metal-organic compounds
Bis[dicyclohexyl(phenyl)phosphane-κP]silver(I) perchlorate dichloromethane monosolvate
aResearch Centre for Synthesis and Catalysis, Department of Chemistry, University of Johannesburg, PO Box 524 Auckland Park, Johannesburg 2006, South Africa
*Correspondence e-mail: boowaga@uj.ac.za
In the title compound, [Ag{P(C6H11)2(C6H5)}2]ClO4·CH2Cl2, the AgI atom in the mononuclear complex cation is coordinated by two P atoms of the phosphane ligands [Ag—P = 2.3993 (4) and 2.4011 (4) Å; P—Ag—P = 177.473 (18)°] and the perchlorate anion acts as the counter-anion. There is an Ag⋯Operchlorate interaction of 2.873 (2) Å, which contributes to the slightly non-linear bond angle about the AgI atom. Weak intermolecular C—H⋯O hydrogen-bonding interactions involving phenyl, cyclohexyl and dichloromethane H-atom donors and perchlorate O-atom acceptors contribute to the stabilization of the crystal structure.
Related literature
For a review of the chemistry of silver(I) complexes, see: Meijboom et al. (2009). For the coordination chemistry of AgX salts (X = F−, Cl−, Br−, I−, BF4−, PF6−, NO3−) with group 15 donor ligands, with the main focus on tertiary and in their context as potential antitumor agents, see: Berners-Price et al. (1998); Liu et al. (2008). For two- and three-coordinate AgX (X = NO3−) complexes/salts with bulky phosphane ligands, see: Bowmaker et al. (1996); Camalli & Caruso (1988); Fenske et al. (2007); for X = NO2, see: Cingolani et al. (2002); for X = Cl−, Br−, I−, CN−, SCN− and NCO−, see: Bowmaker et al. (1996); Bayler et al. (1996); for two-coordinate X = ClO4−, see: Alyea et al. (1982, 2002); Baiada et al. (1990); Burgoyne et al. (2010). For the solution behavior of [LnAgX] complexes, see: Muetterties & Alegranti (1972). For atomic radii, see: Pauling (1960).
Experimental
Crystal data
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Data collection: APEX2 (Bruker, 2007); cell SAINT-Plus (Bruker, 2007); data reduction: SAINT-Plus and XPREP (Bruker, 2007); program(s) used to solve structure: SIR97 (Altomare et al., 1999); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: DIAMOND (Brandenburg & Putz, 2005) and ORTEP-3 (Farrugia, 1997); software used to prepare material for publication: WinGX (Farrugia, 1999).
Supporting information
10.1107/S1600536811009822/zs2098sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536811009822/zs2098Isup2.hkl
AgClO4 (0.10 g, 0.50 mmol) and P{(C6H11)2Ph} (0.54 g, 1.0 mmol) were dissolved in warm ethanol to give a clear solution which on cooling and solvent evaporation deposited white solid which was then recrystallised in dichloromethane giving colourles crystals of [Ag{PPh(C6H11)2]+ClO4- in good yield.
All hydrogen atoms were positioned geometrically, with C–H = 0.98 Å for methine H atoms, 0.97 Å for methylene hydrogen and 0.93 Å for aromatic H atoms, and allowed to ride on their parent atoms with Uiso(H) = 1.2Ueq(C).
Data collection: APEX2 (Bruker, 2007); cell
SAINT-Plus (Bruker, 2007); data reduction: SAINT-Plus and XPREP (Bruker, 2007); program(s) used to solve structure: SIR97 (Altomare et al., 1999); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: DIAMOND (Brandenburg & Putz, 2005) and ORTEP-3 (Farrugia, 1997); software used to prepare material for publication: WinGX (Farrugia, 1999).[Ag(C18H27P)2]ClO4·CH2Cl2 | F(000) = 876 |
Mr = 840.98 | Dx = 1.437 Mg m−3 |
Monoclinic, Pn | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: P -2yac | Cell parameters from 42062 reflections |
a = 9.5910 (3) Å | θ = 2.4–28° |
b = 13.4369 (4) Å | µ = 0.84 mm−1 |
c = 15.1290 (5) Å | T = 100 K |
β = 94.706 (1)° | Block, colourless |
V = 1943.15 (11) Å3 | 0.17 × 0.15 × 0.13 mm |
Z = 2 |
Bruker X8 APEXII 4K Kappa CCD diffractometer | 8861 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.025 |
ϕ and ω scans | θmax = 28°, θmin = 2.4° |
Absorption correction: multi-scan (SADABS; Bruker, 2007) | h = −12→12 |
Tmin = 0.870, Tmax = 0.898 | k = −17→17 |
40522 measured reflections | l = −19→19 |
8989 independent reflections |
Refinement on F2 | Secondary atom site location: difference Fourier map |
Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
R[F2 > 2σ(F2)] = 0.017 | H-atom parameters constrained |
wR(F2) = 0.045 | w = 1/[σ2(Fo2) + (0.0211P)2 + 0.5077P] where P = (Fo2 + 2Fc2)/3 |
S = 1.06 | (Δ/σ)max = 0.004 |
8989 reflections | Δρmax = 0.43 e Å−3 |
424 parameters | Δρmin = −0.28 e Å−3 |
2 restraints | Absolute structure: Flack (1983), 4288 Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: 0.029 (10) |
[Ag(C18H27P)2]ClO4·CH2Cl2 | V = 1943.15 (11) Å3 |
Mr = 840.98 | Z = 2 |
Monoclinic, Pn | Mo Kα radiation |
a = 9.5910 (3) Å | µ = 0.84 mm−1 |
b = 13.4369 (4) Å | T = 100 K |
c = 15.1290 (5) Å | 0.17 × 0.15 × 0.13 mm |
β = 94.706 (1)° |
Bruker X8 APEXII 4K Kappa CCD diffractometer | 8989 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2007) | 8861 reflections with I > 2σ(I) |
Tmin = 0.870, Tmax = 0.898 | Rint = 0.025 |
40522 measured reflections |
R[F2 > 2σ(F2)] = 0.017 | H-atom parameters constrained |
wR(F2) = 0.045 | Δρmax = 0.43 e Å−3 |
S = 1.06 | Δρmin = −0.28 e Å−3 |
8989 reflections | Absolute structure: Flack (1983), 4288 Friedel pairs |
424 parameters | Absolute structure parameter: 0.029 (10) |
2 restraints |
Experimental. The intensity data were collected on a Bruker X8 Apex 4 K CCD diffractometer using an exposure time of 15 sec/per frame. A total of 2217 frames were collected with a frame width of 0.5° covering up to θ = 28.00° with 99.8% completeness accomplished. |
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. >>> The Following ALERTS were generated <<< Format: alert-number_ALERT_alert-type_alert-level text 111_ALERT_2_B ADDSYM Detects (Pseudo) Centre of Symmetry ···.. 91 PerFi 113_ALERT_2_C ADDSYM Suggests Possible Pseudo/New Space-group. P21/c Author Response: The ADDSYM alert is false. For Z = 2, a center of symmetry is impossible. The structure cannot be solved in P21/c. 220_ALERT_2_C Large Non-Solvent C Ueq(max)/Ueq(min) ··· 2.61 Ratio 244_ALERT_4_C Low 'Solvent' Ueq as Compared to Neighbours for Cl1 Probably caused by movement of carbon atom. 860_ALERT_3_G Note: Number of Least-Squares Restraints ······. 2 Author response: Two reflections omitted (0 1 1) and (0 1 -1); Affected by beam stop. |
x | y | z | Uiso*/Ueq | ||
C11 | −0.02707 (17) | 0.53292 (12) | 0.29399 (11) | 0.0125 (3) | |
C12 | −0.12656 (18) | 0.56247 (12) | 0.35064 (11) | 0.0161 (3) | |
H12 | −0.1041 | 0.613 | 0.3933 | 0.019* | |
C13 | −0.25890 (19) | 0.51870 (13) | 0.34549 (13) | 0.0204 (4) | |
H13 | −0.3257 | 0.5388 | 0.385 | 0.024* | |
C14 | −0.29256 (18) | 0.44581 (13) | 0.28264 (13) | 0.0205 (4) | |
H14 | −0.3824 | 0.4155 | 0.2793 | 0.025* | |
C15 | −0.19568 (19) | 0.41696 (13) | 0.22475 (12) | 0.0179 (3) | |
H15 | −0.2199 | 0.3681 | 0.1807 | 0.021* | |
C16 | −0.06343 (18) | 0.45913 (12) | 0.23082 (11) | 0.0145 (3) | |
H16 | 0.0033 | 0.4378 | 0.1918 | 0.017* | |
C21 | 0.21578 (17) | 0.57881 (12) | 0.19859 (10) | 0.0119 (3) | |
H21 | 0.1938 | 0.5116 | 0.1728 | 0.014* | |
C22 | 0.14331 (18) | 0.65755 (12) | 0.13730 (11) | 0.0150 (3) | |
H22A | 0.0407 | 0.6482 | 0.1348 | 0.018* | |
H22B | 0.1653 | 0.7248 | 0.1612 | 0.018* | |
C23 | 0.19249 (19) | 0.64875 (13) | 0.04391 (11) | 0.0182 (3) | |
H23A | 0.1622 | 0.5838 | 0.018 | 0.022* | |
H23B | 0.1485 | 0.7019 | 0.0059 | 0.022* | |
C24 | 0.3509 (2) | 0.65726 (14) | 0.04524 (11) | 0.0246 (4) | |
H24A | 0.3799 | 0.644 | −0.015 | 0.03* | |
H24B | 0.3795 | 0.726 | 0.0617 | 0.03* | |
C25 | 0.4249 (2) | 0.58524 (17) | 0.11003 (12) | 0.0291 (4) | |
H25A | 0.5268 | 0.5982 | 0.1133 | 0.035* | |
H25B | 0.4089 | 0.5165 | 0.0881 | 0.035* | |
C26 | 0.37395 (19) | 0.59401 (14) | 0.20338 (12) | 0.0212 (4) | |
H26A | 0.4209 | 0.5433 | 0.2428 | 0.025* | |
H26B | 0.3979 | 0.6605 | 0.2283 | 0.025* | |
C31 | 0.24934 (17) | 0.49289 (12) | 0.37783 (10) | 0.0128 (3) | |
H31 | 0.3498 | 0.5135 | 0.3804 | 0.015* | |
C32 | 0.24074 (18) | 0.38648 (11) | 0.34070 (10) | 0.0160 (3) | |
H32A | 0.1417 | 0.3649 | 0.3343 | 0.019* | |
H32B | 0.2764 | 0.3857 | 0.2811 | 0.019* | |
C33 | 0.3257 (2) | 0.31375 (12) | 0.40118 (11) | 0.0197 (4) | |
H33A | 0.312 | 0.2453 | 0.3778 | 0.024* | |
H33B | 0.4264 | 0.3302 | 0.4014 | 0.024* | |
C34 | 0.28224 (19) | 0.31800 (12) | 0.49569 (11) | 0.0180 (3) | |
H34A | 0.1849 | 0.2938 | 0.4966 | 0.022* | |
H34B | 0.3435 | 0.2737 | 0.534 | 0.022* | |
C35 | 0.29225 (19) | 0.42345 (12) | 0.53194 (11) | 0.0153 (3) | |
H35A | 0.3913 | 0.445 | 0.5367 | 0.018* | |
H35B | 0.2591 | 0.4245 | 0.5922 | 0.018* | |
C36 | 0.20534 (17) | 0.49594 (12) | 0.47266 (10) | 0.0136 (3) | |
H36A | 0.2178 | 0.5642 | 0.4966 | 0.016* | |
H36B | 0.1051 | 0.4784 | 0.4725 | 0.016* | |
C41 | 0.10067 (18) | 1.01131 (12) | 0.37557 (11) | 0.0155 (3) | |
C42 | 0.04090 (18) | 1.09320 (12) | 0.41545 (11) | 0.0180 (3) | |
H42 | 0.0401 | 1.0958 | 0.4782 | 0.022* | |
C43 | −0.0174 (2) | 1.17090 (13) | 0.36388 (12) | 0.0222 (4) | |
H43 | −0.0644 | 1.2236 | 0.391 | 0.027* | |
C44 | −0.00698 (19) | 1.17140 (12) | 0.27295 (11) | 0.0204 (3) | |
H44 | −0.0393 | 1.2272 | 0.2385 | 0.024* | |
C45 | 0.0506 (2) | 1.09062 (14) | 0.23249 (12) | 0.0224 (4) | |
H45 | 0.052 | 1.089 | 0.1698 | 0.027* | |
C46 | 0.10678 (18) | 1.01141 (13) | 0.28362 (11) | 0.0165 (3) | |
H46 | 0.1494 | 0.9573 | 0.2557 | 0.02* | |
C51 | 0.09940 (17) | 0.90840 (12) | 0.54482 (10) | 0.0134 (3) | |
H51 | 0.1079 | 0.9762 | 0.5719 | 0.016* | |
C52 | −0.05629 (18) | 0.88336 (14) | 0.52725 (12) | 0.0198 (4) | |
H52A | −0.102 | 0.9336 | 0.4867 | 0.024* | |
H52B | −0.0666 | 0.8175 | 0.4981 | 0.024* | |
C53 | −0.1279 (2) | 0.88174 (16) | 0.61383 (12) | 0.0274 (4) | |
H53A | −0.1255 | 0.9493 | 0.6401 | 0.033* | |
H53B | −0.2271 | 0.8621 | 0.6014 | 0.033* | |
C54 | −0.0550 (2) | 0.80857 (15) | 0.67974 (13) | 0.0311 (4) | |
H54A | −0.0995 | 0.8117 | 0.7364 | 0.037* | |
H54B | −0.0666 | 0.7401 | 0.6562 | 0.037* | |
C55 | 0.1000 (2) | 0.83198 (14) | 0.69654 (12) | 0.0253 (4) | |
H55A | 0.1449 | 0.7813 | 0.7369 | 0.03* | |
H55B | 0.1115 | 0.8976 | 0.726 | 0.03* | |
C56 | 0.1723 (2) | 0.83343 (13) | 0.60998 (11) | 0.0190 (3) | |
H56A | 0.1688 | 0.7662 | 0.5831 | 0.023* | |
H56B | 0.2718 | 0.8522 | 0.6225 | 0.023* | |
C61 | 0.36538 (18) | 0.95152 (12) | 0.46563 (11) | 0.0140 (3) | |
H61 | 0.4118 | 0.8994 | 0.505 | 0.017* | |
C62 | 0.38033 (18) | 1.04925 (13) | 0.51713 (12) | 0.0169 (3) | |
H62A | 0.3276 | 1.1021 | 0.4832 | 0.02* | |
H62B | 0.339 | 1.0414 | 0.5746 | 0.02* | |
C63 | 0.5324 (2) | 1.08093 (14) | 0.53414 (13) | 0.0215 (4) | |
H63A | 0.5806 | 1.0347 | 0.5775 | 0.026* | |
H63B | 0.536 | 1.1483 | 0.5608 | 0.026* | |
C64 | 0.61025 (19) | 1.08221 (13) | 0.45012 (13) | 0.0227 (4) | |
H64A | 0.5715 | 1.1354 | 0.41 | 0.027* | |
H64B | 0.7104 | 1.0969 | 0.4658 | 0.027* | |
C65 | 0.59659 (19) | 0.98287 (13) | 0.40285 (12) | 0.0199 (4) | |
H65A | 0.6444 | 0.931 | 0.4406 | 0.024* | |
H65B | 0.6433 | 0.9866 | 0.347 | 0.024* | |
C66 | 0.44409 (18) | 0.95370 (13) | 0.38199 (11) | 0.0178 (3) | |
H66A | 0.4394 | 0.8871 | 0.3538 | 0.021* | |
H66B | 0.3986 | 1.0019 | 0.3394 | 0.021* | |
C67 | 0.6908 (2) | 0.77168 (16) | 0.25252 (15) | 0.0267 (4) | |
H67A | 0.6557 | 0.7674 | 0.3122 | 0.032* | |
H67B | 0.6956 | 0.7033 | 0.2285 | 0.032* | |
O1 | 0.5106 (2) | 0.74765 (10) | 0.57255 (11) | 0.0428 (4) | |
O2 | 0.68626 (18) | 0.72677 (14) | 0.47496 (12) | 0.0383 (4) | |
O3 | 0.57037 (17) | 0.58815 (9) | 0.52764 (9) | 0.0344 (3) | |
O4 | 0.45640 (16) | 0.69645 (12) | 0.42368 (10) | 0.0393 (4) | |
P1 | 0.14874 (4) | 0.58485 (3) | 0.30855 (3) | 0.01062 (8) | |
P2 | 0.18357 (4) | 0.90993 (3) | 0.43989 (3) | 0.01080 (8) | |
Cl1 | 0.55468 (4) | 0.68973 (3) | 0.50066 (2) | 0.01629 (7) | |
Cl2 | 0.57383 (5) | 0.84360 (3) | 0.18233 (3) | 0.02784 (9) | |
Cl3 | 0.85874 (6) | 0.82457 (5) | 0.26125 (4) | 0.04347 (13) | |
Ag1 | 0.170525 (17) | 0.748243 (8) | 0.372437 (13) | 0.01296 (3) |
U11 | U22 | U33 | U12 | U13 | U23 | |
C11 | 0.0124 (7) | 0.0107 (7) | 0.0141 (7) | −0.0004 (6) | 0.0002 (6) | 0.0027 (5) |
C12 | 0.0167 (8) | 0.0149 (7) | 0.0170 (8) | 0.0018 (6) | 0.0023 (6) | −0.0001 (6) |
C13 | 0.0155 (9) | 0.0180 (9) | 0.0286 (10) | 0.0021 (7) | 0.0075 (7) | 0.0023 (7) |
C14 | 0.0125 (8) | 0.0176 (8) | 0.0310 (9) | 0.0002 (6) | 0.0001 (7) | 0.0054 (7) |
C15 | 0.0190 (9) | 0.0147 (8) | 0.0191 (8) | −0.0023 (6) | −0.0039 (7) | 0.0007 (6) |
C16 | 0.0160 (8) | 0.0145 (7) | 0.0130 (7) | 0.0014 (6) | 0.0012 (6) | 0.0002 (6) |
C21 | 0.0117 (7) | 0.0122 (7) | 0.0120 (7) | −0.0001 (6) | 0.0022 (6) | 0.0008 (5) |
C22 | 0.0183 (8) | 0.0140 (7) | 0.0124 (7) | 0.0010 (6) | −0.0007 (6) | 0.0018 (6) |
C23 | 0.0236 (9) | 0.0191 (8) | 0.0118 (7) | −0.0031 (7) | 0.0003 (6) | 0.0019 (6) |
C24 | 0.0275 (10) | 0.0308 (10) | 0.0162 (8) | −0.0107 (8) | 0.0052 (7) | 0.0021 (7) |
C25 | 0.0157 (9) | 0.0517 (12) | 0.0208 (9) | 0.0019 (8) | 0.0072 (7) | 0.0039 (8) |
C26 | 0.0139 (8) | 0.0334 (10) | 0.0165 (8) | 0.0019 (7) | 0.0025 (6) | 0.0053 (7) |
C31 | 0.0139 (8) | 0.0108 (7) | 0.0136 (8) | 0.0027 (6) | −0.0001 (6) | 0.0005 (6) |
C32 | 0.0239 (9) | 0.0115 (7) | 0.0122 (7) | 0.0034 (6) | −0.0011 (6) | −0.0014 (5) |
C33 | 0.0274 (9) | 0.0131 (7) | 0.0185 (8) | 0.0073 (7) | 0.0002 (7) | −0.0001 (6) |
C34 | 0.0224 (8) | 0.0155 (7) | 0.0154 (7) | 0.0007 (6) | −0.0027 (6) | 0.0023 (6) |
C35 | 0.0169 (8) | 0.0156 (7) | 0.0131 (7) | −0.0003 (6) | −0.0003 (6) | 0.0005 (6) |
C36 | 0.0164 (8) | 0.0142 (7) | 0.0103 (7) | 0.0007 (6) | 0.0008 (6) | −0.0007 (5) |
C41 | 0.0181 (8) | 0.0136 (8) | 0.0148 (8) | 0.0013 (6) | 0.0005 (6) | 0.0009 (6) |
C42 | 0.0209 (9) | 0.0172 (8) | 0.0156 (8) | 0.0037 (6) | 0.0000 (6) | −0.0017 (6) |
C43 | 0.0267 (9) | 0.0140 (8) | 0.0256 (9) | 0.0054 (7) | 0.0009 (7) | −0.0027 (7) |
C44 | 0.0216 (9) | 0.0154 (7) | 0.0228 (9) | 0.0019 (6) | −0.0067 (7) | 0.0024 (6) |
C45 | 0.0267 (10) | 0.0242 (9) | 0.0164 (8) | 0.0034 (7) | 0.0016 (7) | 0.0049 (7) |
C46 | 0.0165 (8) | 0.0161 (7) | 0.0167 (8) | 0.0026 (6) | 0.0005 (6) | −0.0006 (6) |
C51 | 0.0157 (8) | 0.0129 (7) | 0.0119 (7) | −0.0014 (6) | 0.0024 (6) | −0.0011 (5) |
C52 | 0.0127 (8) | 0.0264 (9) | 0.0207 (8) | −0.0041 (7) | 0.0033 (6) | −0.0024 (7) |
C53 | 0.0203 (9) | 0.0368 (11) | 0.0264 (10) | −0.0034 (8) | 0.0098 (8) | −0.0038 (8) |
C54 | 0.0395 (12) | 0.0307 (10) | 0.0255 (9) | −0.0087 (9) | 0.0185 (9) | 0.0006 (8) |
C55 | 0.0365 (11) | 0.0260 (9) | 0.0142 (8) | 0.0033 (8) | 0.0065 (7) | 0.0048 (7) |
C56 | 0.0209 (9) | 0.0206 (8) | 0.0160 (8) | 0.0044 (7) | 0.0041 (6) | 0.0027 (6) |
C61 | 0.0144 (8) | 0.0141 (7) | 0.0135 (7) | −0.0027 (6) | 0.0010 (6) | −0.0003 (6) |
C62 | 0.0150 (8) | 0.0161 (8) | 0.0196 (8) | −0.0012 (6) | 0.0016 (6) | −0.0032 (6) |
C63 | 0.0229 (9) | 0.0198 (9) | 0.0214 (8) | −0.0056 (7) | 0.0004 (7) | −0.0011 (7) |
C64 | 0.0167 (8) | 0.0206 (9) | 0.0308 (10) | −0.0038 (7) | 0.0016 (7) | −0.0006 (7) |
C65 | 0.0164 (8) | 0.0200 (9) | 0.0235 (9) | −0.0011 (7) | 0.0026 (7) | 0.0024 (7) |
C66 | 0.0146 (8) | 0.0172 (8) | 0.0218 (9) | 0.0003 (6) | 0.0037 (6) | −0.0029 (6) |
C67 | 0.0241 (11) | 0.0246 (8) | 0.0309 (10) | −0.0043 (8) | −0.0012 (8) | 0.0113 (8) |
O1 | 0.0686 (13) | 0.0316 (8) | 0.0303 (8) | 0.0155 (7) | 0.0172 (8) | −0.0063 (6) |
O2 | 0.0294 (9) | 0.0453 (8) | 0.0407 (9) | −0.0203 (8) | 0.0064 (7) | −0.0006 (7) |
O3 | 0.0566 (10) | 0.0163 (6) | 0.0332 (7) | 0.0095 (6) | 0.0208 (7) | 0.0080 (5) |
O4 | 0.0315 (8) | 0.0464 (9) | 0.0372 (8) | 0.0029 (7) | −0.0137 (6) | −0.0016 (7) |
P1 | 0.01159 (19) | 0.00939 (17) | 0.01101 (18) | −0.00009 (14) | 0.00178 (14) | −0.00049 (14) |
P2 | 0.01190 (19) | 0.00915 (18) | 0.01123 (18) | 0.00047 (15) | 0.00028 (15) | −0.00057 (14) |
Cl1 | 0.01967 (19) | 0.01178 (15) | 0.01761 (17) | 0.00017 (14) | 0.00265 (14) | −0.00074 (13) |
Cl2 | 0.0276 (2) | 0.0304 (2) | 0.0245 (2) | −0.00379 (18) | −0.00447 (17) | 0.00539 (17) |
Cl3 | 0.0210 (2) | 0.0579 (3) | 0.0507 (3) | −0.0038 (2) | −0.0021 (2) | 0.0135 (3) |
Ag1 | 0.01589 (5) | 0.00932 (4) | 0.01378 (5) | −0.00066 (4) | 0.00196 (3) | −0.00173 (3) |
C11—C12 | 1.392 (2) | C43—H43 | 0.95 |
C11—C16 | 1.401 (2) | C44—C45 | 1.383 (3) |
C11—P1 | 1.8215 (17) | C44—H44 | 0.95 |
C12—C13 | 1.395 (3) | C45—C46 | 1.398 (2) |
C12—H12 | 0.95 | C45—H45 | 0.95 |
C13—C14 | 1.385 (3) | C46—H46 | 0.95 |
C13—H13 | 0.95 | C51—C52 | 1.532 (2) |
C14—C15 | 1.384 (3) | C51—C56 | 1.537 (2) |
C14—H14 | 0.95 | C51—P2 | 1.8391 (16) |
C15—C16 | 1.385 (2) | C51—H51 | 1 |
C15—H15 | 0.95 | C52—C53 | 1.528 (2) |
C16—H16 | 0.95 | C52—H52A | 0.99 |
C21—C26 | 1.526 (2) | C52—H52B | 0.99 |
C21—C22 | 1.535 (2) | C53—C54 | 1.528 (3) |
C21—P1 | 1.8338 (16) | C53—H53A | 0.99 |
C21—H21 | 1 | C53—H53B | 0.99 |
C22—C23 | 1.530 (2) | C54—C55 | 1.520 (3) |
C22—H22A | 0.99 | C54—H54A | 0.99 |
C22—H22B | 0.99 | C54—H54B | 0.99 |
C23—C24 | 1.523 (3) | C55—C56 | 1.532 (2) |
C23—H23A | 0.99 | C55—H55A | 0.99 |
C23—H23B | 0.99 | C55—H55B | 0.99 |
C24—C25 | 1.512 (3) | C56—H56A | 0.99 |
C24—H24A | 0.99 | C56—H56B | 0.99 |
C24—H24B | 0.99 | C61—C66 | 1.526 (2) |
C25—C26 | 1.536 (2) | C61—C62 | 1.528 (2) |
C25—H25A | 0.99 | C61—P2 | 1.8420 (17) |
C25—H25B | 0.99 | C61—H61 | 1 |
C26—H26A | 0.99 | C62—C63 | 1.521 (3) |
C26—H26B | 0.99 | C62—H62A | 0.99 |
C31—C36 | 1.529 (2) | C62—H62B | 0.99 |
C31—C32 | 1.536 (2) | C63—C64 | 1.526 (3) |
C31—P1 | 1.8412 (16) | C63—H63A | 0.99 |
C31—H31 | 1 | C63—H63B | 0.99 |
C32—C33 | 1.528 (2) | C64—C65 | 1.515 (3) |
C32—H32A | 0.99 | C64—H64A | 0.99 |
C32—H32B | 0.99 | C64—H64B | 0.99 |
C33—C34 | 1.523 (2) | C65—C66 | 1.522 (2) |
C33—H33A | 0.99 | C65—H65A | 0.99 |
C33—H33B | 0.99 | C65—H65B | 0.99 |
C34—C35 | 1.519 (2) | C66—H66A | 0.99 |
C34—H34A | 0.99 | C66—H66B | 0.99 |
C34—H34B | 0.99 | C67—Cl3 | 1.756 (2) |
C35—C36 | 1.525 (2) | C67—Cl2 | 1.768 (2) |
C35—H35A | 0.99 | C67—H67A | 0.99 |
C35—H35B | 0.99 | C67—H67B | 0.99 |
C36—H36A | 0.99 | O1—Cl1 | 1.4291 (15) |
C36—H36B | 0.99 | O2—Cl1 | 1.4394 (16) |
C41—C46 | 1.397 (2) | O3—Cl1 | 1.4290 (12) |
C41—C42 | 1.400 (2) | O4—Cl1 | 1.4397 (15) |
C41—P2 | 1.8187 (17) | P1—Ag1 | 2.4011 (4) |
C42—C43 | 1.393 (2) | P2—Ag1 | 2.3993 (4) |
C42—H42 | 0.95 | Cl1—O2 | 1.4394 (16) |
C43—C44 | 1.388 (3) | ||
C12—C11—C16 | 118.49 (15) | C46—C45—H45 | 119.9 |
C12—C11—P1 | 119.40 (13) | C41—C46—C45 | 120.41 (16) |
C16—C11—P1 | 121.98 (13) | C41—C46—H46 | 119.8 |
C11—C12—C13 | 120.79 (16) | C45—C46—H46 | 119.8 |
C11—C12—H12 | 119.6 | C52—C51—C56 | 110.67 (14) |
C13—C12—H12 | 119.6 | C52—C51—P2 | 110.07 (11) |
C14—C13—C12 | 119.75 (16) | C56—C51—P2 | 110.61 (11) |
C14—C13—H13 | 120.1 | C52—C51—H51 | 108.5 |
C12—C13—H13 | 120.1 | C56—C51—H51 | 108.5 |
C15—C14—C13 | 120.13 (16) | P2—C51—H51 | 108.5 |
C15—C14—H14 | 119.9 | C53—C52—C51 | 110.76 (15) |
C13—C14—H14 | 119.9 | C53—C52—H52A | 109.5 |
C14—C15—C16 | 120.15 (16) | C51—C52—H52A | 109.5 |
C14—C15—H15 | 119.9 | C53—C52—H52B | 109.5 |
C16—C15—H15 | 119.9 | C51—C52—H52B | 109.5 |
C15—C16—C11 | 120.65 (15) | H52A—C52—H52B | 108.1 |
C15—C16—H16 | 119.7 | C54—C53—C52 | 110.79 (16) |
C11—C16—H16 | 119.7 | C54—C53—H53A | 109.5 |
C26—C21—C22 | 109.59 (13) | C52—C53—H53A | 109.5 |
C26—C21—P1 | 111.85 (11) | C54—C53—H53B | 109.5 |
C22—C21—P1 | 110.02 (11) | C52—C53—H53B | 109.5 |
C26—C21—H21 | 108.4 | H53A—C53—H53B | 108.1 |
C22—C21—H21 | 108.4 | C55—C54—C53 | 111.37 (15) |
P1—C21—H21 | 108.4 | C55—C54—H54A | 109.4 |
C23—C22—C21 | 110.23 (14) | C53—C54—H54A | 109.4 |
C23—C22—H22A | 109.6 | C55—C54—H54B | 109.4 |
C21—C22—H22A | 109.6 | C53—C54—H54B | 109.4 |
C23—C22—H22B | 109.6 | H54A—C54—H54B | 108 |
C21—C22—H22B | 109.6 | C54—C55—C56 | 111.42 (15) |
H22A—C22—H22B | 108.1 | C54—C55—H55A | 109.3 |
C24—C23—C22 | 111.40 (14) | C56—C55—H55A | 109.3 |
C24—C23—H23A | 109.3 | C54—C55—H55B | 109.3 |
C22—C23—H23A | 109.3 | C56—C55—H55B | 109.3 |
C24—C23—H23B | 109.3 | H55A—C55—H55B | 108 |
C22—C23—H23B | 109.3 | C55—C56—C51 | 110.01 (14) |
H23A—C23—H23B | 108 | C55—C56—H56A | 109.7 |
C25—C24—C23 | 112.04 (14) | C51—C56—H56A | 109.7 |
C25—C24—H24A | 109.2 | C55—C56—H56B | 109.7 |
C23—C24—H24A | 109.2 | C51—C56—H56B | 109.7 |
C25—C24—H24B | 109.2 | H56A—C56—H56B | 108.2 |
C23—C24—H24B | 109.2 | C66—C61—C62 | 111.98 (14) |
H24A—C24—H24B | 107.9 | C66—C61—P2 | 110.77 (11) |
C24—C25—C26 | 112.27 (16) | C62—C61—P2 | 114.60 (12) |
C24—C25—H25A | 109.2 | C66—C61—H61 | 106.3 |
C26—C25—H25A | 109.2 | C62—C61—H61 | 106.3 |
C24—C25—H25B | 109.2 | P2—C61—H61 | 106.3 |
C26—C25—H25B | 109.2 | C63—C62—C61 | 112.06 (14) |
H25A—C25—H25B | 107.9 | C63—C62—H62A | 109.2 |
C21—C26—C25 | 109.64 (14) | C61—C62—H62A | 109.2 |
C21—C26—H26A | 109.7 | C63—C62—H62B | 109.2 |
C25—C26—H26A | 109.7 | C61—C62—H62B | 109.2 |
C21—C26—H26B | 109.7 | H62A—C62—H62B | 107.9 |
C25—C26—H26B | 109.7 | C62—C63—C64 | 112.95 (15) |
H26A—C26—H26B | 108.2 | C62—C63—H63A | 109 |
C36—C31—C32 | 110.94 (13) | C64—C63—H63A | 109 |
C36—C31—P1 | 110.12 (11) | C62—C63—H63B | 109 |
C32—C31—P1 | 113.99 (11) | C64—C63—H63B | 109 |
C36—C31—H31 | 107.1 | H63A—C63—H63B | 107.8 |
C32—C31—H31 | 107.1 | C65—C64—C63 | 110.73 (15) |
P1—C31—H31 | 107.1 | C65—C64—H64A | 109.5 |
C33—C32—C31 | 111.49 (13) | C63—C64—H64A | 109.5 |
C33—C32—H32A | 109.3 | C65—C64—H64B | 109.5 |
C31—C32—H32A | 109.3 | C63—C64—H64B | 109.5 |
C33—C32—H32B | 109.3 | H64A—C64—H64B | 108.1 |
C31—C32—H32B | 109.3 | C64—C65—C66 | 111.66 (15) |
H32A—C32—H32B | 108 | C64—C65—H65A | 109.3 |
C34—C33—C32 | 111.37 (14) | C66—C65—H65A | 109.3 |
C34—C33—H33A | 109.4 | C64—C65—H65B | 109.3 |
C32—C33—H33A | 109.4 | C66—C65—H65B | 109.3 |
C34—C33—H33B | 109.4 | H65A—C65—H65B | 107.9 |
C32—C33—H33B | 109.4 | C65—C66—C61 | 111.43 (14) |
H33A—C33—H33B | 108 | C65—C66—H66A | 109.3 |
C35—C34—C33 | 111.08 (14) | C61—C66—H66A | 109.3 |
C35—C34—H34A | 109.4 | C65—C66—H66B | 109.3 |
C33—C34—H34A | 109.4 | C61—C66—H66B | 109.3 |
C35—C34—H34B | 109.4 | H66A—C66—H66B | 108 |
C33—C34—H34B | 109.4 | Cl3—C67—Cl2 | 110.91 (11) |
H34A—C34—H34B | 108 | Cl3—C67—H67A | 109.5 |
C34—C35—C36 | 111.60 (13) | Cl2—C67—H67A | 109.5 |
C34—C35—H35A | 109.3 | Cl3—C67—H67B | 109.5 |
C36—C35—H35A | 109.3 | Cl2—C67—H67B | 109.5 |
C34—C35—H35B | 109.3 | H67A—C67—H67B | 108 |
C36—C35—H35B | 109.3 | C11—P1—C21 | 105.27 (7) |
H35A—C35—H35B | 108 | C11—P1—C31 | 104.38 (7) |
C35—C36—C31 | 110.80 (13) | C21—P1—C31 | 106.28 (7) |
C35—C36—H36A | 109.5 | C11—P1—Ag1 | 116.62 (5) |
C31—C36—H36A | 109.5 | C21—P1—Ag1 | 112.35 (5) |
C35—C36—H36B | 109.5 | C31—P1—Ag1 | 111.12 (5) |
C31—C36—H36B | 109.5 | C41—P2—C51 | 105.46 (8) |
H36A—C36—H36B | 108.1 | C41—P2—C61 | 104.51 (8) |
C46—C41—C42 | 118.71 (15) | C51—P2—C61 | 107.21 (8) |
C46—C41—P2 | 118.77 (13) | C41—P2—Ag1 | 116.45 (6) |
C42—C41—P2 | 122.31 (13) | C51—P2—Ag1 | 110.23 (5) |
C43—C42—C41 | 120.50 (16) | C61—P2—Ag1 | 112.34 (5) |
C43—C42—H42 | 119.7 | O3—Cl1—O1 | 109.49 (9) |
C41—C42—H42 | 119.7 | O3—Cl1—O2 | 109.47 (10) |
C44—C43—C42 | 120.04 (16) | O1—Cl1—O2 | 109.74 (11) |
C44—C43—H43 | 120 | O3—Cl1—O2 | 109.47 (10) |
C42—C43—H43 | 120 | O1—Cl1—O2 | 109.74 (11) |
C45—C44—C43 | 119.93 (16) | O3—Cl1—O4 | 109.73 (10) |
C45—C44—H44 | 120 | O1—Cl1—O4 | 111.51 (11) |
C43—C44—H44 | 120 | O2—Cl1—O4 | 106.87 (10) |
C44—C45—C46 | 120.16 (16) | O2—Cl1—O4 | 106.87 (10) |
C44—C45—H45 | 119.9 | P2—Ag1—P1 | 177.473 (18) |
C16—C11—C12—C13 | 0.9 (2) | C63—C64—C65—C66 | 55.8 (2) |
P1—C11—C12—C13 | −175.22 (13) | C64—C65—C66—C61 | −56.3 (2) |
C11—C12—C13—C14 | −0.8 (3) | C62—C61—C66—C65 | 53.60 (19) |
C12—C13—C14—C15 | −0.5 (3) | P2—C61—C66—C65 | −177.12 (12) |
C13—C14—C15—C16 | 1.6 (3) | C12—C11—P1—C21 | −153.34 (13) |
C14—C15—C16—C11 | −1.5 (3) | C16—C11—P1—C21 | 30.73 (15) |
C12—C11—C16—C15 | 0.3 (2) | C12—C11—P1—C31 | 94.94 (14) |
P1—C11—C16—C15 | 176.25 (13) | C16—C11—P1—C31 | −80.99 (14) |
C26—C21—C22—C23 | 59.98 (17) | C12—C11—P1—Ag1 | −28.05 (15) |
P1—C21—C22—C23 | −176.65 (11) | C16—C11—P1—Ag1 | 156.02 (11) |
C21—C22—C23—C24 | −56.32 (18) | C26—C21—P1—C11 | −165.15 (12) |
C22—C23—C24—C25 | 52.8 (2) | C22—C21—P1—C11 | 72.80 (12) |
C23—C24—C25—C26 | −52.9 (2) | C26—C21—P1—C31 | −54.78 (13) |
C22—C21—C26—C25 | −59.33 (19) | C22—C21—P1—C31 | −176.83 (11) |
P1—C21—C26—C25 | 178.38 (13) | C26—C21—P1—Ag1 | 66.94 (12) |
C24—C25—C26—C21 | 56.3 (2) | C22—C21—P1—Ag1 | −55.11 (12) |
C36—C31—C32—C33 | −54.80 (19) | C36—C31—P1—C11 | −71.68 (12) |
P1—C31—C32—C33 | −179.80 (12) | C32—C31—P1—C11 | 53.75 (13) |
C31—C32—C33—C34 | 54.67 (19) | C36—C31—P1—C21 | 177.33 (11) |
C32—C33—C34—C35 | −55.15 (19) | C32—C31—P1—C21 | −57.24 (13) |
C33—C34—C35—C36 | 56.25 (19) | C36—C31—P1—Ag1 | 54.82 (12) |
C34—C35—C36—C31 | −56.46 (18) | C32—C31—P1—Ag1 | −179.74 (10) |
C32—C31—C36—C35 | 55.37 (18) | C46—C41—P2—C51 | −158.93 (14) |
P1—C31—C36—C35 | −177.48 (11) | C42—C41—P2—C51 | 26.34 (17) |
C46—C41—C42—C43 | 3.1 (3) | C46—C41—P2—C61 | 88.20 (15) |
P2—C41—C42—C43 | 177.85 (14) | C42—C41—P2—C61 | −86.53 (16) |
C41—C42—C43—C44 | −5.1 (3) | C46—C41—P2—Ag1 | −36.36 (16) |
C42—C43—C44—C45 | 5.6 (3) | C42—C41—P2—Ag1 | 148.91 (13) |
C43—C44—C45—C46 | −4.3 (3) | C52—C51—P2—C41 | 64.00 (13) |
C42—C41—C46—C45 | −1.8 (3) | C56—C51—P2—C41 | −173.39 (12) |
P2—C41—C46—C45 | −176.69 (14) | C52—C51—P2—C61 | 174.97 (11) |
C44—C45—C46—C41 | 2.4 (3) | C56—C51—P2—C61 | −62.42 (13) |
C56—C51—C52—C53 | 57.40 (19) | C52—C51—P2—Ag1 | −62.47 (12) |
P2—C51—C52—C53 | 179.98 (13) | C56—C51—P2—Ag1 | 60.14 (12) |
C51—C52—C53—C54 | −56.3 (2) | C66—C61—P2—C41 | −69.12 (13) |
C52—C53—C54—C55 | 55.7 (2) | C62—C61—P2—C41 | 58.75 (14) |
C53—C54—C55—C56 | −56.1 (2) | C66—C61—P2—C51 | 179.26 (11) |
C54—C55—C56—C51 | 56.4 (2) | C62—C61—P2—C51 | −52.87 (14) |
C52—C51—C56—C55 | −57.00 (19) | C66—C61—P2—Ag1 | 58.02 (12) |
P2—C51—C56—C55 | −179.26 (13) | C62—C61—P2—Ag1 | −174.11 (10) |
C66—C61—C62—C63 | −51.22 (19) | O2—O2—Cl1—O3 | 0.0 (2) |
P2—C61—C62—C63 | −178.47 (12) | O2—O2—Cl1—O1 | 0.0 (2) |
C61—C62—C63—C64 | 51.6 (2) | O2—O2—Cl1—O4 | 0.00 (19) |
C62—C63—C64—C65 | −53.8 (2) |
D—H···A | D—H | H···A | D···A | D—H···A |
C23—H23A···O3i | 0.99 | 2.48 | 3.394 (2) | 153 |
C67—H67A···O2 | 0.99 | 2.52 | 3.423 (3) | 152 |
C13—H13···O3ii | 0.95 | 2.54 | 3.448 (2) | 160 |
Symmetry codes: (i) x−1/2, −y+1, z−1/2; (ii) x−1, y, z. |
Experimental details
Crystal data | |
Chemical formula | [Ag(C18H27P)2]ClO4·CH2Cl2 |
Mr | 840.98 |
Crystal system, space group | Monoclinic, Pn |
Temperature (K) | 100 |
a, b, c (Å) | 9.5910 (3), 13.4369 (4), 15.1290 (5) |
β (°) | 94.706 (1) |
V (Å3) | 1943.15 (11) |
Z | 2 |
Radiation type | Mo Kα |
µ (mm−1) | 0.84 |
Crystal size (mm) | 0.17 × 0.15 × 0.13 |
Data collection | |
Diffractometer | Bruker X8 APEXII 4K Kappa CCD diffractometer |
Absorption correction | Multi-scan (SADABS; Bruker, 2007) |
Tmin, Tmax | 0.870, 0.898 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 40522, 8989, 8861 |
Rint | 0.025 |
(sin θ/λ)max (Å−1) | 0.661 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.017, 0.045, 1.06 |
No. of reflections | 8989 |
No. of parameters | 424 |
No. of restraints | 2 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.43, −0.28 |
Absolute structure | Flack (1983), 4288 Friedel pairs |
Absolute structure parameter | 0.029 (10) |
Computer programs: APEX2 (Bruker, 2007), SAINT-Plus (Bruker, 2007), SAINT-Plus and XPREP (Bruker, 2007), SIR97 (Altomare et al., 1999), SHELXL97 (Sheldrick, 2008), DIAMOND (Brandenburg & Putz, 2005) and ORTEP-3 (Farrugia, 1997), WinGX (Farrugia, 1999).
D—H···A | D—H | H···A | D···A | D—H···A |
C23—H23A···O3i | 0.99 | 2.48 | 3.394 (2) | 153 |
C67—H67A···O2 | 0.99 | 2.52 | 3.423 (3) | 152 |
C13—H13···O3ii | 0.95 | 2.54 | 3.448 (2) | 160 |
Symmetry codes: (i) x−1/2, −y+1, z−1/2; (ii) x−1, y, z. |
Acknowledgements
Financial assistance from the South African National Research Foundation and the University of Johannesburg is gratefully acknowledged.
References
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Its been shown that monomeric [AgX(PR3)2]/[Ag(PR3)2]+X- or dimeric complexes [{AgX(PR3)2}2] (Meijboom et al., 2009; Bowmaker et al., 1996 and references therein) are often the products of a reaction of silver(I) salts with monodentate tertiary phosphanes in a 1:2 stoichiometric ratio. The product is dependent on the donor properties of the phosphane ligand, the bulkiness of the ligand substituents and the donor capabilities of the anion and when when π-acid ligands are used in such reactions the complexes formed have been shown to be stable and univalent. These complexes can be two-, three- or four-coordinate depending upon the size and ligation capabilities of the ligands (Baiada et al., 1990). Generally a combination of a weak donor anion and bulky phosphane ligand often leads to the formation of two- or three-coordinate complexes.
In the title compound [Ag{PPh(C6H11)2}2]+ ClO4- . CH2Cl2 (I) determined at determined at 100 (2) K, the asymmetric unit contains one AgI complex cation, one perchlorate counter-ion and a dichloromethane molecule of solvation (Fig. 1). In the structure of (I) the cation is mononuclear with the Ag atom coordinated to two P atoms of the dicyclohexylphenylphosphane ligands [Ag—P, 2.3993 (4), 2.4011 (4) Å; P—Ag—P, 177.473 (18)°]. There is an Ag···Operchlorate interaction of 2.8728 (20) Å which contributes to the slightly non-linear bond angle about Ag. This distance indicates very weak electrostatic interaction between the Ag ion and the nitrate counterion (Ag···O distances are 2.873 Å or more). The phosphane ligands appear to also have little steric influnce in the P–Ag–P angle. The cation Ag—P bond distances are well within the Ag—P bond length range for two- or three-coordinate complexes of this type (2.352–2.521 Å). Comparatively, the distances are close to the average of 2.416 (2) Å reported for [Ag{P(C5H9)Ph2}2].ClO4 (Baiada et al., 1990). Based on the sum of covalent radii of Ag and P atoms, the Ag—P distance is calculated as 2.44 Å (Pauling, 1960).
In the crystal, the Ag complex unit interacts with the perchlorate O atoms resulting in weak intermolecular C—H···O hydrogen-bonding interactions involving phenyl, cyclohexyl and dichloromethane H donors (Table 1), contributing to the stabilization of the structure (Fig. 2).