C11H9NO)2]. In both isomers, the coordination geometry of the Cu2+ atom is octahedral, exhibiting typical Jahn–Teller distortion. The metal atom of the trans isomer is located on an inversion centre. In the cis isomer, the phenyl ring in one 4-phenylpyridine N-oxide ligand is disordered over two orientations in a 1:1 ratio. In the crystal, weak intermolecular C—H⋯F and C—H⋯O contacts establish connections between the cis and trans isomers.
of theRelated literature
For crystal structures with 4-phenylpyridine-N-oxide, see: Papadaki et al. (1999); Watson & Johnson (1971); Verdejo et al. (2009); Ramos et al. (2010). For general background studies on cyclodextrin inclusion compounds from our research group, see: Marques et al. (2008, 2009); Petrovski et al. (2008); Pereira et al. (2006, 2008); Braga et al. (2006). For a description of the Cambridge Structural Database, see: Allen (2002). For a description of the graph-set notation for hydrogen-bonded aggregates, see: Grell et al. (1999).
Experimental
Crystal data
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Refinement
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Data collection: APEX2 (Bruker, 2006); cell SAINT-Plus (Bruker, 2005); data reduction: SAINT-Plus; program(s) used to solve structure: SHELXTL (Sheldrick, 2008); program(s) used to refine structure: SHELXTL; molecular graphics: DIAMOND (Brandenburg, 2009); software used to prepare material for publication: SHELXTL.
Supporting information
https://doi.org/10.1107/S1600536810049196/cv5006sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536810049196/cv5006Isup2.hkl
All chemicals and solvents were purchased from commercial sources and were used without further purification.
4-Phenylpyridine-N-oxide (PPNO, Aldrich, 71.1 mg, 0.415 mmol) was slowly added to a previously prepared 10 ml solution of [Cu(hfac)2] (99.6 mg, 0.208 mmol) in acetone (hfac- = hexafluoroacetylacetonate). The resulting solution was allowed to homogenize with magnetic stirring at 30 °C for 60 minutes, after which time the solvent was evaporated. Diffusion of an ethanolic solution of the extract into water afforded two crystalline solids at different crystallization times. The first compound to crystallize, and obtained in smaller quantity as small light-green single crystals, was identified as identical to the binuclear species [Cu(C5HF6O2)2(C11H9NO)]2 recently described by us (Ramos et al., 2010). The second material, obtained at a later stage, was solely composed of large deep-green block crystals of the title compound.
Hydrogen atoms bound to aromatic carbon atoms were placed in their idealized positions and were included in the final structural model in riding-motion approximation with C—H = 0.95 Å. The isotropic thermal displacement parameters for these atoms were fixed at 1.2×Ueq/iso of the respective parent carbon atom.
The phenyl ring of one coordinated PPNO ligand in the cis isomer was treated as disordered over two orientations with occupancies fixed to 0.5. The carbon atoms were included in the final structural model and allowed to refine unrestrained. An independent and refineable Uiso value was modelled for each position of this phenyl ring.
The coordination chemistry of 4-phenylpyridine-N-oxide (PPNO; C11H9NO) is rather unknown. Surveying the Cambridge Structural Database (Allen, 2002) only four structures were found: copper (Watson & Johnson, 1971) and tin complexes (Papadaki et al., 1999), an
of PPNO into a derivative of calix[4]pyrrole (Verdejo et al.,2009), and a recently published Cu2+ dinuclear complex (Ramos et al., 2010). Following our interest in the preparation and study of the properties of inclusion compounds of (Marques et al., 2009; Petrovski et al., 2008; Pereira et al., 2008; Marques et al., 2008; Pereira et al., 2006; Braga et al., 2006) we prepared a new copper compound suitable for being used as a guest in inclusion chemistry. We have reacted [Cu(hfac)2] (where hfac- stands for hexafluoroacetylacetonate) with PPNO, affording the title compound as deep-green crystals, whose structure we wish to report here.The title compound (see Scheme) results from a co-crystallization of the cis and trans isomers of [Cu(hfac)2(PPNO)2] (Figure 1). For each isomer, the Cu2+ centre is coordinated to two hfac- and two PPNO ligands, with the {CuO6} coordination polyhedra resembling the typical Jahn-Teller distorted octahedral geometry.
In the trans isomer (Figure 1 - top) the metal centre is situated at an 〈(Cu—O—N) angles of the coordinated PPNO ligands which approach ca 120°. Indeed, while the 〈(Cu1—O3—N1) angle for the trans isomer is 117.82 (18)°, for the cis isomer the analogues 〈(Cu1—O9—N3) and 〈(Cu1—O8—N2) angles are 131.12 (17) and 122.39 (16)°, respectively.
The Cu1—O distances are 1.966 (2) and 2.331 (2) Å for the hfac- anion, and 1.968 (2) Å for the PPNO ligand. The cis octahedral angles fall within a short range of the ideal value being found in the 86.25 (9)–93.75 (9)° range. In the cis isomer (Figure 1 - bottom) the Cu2—O equatorial distances range from 1.9532 (19) to 1.990 (2) Å, while the apical distances are 2.230 (Cu2—O9 with PPNO) and 2.365 (2) Å (Cu—O6 with hfac-). As in the other isomer, the cis and trans octahedral angles in this complex also approach those of an ideal octahedron being found in the 80.26 (9)–98.43 (9)° and 165.15 (8)–176.63 (9)° ranges, respectively. In addition, the terminal phenyl ring of one coordinated PPNO was found to be disordered over two positions (see Experimental Section). This crystallographic feature seems to be driven by the need to form a short C—H···F contact (see below). An interesting feature common to both isomers concerns theBesides the need to effectively fill the available space, the crystal packing of the two isomers (Figure 2) is also mediated by a number of C—H···F and C—H···O short contacts (Table 1). The shortest of the intermolecular contacts concerns the para H-atom of one of the disordered phenyl ring of the cis isomer, with a H···F distance of ca 2.31 Å [C45'—H45B···F4 angle of ca 148°]. While the C31—H31···O8 contact leads to connections between adjacent cis isomers, the combination of C6—H6···O9 and C42—H42···O3 interactions connects instead neighbouring cis and trans isomers [both form R22(8) graph set motifs - Grell et al. (1999)].
For crystal structures with 4-phenylpyridine-N-oxide, see: Papadaki et al. (1999); Watson & Johnson (1971); Verdejo et al. (2009); Ramos et al. (2010). For general background studies on cyclodextrin inclusion compounds from our research group, see: Marques et al. (2008, 2009); Petrovski et al. (2008); Pereira et al. (2006, 2008); Braga et al. (2006). For a description of the Cambridge Structural Database, see: Allen (2002). For a description of the graph-set notation for hydrogen-bonded aggregates, see: Grell et al. (1999).
Data collection: APEX2 (Bruker, 2006); cell
SAINT-Plus (Bruker, 2005); data reduction: SAINT-Plus (Bruker, 2005); program(s) used to solve structure: SHELXTL (Sheldrick, 2008); program(s) used to refine structure: SHELXTL (Sheldrick, 2008); molecular graphics: DIAMOND (Brandenburg, 2009); software used to prepare material for publication: SHELXTL (Sheldrick, 2008).Fig. 1. Schematic representation of the two distinct cis and trans isomers present in the title compound. All non-hydrogen atoms are represented as thermal ellipsoids drawn at the 50% probability level and hydrogen atoms as small spheres with arbitrary radius. The labeling scheme is provided for all atoms composing the first coordination sphere of Cu1 and Cu2. Symmetry transformation used to generate equivalent atoms: (i) 2 - x, 1 - y, 1 - z. | |
Fig. 2. Crystal packing of the title compound viewed in perspective along the (a) [100] and (b) [001] directions of the unit cell. H-atoms have been omitted for clarity and the two distinct cis and trans isomers are represented in different colour. |
[Cu(C5HF6O2)2(C11H9NO)2] | Z = 3 |
Mr = 820.04 | F(000) = 1233 |
Triclinic, P1 | Dx = 1.668 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 14.3902 (6) Å | Cell parameters from 9410 reflections |
b = 14.7372 (6) Å | θ = 2.9–25.7° |
c = 14.9636 (10) Å | µ = 0.79 mm−1 |
α = 102.191 (3)° | T = 150 K |
β = 111.192 (3)° | Block, green |
γ = 114.122 (2)° | 0.20 × 0.16 × 0.10 mm |
V = 2448.4 (2) Å3 |
Bruker X8 Kappa CCD APEXII diffractometer | 13039 independent reflections |
Radiation source: fine-focus sealed tube | 8907 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.052 |
ω / φ scans | θmax = 29.1°, θmin = 3.5° |
Absorption correction: multi-scan (SADABS; Sheldrick, 1998) | h = −19→19 |
Tmin = 0.859, Tmax = 0.926 | k = −20→20 |
128806 measured reflections | l = −20→20 |
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)] = 0.054 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.186 | H-atom parameters constrained |
S = 0.97 | w = 1/[σ2(Fo2) + (0.1201P)2 + 1.7138P] where P = (Fo2 + 2Fc2)/3 |
13039 reflections | (Δ/σ)max = 0.001 |
702 parameters | Δρmax = 1.18 e Å−3 |
0 restraints | Δρmin = −0.76 e Å−3 |
[Cu(C5HF6O2)2(C11H9NO)2] | γ = 114.122 (2)° |
Mr = 820.04 | V = 2448.4 (2) Å3 |
Triclinic, P1 | Z = 3 |
a = 14.3902 (6) Å | Mo Kα radiation |
b = 14.7372 (6) Å | µ = 0.79 mm−1 |
c = 14.9636 (10) Å | T = 150 K |
α = 102.191 (3)° | 0.20 × 0.16 × 0.10 mm |
β = 111.192 (3)° |
Bruker X8 Kappa CCD APEXII diffractometer | 13039 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 1998) | 8907 reflections with I > 2σ(I) |
Tmin = 0.859, Tmax = 0.926 | Rint = 0.052 |
128806 measured reflections |
R[F2 > 2σ(F2)] = 0.054 | 0 restraints |
wR(F2) = 0.186 | H-atom parameters constrained |
S = 0.97 | Δρmax = 1.18 e Å−3 |
13039 reflections | Δρmin = −0.76 e Å−3 |
702 parameters |
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 | Occ. (<1) | |
Cu1 | 1.0000 | 0.5000 | 0.5000 | 0.02630 (13) | |
O1 | 1.06522 (18) | 0.43056 (18) | 0.43599 (16) | 0.0319 (5) | |
C1 | 1.1327 (3) | 0.3990 (2) | 0.4770 (2) | 0.0287 (6) | |
C2 | 1.1518 (3) | 0.3376 (3) | 0.3965 (3) | 0.0361 (7) | |
F1 | 1.1926 (2) | 0.3978 (2) | 0.3496 (2) | 0.0584 (6) | |
F2 | 1.04860 (18) | 0.24671 (17) | 0.31959 (15) | 0.0458 (5) | |
F3 | 1.2244 (2) | 0.3043 (2) | 0.43635 (17) | 0.0538 (6) | |
O2 | 0.88041 (19) | 0.49436 (18) | 0.34165 (16) | 0.0328 (5) | |
C3 | 0.8246 (2) | 0.5399 (2) | 0.3395 (2) | 0.0285 (6) | |
C4 | 0.8118 (3) | 0.5900 (3) | 0.4212 (2) | 0.0337 (7) | |
H4 | 0.7618 | 0.6179 | 0.4054 | 0.040* | |
C5 | 0.7617 (3) | 0.5407 (3) | 0.2320 (3) | 0.0359 (7) | |
F4 | 0.8281 (3) | 0.5615 (5) | 0.1899 (3) | 0.1379 (19) | |
F5 | 0.7333 (3) | 0.6139 (2) | 0.23628 (19) | 0.0926 (12) | |
F6 | 0.6668 (3) | 0.4474 (2) | 0.1644 (2) | 0.0902 (11) | |
O3 | 0.88192 (19) | 0.35102 (18) | 0.46898 (17) | 0.0354 (5) | |
N1 | 0.8109 (2) | 0.3408 (2) | 0.5094 (2) | 0.0320 (5) | |
C6 | 0.6972 (3) | 0.3031 (3) | 0.4449 (2) | 0.0331 (6) | |
H6 | 0.6687 | 0.2863 | 0.3718 | 0.040* | |
C7 | 0.6221 (3) | 0.2888 (3) | 0.4845 (2) | 0.0347 (7) | |
H7 | 0.5419 | 0.2617 | 0.4379 | 0.042* | |
C8 | 0.6610 (3) | 0.3131 (2) | 0.5910 (2) | 0.0321 (6) | |
C9 | 0.7791 (3) | 0.3525 (4) | 0.6541 (3) | 0.0509 (10) | |
H9 | 0.8101 | 0.3704 | 0.7275 | 0.061* | |
C10 | 0.8521 (3) | 0.3661 (4) | 0.6130 (3) | 0.0519 (10) | |
H10 | 0.9329 | 0.3936 | 0.6581 | 0.062* | |
C11 | 0.5800 (3) | 0.2971 (3) | 0.6340 (3) | 0.0331 (6) | |
C12 | 0.4599 (3) | 0.2231 (3) | 0.5692 (3) | 0.0461 (8) | |
H12 | 0.4289 | 0.1828 | 0.4961 | 0.055* | |
C13 | 0.3838 (4) | 0.2068 (4) | 0.6096 (4) | 0.0623 (11) | |
H13 | 0.3015 | 0.1564 | 0.5640 | 0.075* | |
C14 | 0.4282 (4) | 0.2639 (4) | 0.7156 (4) | 0.0588 (11) | |
H14 | 0.3768 | 0.2518 | 0.7437 | 0.071* | |
C15 | 0.5464 (4) | 0.3380 (3) | 0.7804 (3) | 0.0506 (9) | |
H15 | 0.5766 | 0.3782 | 0.8533 | 0.061* | |
C16 | 0.6230 (4) | 0.3552 (3) | 0.7410 (3) | 0.0409 (8) | |
H16 | 0.7050 | 0.4068 | 0.7871 | 0.049* | |
Cu2 | 0.42260 (3) | 0.14398 (3) | 1.13094 (3) | 0.02492 (11) | |
O4 | 0.39585 (18) | 0.21929 (16) | 1.04058 (15) | 0.0273 (4) | |
O5 | 0.45638 (19) | 0.26248 (17) | 1.25349 (16) | 0.0305 (4) | |
C17 | 0.3539 (3) | 0.3347 (2) | 0.9737 (2) | 0.0321 (6) | |
C18 | 0.3872 (2) | 0.3017 (2) | 1.0654 (2) | 0.0268 (6) | |
C19 | 0.4018 (3) | 0.3605 (2) | 1.1592 (2) | 0.0315 (6) | |
H19 | 0.3879 | 0.4186 | 1.1647 | 0.038* | |
C20 | 0.4367 (3) | 0.3365 (2) | 1.2465 (2) | 0.0288 (6) | |
C21 | 0.4549 (3) | 0.4082 (3) | 1.3494 (3) | 0.0390 (7) | |
F7 | 0.2516 (2) | 0.25163 (18) | 0.88963 (17) | 0.0565 (6) | |
F8 | 0.3423 (2) | 0.42005 (18) | 0.99617 (17) | 0.0525 (6) | |
F9 | 0.4342 (2) | 0.3597 (2) | 0.94430 (19) | 0.0566 (6) | |
F10 | 0.5677 (2) | 0.4697 (2) | 1.4209 (2) | 0.0867 (10) | |
F11 | 0.4073 (3) | 0.3469 (2) | 1.3926 (2) | 0.0623 (7) | |
F12 | 0.4072 (3) | 0.4666 (2) | 1.3366 (2) | 0.0767 (9) | |
O6 | 0.2300 (2) | 0.07746 (19) | 1.10322 (18) | 0.0371 (5) | |
O7 | 0.43470 (18) | 0.05692 (18) | 1.21351 (16) | 0.0303 (4) | |
C22 | 0.1066 (4) | 0.0501 (4) | 1.1753 (4) | 0.0550 (10) | |
C23 | 0.2088 (3) | 0.0465 (3) | 1.1671 (3) | 0.0338 (7) | |
C24 | 0.2666 (3) | 0.0098 (3) | 1.2351 (3) | 0.0404 (8) | |
H24 | 0.2335 | −0.0191 | 1.2746 | 0.048* | |
C25 | 0.3675 (3) | 0.0134 (2) | 1.2473 (2) | 0.0301 (6) | |
C26 | 0.4132 (3) | −0.0390 (3) | 1.3165 (3) | 0.0406 (8) | |
F13 | 0.1122 (5) | 0.1406 (5) | 1.1744 (5) | 0.153 (2) | |
F14 | 0.0074 (3) | −0.0252 (6) | 1.1000 (4) | 0.187 (3) | |
F15 | 0.1073 (3) | 0.0515 (4) | 1.2628 (3) | 0.1043 (13) | |
F16 | 0.4315 (3) | −0.1092 (2) | 1.2652 (2) | 0.0679 (7) | |
F17 | 0.5183 (2) | 0.0357 (2) | 1.40156 (18) | 0.0620 (6) | |
F18 | 0.3441 (3) | −0.0901 (3) | 1.3506 (3) | 0.0893 (11) | |
O8 | 0.3869 (2) | 0.02132 (18) | 1.01409 (16) | 0.0337 (5) | |
N2 | 0.3308 (2) | 0.00417 (19) | 0.91308 (19) | 0.0280 (5) | |
C27 | 0.2274 (3) | −0.0005 (2) | 0.8720 (2) | 0.0308 (6) | |
H27 | 0.1966 | 0.0132 | 0.9161 | 0.037* | |
C28 | 0.1671 (3) | −0.0250 (2) | 0.7668 (2) | 0.0317 (6) | |
H28 | 0.0959 | −0.0258 | 0.7394 | 0.038* | |
C29 | 0.2082 (3) | −0.0491 (2) | 0.6987 (2) | 0.0300 (6) | |
C30 | 0.3160 (3) | −0.0418 (3) | 0.7462 (2) | 0.0321 (6) | |
H30 | 0.3486 | −0.0561 | 0.7039 | 0.039* | |
C31 | 0.3757 (3) | −0.0147 (2) | 0.8518 (2) | 0.0307 (6) | |
H31 | 0.4494 | −0.0092 | 0.8820 | 0.037* | |
C32 | 0.1415 (3) | −0.0806 (2) | 0.5837 (2) | 0.0326 (6) | |
C33 | 0.0246 (3) | −0.1084 (3) | 0.5340 (3) | 0.0512 (9) | |
H33 | −0.0127 | −0.1060 | 0.5746 | 0.061* | |
C34 | −0.0376 (4) | −0.1393 (4) | 0.4262 (3) | 0.0562 (10) | |
H34 | −0.1167 | −0.1572 | 0.3942 | 0.067* | |
C35 | 0.0127 (4) | −0.1445 (3) | 0.3657 (3) | 0.0557 (10) | |
H35 | −0.0305 | −0.1649 | 0.2921 | 0.067* | |
C36 | 0.1252 (5) | −0.1203 (5) | 0.4113 (3) | 0.0714 (14) | |
H36 | 0.1607 | −0.1243 | 0.3692 | 0.086* | |
C37 | 0.1893 (4) | −0.0894 (4) | 0.5196 (3) | 0.0577 (11) | |
H37 | 0.2675 | −0.0742 | 0.5499 | 0.069* | |
O9 | 0.61719 (19) | 0.23406 (19) | 1.19859 (16) | 0.0370 (5) | |
N3 | 0.6813 (2) | 0.24603 (19) | 1.15242 (19) | 0.0271 (5) | |
C38 | 0.6372 (3) | 0.2340 (3) | 1.0509 (2) | 0.0311 (6) | |
H38 | 0.5584 | 0.2153 | 1.0116 | 0.037* | |
C39 | 0.7061 (3) | 0.2488 (3) | 1.0046 (3) | 0.0400 (8) | |
H39 | 0.6746 | 0.2409 | 0.9336 | 0.048* | |
C40 | 0.8210 (3) | 0.2751 (3) | 1.0604 (3) | 0.0393 (7) | |
C41 | 0.8631 (3) | 0.2884 (3) | 1.1643 (3) | 0.0339 (7) | |
H41 | 0.9422 | 0.3085 | 1.2054 | 0.041* | |
C42 | 0.7933 (3) | 0.2732 (2) | 1.2091 (2) | 0.0302 (6) | |
H42 | 0.8238 | 0.2819 | 1.2803 | 0.036* | |
C43 | 0.8729 (7) | 0.2965 (6) | 0.9206 (6) | 0.0448 (7)* | 0.50 |
H43A | 0.8089 | 0.3056 | 0.8887 | 0.054* | 0.50 |
C44 | 0.9464 (6) | 0.3079 (6) | 0.8798 (6) | 0.0448 (7)* | 0.50 |
H44A | 0.9343 | 0.3273 | 0.8218 | 0.054* | 0.50 |
C45 | 1.0363 (7) | 0.2917 (6) | 0.9213 (6) | 0.0448 (7)* | 0.50 |
H45A | 1.0907 | 0.3056 | 0.8966 | 0.054* | 0.50 |
C46 | 1.0471 (7) | 0.2554 (7) | 0.9985 (6) | 0.0448 (7)* | 0.50 |
H46A | 1.1054 | 0.2379 | 1.0240 | 0.054* | 0.50 |
C47 | 0.9733 (7) | 0.2439 (6) | 1.0402 (7) | 0.0448 (7)* | 0.50 |
H47A | 0.9799 | 0.2161 | 1.0925 | 0.054* | 0.50 |
C48 | 0.8902 (8) | 0.2722 (6) | 1.0071 (7) | 0.0448 (7)* | 0.50 |
C43' | 0.9137 (9) | 0.3762 (8) | 0.9685 (8) | 0.0666 (10)* | 0.50 |
H43B | 0.8620 | 0.4023 | 0.9552 | 0.080* | 0.50 |
C44' | 0.9954 (9) | 0.4042 (8) | 0.9330 (8) | 0.0666 (10)* | 0.50 |
H44B | 0.9991 | 0.4485 | 0.8950 | 0.080* | 0.50 |
C45' | 1.0696 (9) | 0.3658 (9) | 0.9546 (8) | 0.0666 (10)* | 0.50 |
H45B | 1.1208 | 0.3802 | 0.9263 | 0.080* | 0.50 |
C46' | 1.0736 (9) | 0.3091 (9) | 1.0137 (8) | 0.0666 (10)* | 0.50 |
H46B | 1.1278 | 0.2857 | 1.0288 | 0.080* | 0.50 |
C47' | 0.9951 (10) | 0.2852 (8) | 1.0527 (9) | 0.0666 (10)* | 0.50 |
H47B | 1.0006 | 0.2510 | 1.0999 | 0.080* | 0.50 |
C48' | 0.9089 (10) | 0.3116 (8) | 1.0220 (9) | 0.0666 (10)* | 0.50 |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cu1 | 0.0264 (2) | 0.0343 (3) | 0.0234 (3) | 0.0187 (2) | 0.0131 (2) | 0.0146 (2) |
O1 | 0.0326 (11) | 0.0436 (12) | 0.0261 (11) | 0.0249 (10) | 0.0149 (9) | 0.0162 (10) |
C1 | 0.0253 (13) | 0.0292 (14) | 0.0295 (15) | 0.0142 (12) | 0.0133 (12) | 0.0104 (12) |
C2 | 0.0304 (15) | 0.0407 (17) | 0.0330 (17) | 0.0197 (14) | 0.0138 (13) | 0.0107 (14) |
F1 | 0.0718 (16) | 0.0625 (14) | 0.0680 (16) | 0.0370 (13) | 0.0562 (14) | 0.0321 (13) |
F2 | 0.0419 (11) | 0.0450 (11) | 0.0348 (11) | 0.0236 (9) | 0.0120 (9) | 0.0031 (9) |
F3 | 0.0518 (12) | 0.0723 (15) | 0.0465 (12) | 0.0482 (12) | 0.0207 (10) | 0.0160 (11) |
O2 | 0.0357 (11) | 0.0385 (12) | 0.0269 (11) | 0.0231 (10) | 0.0140 (9) | 0.0144 (9) |
C3 | 0.0256 (13) | 0.0263 (14) | 0.0255 (14) | 0.0117 (12) | 0.0077 (12) | 0.0111 (12) |
C4 | 0.0317 (15) | 0.0383 (16) | 0.0328 (16) | 0.0235 (14) | 0.0123 (13) | 0.0151 (14) |
C5 | 0.0373 (17) | 0.0370 (17) | 0.0305 (16) | 0.0205 (14) | 0.0126 (14) | 0.0162 (14) |
F4 | 0.112 (3) | 0.301 (6) | 0.114 (3) | 0.139 (4) | 0.085 (2) | 0.166 (4) |
F5 | 0.162 (3) | 0.0783 (18) | 0.0367 (13) | 0.092 (2) | 0.0167 (16) | 0.0243 (13) |
F6 | 0.090 (2) | 0.0436 (13) | 0.0457 (14) | 0.0183 (14) | −0.0239 (14) | 0.0079 (12) |
O3 | 0.0348 (11) | 0.0367 (12) | 0.0356 (12) | 0.0165 (10) | 0.0206 (10) | 0.0164 (10) |
N1 | 0.0311 (13) | 0.0357 (13) | 0.0283 (13) | 0.0148 (11) | 0.0156 (11) | 0.0167 (11) |
C6 | 0.0318 (15) | 0.0350 (16) | 0.0268 (15) | 0.0161 (13) | 0.0116 (13) | 0.0127 (13) |
C7 | 0.0366 (16) | 0.0369 (16) | 0.0272 (15) | 0.0189 (14) | 0.0140 (13) | 0.0132 (13) |
C8 | 0.0399 (16) | 0.0320 (15) | 0.0280 (15) | 0.0192 (13) | 0.0176 (13) | 0.0173 (13) |
C9 | 0.0413 (19) | 0.080 (3) | 0.0310 (18) | 0.027 (2) | 0.0189 (16) | 0.0317 (19) |
C10 | 0.0324 (17) | 0.083 (3) | 0.0298 (18) | 0.0220 (19) | 0.0128 (15) | 0.0302 (19) |
C11 | 0.0450 (18) | 0.0327 (15) | 0.0347 (17) | 0.0248 (14) | 0.0238 (15) | 0.0204 (14) |
C12 | 0.046 (2) | 0.054 (2) | 0.044 (2) | 0.0270 (18) | 0.0278 (17) | 0.0197 (18) |
C13 | 0.056 (2) | 0.073 (3) | 0.069 (3) | 0.034 (2) | 0.043 (2) | 0.028 (2) |
C14 | 0.071 (3) | 0.069 (3) | 0.066 (3) | 0.044 (2) | 0.051 (3) | 0.031 (2) |
C15 | 0.080 (3) | 0.051 (2) | 0.047 (2) | 0.044 (2) | 0.044 (2) | 0.0243 (19) |
C16 | 0.058 (2) | 0.0382 (17) | 0.0382 (18) | 0.0291 (17) | 0.0282 (17) | 0.0210 (15) |
Cu2 | 0.03137 (19) | 0.02930 (19) | 0.02082 (18) | 0.02031 (16) | 0.01367 (15) | 0.01207 (15) |
O4 | 0.0349 (11) | 0.0301 (10) | 0.0224 (10) | 0.0211 (9) | 0.0147 (9) | 0.0119 (8) |
O5 | 0.0373 (11) | 0.0387 (11) | 0.0244 (10) | 0.0258 (10) | 0.0165 (9) | 0.0144 (9) |
C17 | 0.0382 (16) | 0.0304 (15) | 0.0285 (15) | 0.0200 (13) | 0.0141 (13) | 0.0150 (13) |
C18 | 0.0286 (14) | 0.0288 (14) | 0.0262 (14) | 0.0166 (12) | 0.0143 (12) | 0.0134 (12) |
C19 | 0.0420 (17) | 0.0319 (15) | 0.0320 (16) | 0.0249 (14) | 0.0212 (14) | 0.0166 (13) |
C20 | 0.0305 (14) | 0.0324 (15) | 0.0267 (15) | 0.0187 (13) | 0.0163 (12) | 0.0104 (13) |
C21 | 0.052 (2) | 0.0425 (18) | 0.0318 (17) | 0.0295 (17) | 0.0254 (16) | 0.0138 (15) |
F7 | 0.0542 (13) | 0.0462 (12) | 0.0382 (12) | 0.0217 (11) | −0.0009 (10) | 0.0199 (10) |
F8 | 0.0859 (16) | 0.0501 (12) | 0.0448 (12) | 0.0510 (12) | 0.0322 (12) | 0.0292 (10) |
F9 | 0.0693 (15) | 0.0824 (16) | 0.0563 (14) | 0.0482 (14) | 0.0459 (13) | 0.0500 (13) |
F10 | 0.0552 (16) | 0.0833 (19) | 0.0497 (15) | 0.0104 (14) | 0.0199 (13) | −0.0245 (14) |
F11 | 0.0966 (19) | 0.0724 (16) | 0.0618 (15) | 0.0554 (15) | 0.0632 (15) | 0.0373 (13) |
F12 | 0.149 (3) | 0.0912 (19) | 0.0620 (16) | 0.100 (2) | 0.0716 (19) | 0.0442 (15) |
O6 | 0.0355 (12) | 0.0487 (13) | 0.0371 (12) | 0.0267 (11) | 0.0193 (10) | 0.0237 (11) |
O7 | 0.0346 (11) | 0.0402 (11) | 0.0321 (11) | 0.0263 (10) | 0.0206 (9) | 0.0216 (10) |
C22 | 0.052 (2) | 0.088 (3) | 0.065 (3) | 0.053 (2) | 0.040 (2) | 0.048 (3) |
C23 | 0.0335 (16) | 0.0385 (16) | 0.0381 (17) | 0.0237 (14) | 0.0203 (14) | 0.0170 (14) |
C24 | 0.0424 (18) | 0.054 (2) | 0.052 (2) | 0.0325 (17) | 0.0327 (17) | 0.0359 (18) |
C25 | 0.0355 (15) | 0.0317 (15) | 0.0288 (15) | 0.0203 (13) | 0.0168 (13) | 0.0159 (13) |
C26 | 0.0460 (19) | 0.050 (2) | 0.050 (2) | 0.0330 (17) | 0.0304 (17) | 0.0346 (18) |
F13 | 0.245 (6) | 0.244 (5) | 0.264 (6) | 0.229 (5) | 0.227 (5) | 0.213 (5) |
F14 | 0.0376 (17) | 0.271 (6) | 0.132 (4) | 0.060 (3) | 0.018 (2) | −0.027 (4) |
F15 | 0.125 (3) | 0.208 (4) | 0.123 (3) | 0.139 (3) | 0.107 (2) | 0.121 (3) |
F16 | 0.108 (2) | 0.0641 (15) | 0.0613 (15) | 0.0694 (16) | 0.0381 (15) | 0.0358 (13) |
F17 | 0.0657 (15) | 0.0650 (15) | 0.0434 (13) | 0.0369 (13) | 0.0113 (12) | 0.0277 (12) |
F18 | 0.0784 (18) | 0.141 (3) | 0.139 (3) | 0.079 (2) | 0.078 (2) | 0.126 (2) |
O8 | 0.0455 (13) | 0.0359 (11) | 0.0240 (11) | 0.0285 (10) | 0.0141 (10) | 0.0116 (9) |
N2 | 0.0331 (13) | 0.0267 (12) | 0.0228 (12) | 0.0183 (11) | 0.0114 (10) | 0.0081 (10) |
C27 | 0.0298 (14) | 0.0328 (15) | 0.0263 (15) | 0.0173 (13) | 0.0135 (12) | 0.0065 (13) |
C28 | 0.0267 (14) | 0.0319 (15) | 0.0274 (15) | 0.0145 (12) | 0.0098 (12) | 0.0065 (13) |
C29 | 0.0316 (15) | 0.0262 (14) | 0.0285 (15) | 0.0137 (12) | 0.0142 (13) | 0.0102 (12) |
C30 | 0.0358 (16) | 0.0360 (16) | 0.0319 (16) | 0.0228 (14) | 0.0200 (14) | 0.0133 (13) |
C31 | 0.0301 (14) | 0.0313 (15) | 0.0311 (16) | 0.0188 (13) | 0.0146 (13) | 0.0100 (13) |
C32 | 0.0352 (16) | 0.0273 (14) | 0.0274 (15) | 0.0137 (13) | 0.0132 (13) | 0.0093 (13) |
C33 | 0.043 (2) | 0.067 (3) | 0.0334 (19) | 0.0256 (19) | 0.0151 (16) | 0.0177 (18) |
C34 | 0.040 (2) | 0.069 (3) | 0.034 (2) | 0.0219 (19) | 0.0056 (16) | 0.0168 (19) |
C35 | 0.065 (3) | 0.053 (2) | 0.0250 (17) | 0.023 (2) | 0.0119 (18) | 0.0151 (17) |
C36 | 0.074 (3) | 0.111 (4) | 0.037 (2) | 0.050 (3) | 0.032 (2) | 0.034 (3) |
C37 | 0.049 (2) | 0.086 (3) | 0.038 (2) | 0.036 (2) | 0.0223 (18) | 0.026 (2) |
O9 | 0.0295 (11) | 0.0481 (13) | 0.0237 (11) | 0.0139 (10) | 0.0154 (9) | 0.0096 (10) |
N3 | 0.0291 (12) | 0.0269 (12) | 0.0227 (12) | 0.0129 (10) | 0.0143 (10) | 0.0076 (10) |
C38 | 0.0302 (15) | 0.0383 (16) | 0.0233 (14) | 0.0194 (13) | 0.0122 (12) | 0.0104 (13) |
C39 | 0.0434 (18) | 0.059 (2) | 0.0285 (16) | 0.0326 (17) | 0.0202 (15) | 0.0212 (16) |
C40 | 0.0394 (17) | 0.056 (2) | 0.0334 (17) | 0.0295 (17) | 0.0219 (15) | 0.0228 (16) |
C41 | 0.0301 (15) | 0.0384 (16) | 0.0311 (16) | 0.0185 (13) | 0.0133 (13) | 0.0143 (14) |
C42 | 0.0310 (14) | 0.0298 (14) | 0.0223 (14) | 0.0142 (12) | 0.0107 (12) | 0.0075 (12) |
Cu1—O1i | 1.966 (2) | C22—C23 | 1.539 (5) |
Cu1—O1 | 1.966 (2) | C23—C24 | 1.417 (4) |
Cu1—O2 | 2.331 (2) | C24—C25 | 1.374 (4) |
Cu1—O2i | 2.331 (2) | C24—H24 | 0.9500 |
Cu1—O3 | 1.968 (2) | C25—C26 | 1.535 (4) |
Cu1—O3i | 1.968 (2) | C26—F18 | 1.316 (4) |
Cu2—O4 | 1.9532 (19) | C26—F16 | 1.328 (4) |
Cu2—O5 | 1.990 (2) | C26—F17 | 1.332 (4) |
Cu2—O6 | 2.365 (2) | O8—N2 | 1.338 (3) |
Cu2—O7 | 1.975 (2) | N2—C31 | 1.343 (4) |
Cu2—O8 | 1.961 (2) | N2—C27 | 1.355 (4) |
Cu2—O9 | 2.230 (2) | C27—C28 | 1.369 (4) |
O1—C1 | 1.263 (4) | C27—H27 | 0.9500 |
C1—C4i | 1.376 (4) | C28—C29 | 1.403 (4) |
C1—C2 | 1.527 (4) | C28—H28 | 0.9500 |
C2—F1 | 1.327 (4) | C29—C30 | 1.399 (4) |
C2—F3 | 1.335 (4) | C29—C32 | 1.484 (4) |
C2—F2 | 1.346 (4) | C30—C31 | 1.366 (4) |
O2—C3 | 1.237 (4) | C30—H30 | 0.9500 |
C3—C4 | 1.402 (4) | C31—H31 | 0.9500 |
C3—C5 | 1.539 (4) | C32—C37 | 1.381 (5) |
C4—C1i | 1.376 (4) | C32—C33 | 1.398 (5) |
C4—H4 | 0.9500 | C33—C34 | 1.386 (5) |
C5—F6 | 1.288 (4) | C33—H33 | 0.9500 |
C5—F4 | 1.296 (4) | C34—C35 | 1.355 (6) |
C5—F5 | 1.298 (4) | C34—H34 | 0.9500 |
O3—N1 | 1.339 (3) | C35—C36 | 1.357 (7) |
N1—C10 | 1.343 (4) | C35—H35 | 0.9500 |
N1—C6 | 1.344 (4) | C36—C37 | 1.396 (6) |
C6—C7 | 1.376 (4) | C36—H36 | 0.9500 |
C6—H6 | 0.9500 | C37—H37 | 0.9500 |
C7—C8 | 1.391 (4) | O9—N3 | 1.319 (3) |
C7—H7 | 0.9500 | N3—C42 | 1.347 (4) |
C8—C9 | 1.385 (5) | N3—C38 | 1.356 (4) |
C8—C11 | 1.487 (4) | C38—C39 | 1.377 (4) |
C9—C10 | 1.367 (5) | C38—H38 | 0.9500 |
C9—H9 | 0.9500 | C39—C40 | 1.386 (5) |
C10—H10 | 0.9500 | C39—H39 | 0.9500 |
C11—C12 | 1.384 (5) | C40—C41 | 1.383 (4) |
C11—C16 | 1.398 (5) | C40—C48 | 1.493 (9) |
C12—C13 | 1.396 (5) | C40—C48' | 1.523 (12) |
C12—H12 | 0.9500 | C41—C42 | 1.370 (4) |
C13—C14 | 1.378 (6) | C41—H41 | 0.9500 |
C13—H13 | 0.9500 | C42—H42 | 0.9500 |
C14—C15 | 1.367 (7) | C43—C44 | 1.372 (10) |
C14—H14 | 0.9500 | C43—C48 | 1.380 (11) |
C15—C16 | 1.389 (5) | C43—H43A | 0.9500 |
C15—H15 | 0.9500 | C44—C45 | 1.360 (10) |
C16—H16 | 0.9500 | C44—H44A | 0.9500 |
O4—C18 | 1.262 (3) | C45—C46 | 1.358 (11) |
O5—C20 | 1.249 (3) | C45—H45A | 0.9500 |
C17—F9 | 1.323 (4) | C46—C47 | 1.387 (11) |
C17—F8 | 1.327 (4) | C46—H46A | 0.9500 |
C17—F7 | 1.336 (4) | C47—C48 | 1.384 (12) |
C17—C18 | 1.532 (4) | C47—H47A | 0.9500 |
C18—C19 | 1.374 (4) | C43'—C48' | 1.363 (14) |
C19—C20 | 1.396 (4) | C43'—C44' | 1.408 (13) |
C19—H19 | 0.9500 | C43'—H43B | 0.9500 |
C20—C21 | 1.535 (4) | C44'—C45' | 1.373 (14) |
C21—F12 | 1.306 (4) | C44'—H44B | 0.9500 |
C21—F10 | 1.317 (5) | C45'—C46' | 1.341 (14) |
C21—F11 | 1.328 (4) | C45'—H45B | 0.9500 |
O6—C23 | 1.224 (4) | C46'—C47' | 1.407 (15) |
O7—C25 | 1.259 (4) | C46'—H46B | 0.9500 |
C22—F14 | 1.246 (6) | C47'—C48' | 1.400 (16) |
C22—F15 | 1.301 (5) | C47'—H47B | 0.9500 |
C22—F13 | 1.307 (6) | ||
O1—Cu1—O2 | 93.37 (8) | C23—O6—Cu2 | 117.3 (2) |
O1—Cu1—O2i | 86.63 (8) | C25—O7—Cu2 | 127.78 (18) |
O1—Cu1—O3 | 86.25 (9) | F14—C22—F15 | 108.1 (5) |
O1—Cu1—O3i | 93.75 (9) | F14—C22—F13 | 105.1 (5) |
O3—Cu1—O2 | 93.08 (9) | F15—C22—F13 | 103.7 (4) |
O3—Cu1—O2i | 86.92 (9) | F14—C22—C23 | 113.8 (4) |
O1i—Cu1—O1 | 180.000 (1) | F15—C22—C23 | 114.8 (3) |
O1i—Cu1—O3 | 93.75 (9) | F13—C22—C23 | 110.5 (4) |
O1i—Cu1—O3i | 86.25 (9) | O6—C23—C24 | 128.7 (3) |
O3—Cu1—O3i | 180.000 (1) | O6—C23—C22 | 115.1 (3) |
O1i—Cu1—O2 | 86.63 (8) | C24—C23—C22 | 116.2 (3) |
O3i—Cu1—O2 | 86.92 (9) | C25—C24—C23 | 124.0 (3) |
O1i—Cu1—O2i | 93.37 (8) | C25—C24—H24 | 118.0 |
O3i—Cu1—O2i | 93.08 (9) | C23—C24—H24 | 118.0 |
O2—Cu1—O2i | 180.000 (1) | O7—C25—C24 | 130.6 (3) |
O4—Cu2—O5 | 91.66 (8) | O7—C25—C26 | 111.7 (3) |
O4—Cu2—O6 | 89.41 (8) | C24—C25—C26 | 117.6 (3) |
O4—Cu2—O7 | 174.83 (9) | F18—C26—F16 | 108.3 (3) |
O4—Cu2—O8 | 91.44 (8) | F18—C26—F17 | 106.8 (3) |
O4—Cu2—O9 | 95.05 (9) | F16—C26—F17 | 104.4 (3) |
O5—Cu2—O6 | 80.26 (9) | F18—C26—C25 | 114.7 (3) |
O5—Cu2—O9 | 85.45 (9) | F16—C26—C25 | 110.7 (3) |
O7—Cu2—O5 | 90.74 (9) | F17—C26—C25 | 111.3 (3) |
O7—Cu2—O6 | 86.48 (8) | O8—N2—C31 | 118.6 (2) |
O7—Cu2—O9 | 89.71 (9) | O8—N2—C27 | 120.6 (2) |
O8—Cu2—O5 | 176.63 (9) | C31—N2—C27 | 120.7 (3) |
O8—Cu2—O6 | 98.43 (9) | N2—C27—C28 | 120.1 (3) |
O8—Cu2—O7 | 86.06 (9) | N2—C27—H27 | 120.0 |
O8—Cu2—O9 | 95.61 (9) | C28—C27—H27 | 120.0 |
O9—Cu2—O6 | 165.15 (8) | C27—C28—C29 | 121.4 (3) |
N1—O3—Cu1 | 117.82 (18) | C27—C28—H28 | 119.3 |
N2—O8—Cu2 | 122.39 (16) | C29—C28—H28 | 119.3 |
N3—O9—Cu2 | 131.12 (17) | C30—C29—C28 | 115.7 (3) |
C1—O1—Cu1 | 128.60 (19) | C30—C29—C32 | 122.1 (3) |
O1—C1—C4i | 131.0 (3) | C28—C29—C32 | 122.2 (3) |
O1—C1—C2 | 111.9 (3) | C31—C30—C29 | 121.7 (3) |
C4i—C1—C2 | 117.1 (3) | C31—C30—H30 | 119.2 |
F1—C2—F3 | 108.0 (3) | C29—C30—H30 | 119.2 |
F1—C2—F2 | 106.5 (3) | N2—C31—C30 | 120.4 (3) |
F3—C2—F2 | 106.2 (3) | N2—C31—H31 | 119.8 |
F1—C2—C1 | 111.4 (3) | C30—C31—H31 | 119.8 |
F3—C2—C1 | 114.3 (3) | C37—C32—C33 | 116.6 (3) |
F2—C2—C1 | 109.9 (3) | C37—C32—C29 | 121.9 (3) |
C3—O2—Cu1 | 120.80 (19) | C33—C32—C29 | 121.4 (3) |
O2—C3—C4 | 128.6 (3) | C34—C33—C32 | 121.0 (4) |
O2—C3—C5 | 114.5 (3) | C34—C33—H33 | 119.5 |
C4—C3—C5 | 116.9 (3) | C32—C33—H33 | 119.5 |
C1i—C4—C3 | 123.8 (3) | C35—C34—C33 | 121.0 (4) |
C1i—C4—H4 | 118.1 | C35—C34—H34 | 119.5 |
C3—C4—H4 | 118.1 | C33—C34—H34 | 119.5 |
F6—C5—F4 | 106.0 (4) | C34—C35—C36 | 119.4 (4) |
F6—C5—F5 | 106.9 (3) | C34—C35—H35 | 120.3 |
F4—C5—F5 | 105.3 (4) | C36—C35—H35 | 120.3 |
F6—C5—C3 | 112.4 (3) | C35—C36—C37 | 120.5 (4) |
F4—C5—C3 | 111.0 (3) | C35—C36—H36 | 119.7 |
F5—C5—C3 | 114.5 (3) | C37—C36—H36 | 119.7 |
O3—N1—C10 | 120.4 (3) | C32—C37—C36 | 121.4 (4) |
O3—N1—C6 | 119.3 (2) | C32—C37—H37 | 119.3 |
C10—N1—C6 | 120.2 (3) | C36—C37—H37 | 119.3 |
N1—C6—C7 | 120.1 (3) | O9—N3—C42 | 118.6 (2) |
N1—C6—H6 | 120.0 | O9—N3—C38 | 121.1 (2) |
C7—C6—H6 | 120.0 | C42—N3—C38 | 120.3 (2) |
C6—C7—C8 | 121.5 (3) | N3—C38—C39 | 120.3 (3) |
C6—C7—H7 | 119.2 | N3—C38—H38 | 119.9 |
C8—C7—H7 | 119.2 | C39—C38—H38 | 119.9 |
C9—C8—C7 | 116.0 (3) | C38—C39—C40 | 120.6 (3) |
C9—C8—C11 | 122.3 (3) | C38—C39—H39 | 119.7 |
C7—C8—C11 | 121.7 (3) | C40—C39—H39 | 119.7 |
C10—C9—C8 | 121.5 (3) | C41—C40—C39 | 117.2 (3) |
C10—C9—H9 | 119.3 | C41—C40—C48 | 120.6 (4) |
C8—C9—H9 | 119.3 | C39—C40—C48 | 121.6 (4) |
N1—C10—C9 | 120.7 (3) | C41—C40—C48' | 118.1 (5) |
N1—C10—H10 | 119.7 | C39—C40—C48' | 123.6 (5) |
C9—C10—H10 | 119.7 | C42—C41—C40 | 121.4 (3) |
C12—C11—C16 | 118.3 (3) | C42—C41—H41 | 119.3 |
C12—C11—C8 | 120.8 (3) | C40—C41—H41 | 119.3 |
C16—C11—C8 | 120.9 (3) | N3—C42—C41 | 120.2 (3) |
C11—C12—C13 | 120.9 (4) | N3—C42—H42 | 119.9 |
C11—C12—H12 | 119.5 | C41—C42—H42 | 119.9 |
C13—C12—H12 | 119.5 | C44—C43—C48 | 121.1 (7) |
C14—C13—C12 | 119.9 (4) | C44—C43—H43A | 119.4 |
C14—C13—H13 | 120.0 | C48—C43—H43A | 119.4 |
C12—C13—H13 | 120.0 | C45—C44—C43 | 121.0 (7) |
C15—C14—C13 | 119.8 (4) | C45—C44—H44A | 119.5 |
C15—C14—H14 | 120.1 | C43—C44—H44A | 119.5 |
C13—C14—H14 | 120.1 | C46—C45—C44 | 119.0 (7) |
C14—C15—C16 | 120.8 (4) | C46—C45—H45A | 120.5 |
C14—C15—H15 | 119.6 | C44—C45—H45A | 120.5 |
C16—C15—H15 | 119.6 | C45—C46—C47 | 120.1 (8) |
C15—C16—C11 | 120.3 (4) | C45—C46—H46A | 119.9 |
C15—C16—H16 | 119.9 | C47—C46—H46A | 119.9 |
C11—C16—H16 | 119.9 | C48—C47—C46 | 121.2 (8) |
C18—O4—Cu2 | 124.36 (18) | C48—C47—H47A | 119.4 |
C20—O5—Cu2 | 123.79 (19) | C46—C47—H47A | 119.4 |
F9—C17—F8 | 107.4 (3) | C43—C48—C47 | 116.6 (8) |
F9—C17—F7 | 107.3 (3) | C43—C48—C40 | 121.0 (7) |
F8—C17—F7 | 107.0 (3) | C47—C48—C40 | 122.3 (7) |
F9—C17—C18 | 110.8 (2) | C48'—C43'—C44' | 120.1 (10) |
F8—C17—C18 | 113.6 (3) | C48'—C43'—H43B | 120.0 |
F7—C17—C18 | 110.5 (2) | C44'—C43'—H43B | 120.0 |
O4—C18—C19 | 129.1 (3) | C45'—C44'—C43' | 118.3 (9) |
O4—C18—C17 | 111.8 (2) | C45'—C44'—H44B | 120.8 |
C19—C18—C17 | 119.1 (3) | C43'—C44'—H44B | 120.8 |
C18—C19—C20 | 121.3 (3) | C46'—C45'—C44' | 123.4 (10) |
C18—C19—H19 | 119.4 | C46'—C45'—H45B | 118.3 |
C20—C19—H19 | 119.4 | C44'—C45'—H45B | 118.3 |
O5—C20—C19 | 128.5 (3) | C45'—C46'—C47' | 118.0 (10) |
O5—C20—C21 | 113.3 (3) | C45'—C46'—H46B | 121.0 |
C19—C20—C21 | 118.1 (3) | C47'—C46'—H46B | 121.0 |
F12—C21—F10 | 111.7 (3) | C48'—C47'—C46' | 120.1 (10) |
F12—C21—F11 | 106.3 (3) | C48'—C47'—H47B | 119.9 |
F10—C21—F11 | 103.9 (3) | C46'—C47'—H47B | 119.9 |
F12—C21—C20 | 113.6 (3) | C43'—C48'—C47' | 119.3 (10) |
F10—C21—C20 | 110.0 (3) | C43'—C48'—C40 | 123.3 (9) |
F11—C21—C20 | 110.8 (3) | C47'—C48'—C40 | 117.1 (9) |
O3—Cu1—O1—C1 | −80.7 (3) | F14—C22—C23—O6 | 75.5 (6) |
O3i—Cu1—O1—C1 | 99.3 (3) | F15—C22—C23—O6 | −159.2 (4) |
O2—Cu1—O1—C1 | −173.6 (3) | F13—C22—C23—O6 | −42.4 (5) |
O2i—Cu1—O1—C1 | 6.4 (3) | F14—C22—C23—C24 | −105.4 (6) |
Cu1—O1—C1—C4i | −5.6 (5) | F15—C22—C23—C24 | 19.9 (6) |
Cu1—O1—C1—C2 | 173.62 (19) | F13—C22—C23—C24 | 136.7 (4) |
O1—C1—C2—F1 | 55.9 (4) | O6—C23—C24—C25 | 6.8 (6) |
C4i—C1—C2—F1 | −124.7 (3) | C22—C23—C24—C25 | −172.2 (4) |
O1—C1—C2—F3 | 178.7 (3) | Cu2—O7—C25—C24 | 2.2 (5) |
C4i—C1—C2—F3 | −1.9 (4) | Cu2—O7—C25—C26 | −175.0 (2) |
O1—C1—C2—F2 | −62.0 (3) | C23—C24—C25—O7 | 8.2 (6) |
C4i—C1—C2—F2 | 117.4 (3) | C23—C24—C25—C26 | −174.7 (3) |
O1i—Cu1—O2—C3 | 7.1 (2) | O7—C25—C26—F18 | −177.2 (3) |
O1—Cu1—O2—C3 | −172.9 (2) | C24—C25—C26—F18 | 5.2 (5) |
O3—Cu1—O2—C3 | 100.7 (2) | O7—C25—C26—F16 | −54.3 (4) |
O3i—Cu1—O2—C3 | −79.3 (2) | C24—C25—C26—F16 | 128.0 (3) |
Cu1—O2—C3—C4 | −7.0 (4) | O7—C25—C26—F17 | 61.4 (4) |
Cu1—O2—C3—C5 | 173.05 (18) | C24—C25—C26—F17 | −116.3 (4) |
O2—C3—C4—C1i | 3.5 (5) | O4—Cu2—O8—N2 | −16.7 (2) |
C5—C3—C4—C1i | −176.5 (3) | O7—Cu2—O8—N2 | 158.7 (2) |
O2—C3—C5—F6 | 77.2 (4) | O9—Cu2—O8—N2 | −111.9 (2) |
C4—C3—C5—F6 | −102.8 (4) | O6—Cu2—O8—N2 | 72.9 (2) |
O2—C3—C5—F4 | −41.4 (4) | Cu2—O8—N2—C31 | 131.9 (2) |
C4—C3—C5—F4 | 138.6 (4) | Cu2—O8—N2—C27 | −52.0 (3) |
O2—C3—C5—F5 | −160.6 (3) | O8—N2—C27—C28 | −175.8 (3) |
C4—C3—C5—F5 | 19.5 (4) | C31—N2—C27—C28 | 0.2 (4) |
O1i—Cu1—O3—N1 | −9.2 (2) | N2—C27—C28—C29 | 2.0 (5) |
O1—Cu1—O3—N1 | 170.8 (2) | C27—C28—C29—C30 | −2.5 (4) |
O2—Cu1—O3—N1 | −95.98 (19) | C27—C28—C29—C32 | 177.3 (3) |
O2i—Cu1—O3—N1 | 84.02 (19) | C28—C29—C30—C31 | 1.0 (4) |
Cu1—O3—N1—C10 | −73.5 (4) | C32—C29—C30—C31 | −178.8 (3) |
Cu1—O3—N1—C6 | 107.7 (3) | O8—N2—C31—C30 | 174.4 (3) |
O3—N1—C6—C7 | 177.9 (3) | C27—N2—C31—C30 | −1.7 (4) |
C10—N1—C6—C7 | −0.8 (5) | C29—C30—C31—N2 | 1.1 (5) |
N1—C6—C7—C8 | 0.4 (5) | C30—C29—C32—C37 | −9.3 (5) |
C6—C7—C8—C9 | 0.1 (5) | C28—C29—C32—C37 | 170.9 (3) |
C6—C7—C8—C11 | −179.6 (3) | C30—C29—C32—C33 | 167.3 (3) |
C7—C8—C9—C10 | −0.1 (6) | C28—C29—C32—C33 | −12.5 (5) |
C11—C8—C9—C10 | 179.6 (4) | C37—C32—C33—C34 | −2.2 (6) |
O3—N1—C10—C9 | −177.9 (4) | C29—C32—C33—C34 | −179.0 (4) |
C6—N1—C10—C9 | 0.8 (6) | C32—C33—C34—C35 | 0.6 (7) |
C8—C9—C10—N1 | −0.4 (7) | C33—C34—C35—C36 | 0.8 (7) |
C9—C8—C11—C12 | −155.9 (4) | C34—C35—C36—C37 | −0.5 (8) |
C7—C8—C11—C12 | 23.8 (5) | C33—C32—C37—C36 | 2.5 (6) |
C9—C8—C11—C16 | 23.4 (5) | C29—C32—C37—C36 | 179.3 (4) |
C7—C8—C11—C16 | −157.0 (3) | C35—C36—C37—C32 | −1.2 (8) |
C16—C11—C12—C13 | −0.1 (5) | O4—Cu2—O9—N3 | −55.3 (3) |
C8—C11—C12—C13 | 179.1 (3) | O8—Cu2—O9—N3 | 36.6 (3) |
C11—C12—C13—C14 | −0.8 (7) | O7—Cu2—O9—N3 | 122.6 (2) |
C12—C13—C14—C15 | 1.4 (7) | O5—Cu2—O9—N3 | −146.6 (3) |
C13—C14—C15—C16 | −1.1 (6) | O6—Cu2—O9—N3 | −162.3 (3) |
C14—C15—C16—C11 | 0.2 (5) | Cu2—O9—N3—C42 | −158.7 (2) |
C12—C11—C16—C15 | 0.4 (5) | Cu2—O9—N3—C38 | 22.9 (4) |
C8—C11—C16—C15 | −178.9 (3) | O9—N3—C38—C39 | 178.8 (3) |
O8—Cu2—O4—C18 | 168.4 (2) | C42—N3—C38—C39 | 0.4 (4) |
O5—Cu2—O4—C18 | −10.3 (2) | N3—C38—C39—C40 | 0.6 (5) |
O9—Cu2—O4—C18 | −95.8 (2) | C38—C39—C40—C41 | −1.6 (5) |
O6—Cu2—O4—C18 | 70.0 (2) | C38—C39—C40—C48 | 169.0 (4) |
O4—Cu2—O5—C20 | 11.7 (2) | C38—C39—C40—C48' | −169.2 (6) |
O7—Cu2—O5—C20 | −163.7 (2) | C39—C40—C41—C42 | 1.8 (5) |
O9—Cu2—O5—C20 | 106.7 (2) | C48—C40—C41—C42 | −169.0 (4) |
O6—Cu2—O5—C20 | −77.4 (2) | C48'—C40—C41—C42 | 170.0 (5) |
Cu2—O4—C18—C19 | 4.9 (4) | O9—N3—C42—C41 | −178.7 (3) |
Cu2—O4—C18—C17 | −174.18 (18) | C38—N3—C42—C41 | −0.3 (4) |
F9—C17—C18—O4 | −60.0 (3) | C40—C41—C42—N3 | −0.8 (5) |
F8—C17—C18—O4 | 179.0 (3) | C48—C43—C44—C45 | 2.3 (12) |
F7—C17—C18—O4 | 58.8 (3) | C43—C44—C45—C46 | 5.2 (12) |
F9—C17—C18—C19 | 120.9 (3) | C44—C45—C46—C47 | −5.3 (12) |
F8—C17—C18—C19 | −0.1 (4) | C45—C46—C47—C48 | −2.1 (12) |
F7—C17—C18—C19 | −120.4 (3) | C44—C43—C48—C47 | −9.3 (12) |
O4—C18—C19—C20 | 3.6 (5) | C44—C43—C48—C40 | 171.4 (7) |
C17—C18—C19—C20 | −177.4 (3) | C46—C47—C48—C43 | 9.3 (12) |
Cu2—O5—C20—C19 | −8.0 (5) | C46—C47—C48—C40 | −171.5 (7) |
Cu2—O5—C20—C21 | 172.2 (2) | C41—C40—C48—C43 | −157.6 (6) |
C18—C19—C20—O5 | −1.7 (5) | C39—C40—C48—C43 | 32.1 (9) |
C18—C19—C20—C21 | 178.1 (3) | C48'—C40—C48—C43 | −70 (2) |
O5—C20—C21—F12 | −163.7 (3) | C41—C40—C48—C47 | 23.3 (9) |
C19—C20—C21—F12 | 16.5 (5) | C39—C40—C48—C47 | −147.1 (7) |
O5—C20—C21—F10 | 70.2 (4) | C48'—C40—C48—C47 | 111 (2) |
C19—C20—C21—F10 | −109.7 (3) | C48'—C43'—C44'—C45' | −0.7 (15) |
O5—C20—C21—F11 | −44.1 (4) | C43'—C44'—C45'—C46' | −4.5 (16) |
C19—C20—C21—F11 | 136.0 (3) | C44'—C45'—C46'—C47' | 1.9 (16) |
O4—Cu2—O6—C23 | −160.1 (2) | C45'—C46'—C47'—C48' | 5.7 (16) |
O8—Cu2—O6—C23 | 108.5 (2) | C44'—C43'—C48'—C47' | 8.0 (16) |
O7—Cu2—O6—C23 | 23.0 (2) | C44'—C43'—C48'—C40 | −178.3 (9) |
O5—Cu2—O6—C23 | −68.3 (2) | C46'—C47'—C48'—C43' | −10.6 (16) |
O9—Cu2—O6—C23 | −52.4 (4) | C46'—C47'—C48'—C40 | 175.2 (9) |
O8—Cu2—O7—C25 | −112.3 (3) | C41—C40—C48'—C43' | −131.0 (9) |
O5—Cu2—O7—C25 | 66.6 (3) | C39—C40—C48'—C43' | 36.5 (12) |
O9—Cu2—O7—C25 | 152.0 (3) | C41—C40—C48'—C47' | 42.9 (11) |
O6—Cu2—O7—C25 | −13.6 (3) | C39—C40—C48'—C47' | −149.7 (8) |
Cu2—O6—C23—C24 | −23.4 (5) | C48—C40—C48'—C47' | −59.9 (19) |
Cu2—O6—C23—C22 | 155.6 (3) |
Symmetry code: (i) −x+2, −y+1, −z+1. |
D—H···A | D—H | H···A | D···A | D—H···A |
C41—H41···F2ii | 0.95 | 2.45 | 3.219 (5) | 138 |
C45′—H45B···F4i | 0.95 | 2.31 | 3.159 (2) | 148 |
C42—H42···O3ii | 0.95 | 2.47 | 3.376 (3) | 160 |
C6—H6···O9iii | 0.95 | 2.27 | 3.215 (3) | 171 |
C31—H31···O8iv | 0.95 | 2.41 | 3.333 (5) | 163 |
C27—H27···O6 | 0.95 | 2.55 | 3.389 (4) | 147 |
C38—H38···O4 | 0.95 | 2.55 | 3.334 (6) | 140 |
C10—H10···O2i | 0.95 | 2.51 | 3.249 (6) | 134 |
Symmetry codes: (i) −x+2, −y+1, −z+1; (ii) x, y, z+1; (iii) x, y, z−1; (iv) −x+1, −y, −z+2. |
Experimental details
Crystal data | |
Chemical formula | [Cu(C5HF6O2)2(C11H9NO)2] |
Mr | 820.04 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 150 |
a, b, c (Å) | 14.3902 (6), 14.7372 (6), 14.9636 (10) |
α, β, γ (°) | 102.191 (3), 111.192 (3), 114.122 (2) |
V (Å3) | 2448.4 (2) |
Z | 3 |
Radiation type | Mo Kα |
µ (mm−1) | 0.79 |
Crystal size (mm) | 0.20 × 0.16 × 0.10 |
Data collection | |
Diffractometer | Bruker X8 Kappa CCD APEXII |
Absorption correction | Multi-scan (SADABS; Sheldrick, 1998) |
Tmin, Tmax | 0.859, 0.926 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 128806, 13039, 8907 |
Rint | 0.052 |
(sin θ/λ)max (Å−1) | 0.685 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.054, 0.186, 0.97 |
No. of reflections | 13039 |
No. of parameters | 702 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 1.18, −0.76 |
Computer programs: APEX2 (Bruker, 2006), SAINT-Plus (Bruker, 2005), SHELXTL (Sheldrick, 2008), DIAMOND (Brandenburg, 2009).
D—H···A | D—H | H···A | D···A | D—H···A |
C41—H41···F2i | 0.95 | 2.45 | 3.219 (5) | 138 |
C45'—H45B···F4ii | 0.95 | 2.31 | 3.159 (2) | 148 |
C42—H42···O3i | 0.95 | 2.47 | 3.376 (3) | 160 |
C6—H6···O9iii | 0.95 | 2.27 | 3.215 (3) | 171 |
C31—H31···O8iv | 0.95 | 2.41 | 3.333 (5) | 163 |
C27—H27···O6 | 0.95 | 2.55 | 3.389 (4) | 147 |
C38—H38···O4 | 0.95 | 2.55 | 3.334 (6) | 140 |
C10—H10···O2ii | 0.95 | 2.51 | 3.249 (6) | 134 |
Symmetry codes: (i) x, y, z+1; (ii) −x+2, −y+1, −z+1; (iii) x, y, z−1; (iv) −x+1, −y, −z+2. |
Acknowledgements
We are grateful to the Fundação para a Ciência e a Tecnologia (FCT, Portugal) for their general financial support, for specific funding toward the purchase of the single-crystal X-ray diffractometer, and for the post-doctoral research grant Nos. SFRH/BPD/63736/2009 (to JAF). We further acknowledge the FCT for additional funding under the R&D project PTDC/QUI/69302/2006.
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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 coordination chemistry of 4-phenylpyridine-N-oxide (PPNO; C11H9NO) is rather unknown. Surveying the Cambridge Structural Database (Allen, 2002) only four structures were found: copper (Watson & Johnson, 1971) and tin complexes (Papadaki et al., 1999), an inclusion compound of PPNO into a derivative of calix[4]pyrrole (Verdejo et al.,2009), and a recently published Cu2+ dinuclear complex (Ramos et al., 2010). Following our interest in the preparation and study of the properties of inclusion compounds of cyclodextrins (Marques et al., 2009; Petrovski et al., 2008; Pereira et al., 2008; Marques et al., 2008; Pereira et al., 2006; Braga et al., 2006) we prepared a new copper compound suitable for being used as a guest in inclusion chemistry. We have reacted [Cu(hfac)2] (where hfac- stands for hexafluoroacetylacetonate) with PPNO, affording the title compound as deep-green crystals, whose structure we wish to report here.
The title compound (see Scheme) results from a co-crystallization of the cis and trans isomers of [Cu(hfac)2(PPNO)2] (Figure 1). For each isomer, the Cu2+ centre is coordinated to two hfac- and two PPNO ligands, with the {CuO6} coordination polyhedra resembling the typical Jahn-Teller distorted octahedral geometry.
In the trans isomer (Figure 1 - top) the metal centre is situated at an inversion point. The Cu1—O distances are 1.966 (2) and 2.331 (2) Å for the hfac- anion, and 1.968 (2) Å for the PPNO ligand. The cis octahedral angles fall within a short range of the ideal value being found in the 86.25 (9)–93.75 (9)° range. In the cis isomer (Figure 1 - bottom) the Cu2—O equatorial distances range from 1.9532 (19) to 1.990 (2) Å, while the apical distances are 2.230 (Cu2—O9 with PPNO) and 2.365 (2) Å (Cu—O6 with hfac-). As in the other isomer, the cis and trans octahedral angles in this complex also approach those of an ideal octahedron being found in the 80.26 (9)–98.43 (9)° and 165.15 (8)–176.63 (9)° ranges, respectively. In addition, the terminal phenyl ring of one coordinated PPNO was found to be disordered over two positions (see Experimental Section). This crystallographic feature seems to be driven by the need to form a short C—H···F contact (see below). An interesting feature common to both isomers concerns the 〈(Cu—O—N) angles of the coordinated PPNO ligands which approach ca 120°. Indeed, while the 〈(Cu1—O3—N1) angle for the trans isomer is 117.82 (18)°, for the cis isomer the analogues 〈(Cu1—O9—N3) and 〈(Cu1—O8—N2) angles are 131.12 (17) and 122.39 (16)°, respectively.
Besides the need to effectively fill the available space, the crystal packing of the two isomers (Figure 2) is also mediated by a number of C—H···F and C—H···O short contacts (Table 1). The shortest of the intermolecular contacts concerns the para H-atom of one of the disordered phenyl ring of the cis isomer, with a H···F distance of ca 2.31 Å [C45'—H45B···F4 angle of ca 148°]. While the C31—H31···O8 contact leads to connections between adjacent cis isomers, the combination of C6—H6···O9 and C42—H42···O3 interactions connects instead neighbouring cis and trans isomers [both form R22(8) graph set motifs - Grell et al. (1999)].