organic compounds
Tetraphenylphosphonium hydrogen oxalate
aDepartment of Chemistry, University of Western Ontario, London, Ontario, N6A 5B7, Canada, and bSchool of Chemistry, University of New South Wales, Sydney, 2052, Australia
*Correspondence e-mail: pawdean@uwo.ca
In the title compound, C24H20P+·C2HO4−, two symmetry-independent ion pairs are present. The cations aggregate into puckered sheets via zigzag infinite chains of sixfold phenyl embraces and parallel fourfold phenyl embraces, while the anions form hydrogen-bonded chains between the sheets of cations. In the two independent oxalate anions, the angles between the normals to the two least-squares carboxylate COO planes are unusually large, viz. 72.5 (1) and 82.1 (1)°.
Related literature
For a related investigation of the packing of Ph4P+ ions in the presence of differently shaped and/or charged anions, see: Dean et al. (2004). For a discussion of phenyl braces, see: Scudder & Dance (1998).
For related literature, see: Allen (2002); Braga et al. (2002); Chandra et al. (1998); Periasamy et al. (2004); Ramanaiah et al. (1999); Rodrigues et al. (2001).
Experimental
Crystal data
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Data collection
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Refinement
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Data collection: CAD-4 (Schagen et al., 1989); cell CAD-4; data reduction: local program; program(s) used to solve structure: SIR92 (Altomare et al., 1994); program(s) used to refine structure: RAELS (Rae, 2000); molecular graphics: ORTEPII (Johnson, 1976) and CrystalMaker (CrystalMaker Software, 2005); software used to prepare material for publication: local programs.
Supporting information
https://doi.org/10.1107/S160053680706463X/ln2012sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S160053680706463X/ln2012Isup2.hkl
Ph4P+ HC2O4- was the only crystalline product isolated from an attempt to synthesize (Ph4P+)2 C2O42- in crystalline form. Thus, Ph4P+ Br- (0.859 g, 2.05 mmol) and Ag2C2O4 (0.380 g, 1.25 mmol) were stirred together at ambient laboratory temperature in ca 15 ml of Me2CO in a foil-wrapped vial. After 2 days, the precipitate was allowed to settle and the mother liquor was separated by decantation. Slow evaporation of the mother liquor for 6 days at ambient laboratory temperature, led to a small number of colourless plate-like crystals. The data crystal was selected from these. No further formation of X-ray quality crystals occurred on further evaporation of the mother liquor. The compound Ph4P+ HC2O4- is presumably a hydrolysis product of the intended (Ph4P+)2 C2O42-.
The carbon atoms of the cations were refined anisotropcally with 12-parameter TL rigid-body thermal parameters with their centres of libration at the appropriate P atom used for each phenyl ring. The remainimg non-hydrogen atoms were refined with single atom anisotropic thermal parameters. Hydrogen atoms were included in positions calculated each cycle (C—H = 1.00 Å), and their thermal motions were either included in the appropriate rigid group or assigned equal to Ueq of their bonded atom.
The structure of Ph4P+ HC2O4- was determined as part of a series investigating the packing of Ph4P+ ions in the presence of differently shaped and/or charged anions (Dean et al., 2004). The structure contains recognizable Ph4P+ and HC2O4- ions, each in two crystallographically distinct forms (Figure 1). The PPh4+ cations, A and B, each aggregate via zigzag infinite chains of sixfold phenyl embraces (ZZI6PE) (Scudder & Dance, 1998) propagating parallel to the b axis. Within the P1A-containing chains, alternating P···P distances of 6.476 (1) and 6.609 (1) Å are found, and the P···P···P angle is 112.2 (1)°. The corresponding metrics in the chains containing P1B are 6.093 (1) and 6.684 (1) Å and 116.3 (1)°. The ZZI6PE chains are linked into puckered sheets, lying parallel to bc, through parallel fourfold phenyl embraces (P4PE) (Scudder & Dance, 1998) with a P1A···P1B distance of 8.072 (1) Å. The two P1A···P1A···P1B angles are 99.6 (1) and 144.3 (1)°, while the two P1B···P1B···P1A angles are 99.5 (1) and 140.9 (1)°.
Between the sheets of PPh4+ cations, hydrogen-bonded chains of alternating crystallographically independent HC2O4- anions, C and D, run parallel to the b axis (Figure 2). The distances between the O atoms involved in the hydrogen bonds are 2.505 (2) and 2.500 (2) Å for O4C···O1D and O4D···.O1C, respectively (Table 1). For the two independent molecules, the angle between the normals to the least squares planes defined by the two carboxylate COO groups are 72.5 (1) and 82.1 (1)°, for anions C and D, respectively. A search of the Cambridge Structural Database (CSD V5.27 2006, Allen, 2002) for structures containing uncoordinated H2C2O4 or HC2O4- revealed that while there is a full spread of angles between these normals, from 0–90°, the preference is for an angle near to, or exactly, 0°. Out of 156 hits, in only 6 does this angle exceed 65° [CSD refcode AHETAI, 85.6° (Braga et al., 2002); AHESUB, 69.5° (Braga et al., 2002); BEYDAL, 80.3° (Periasamy, et al., 2004); GUKYEQ, 70.2° (Rodrigues et al., 2001); NOSXAU, 87.0° (Chandra et al., 1998); XEHZEP, 75.6° (Ramanaiah et al., 1999)].
For a related investigation of the packing of Ph4P+ ions in the presence of differently shaped and/or charged anions, see: Dean et al. (2004). For a discussion of phenyl braces, see: Scudder & Dance (1998).
For related literature, see: Allen (2002); Braga et al. (2002); Chandra et al. (1998); Periasamy et al. (2004); Ramanaiah et al. (1999); Rodrigues et al. (2001).
Data collection: CAD-4 (Schagen et al., 1989); cell
CAD-4; data reduction: Local program; program(s) used to solve structure: SIR92 (Altomare et al., 1994); program(s) used to refine structure: RAELS (Rae, 2000); molecular graphics: ORTEPII (Johnson, 1976) and CrystalMaker (CrystalMaker Software, 2005); software used to prepare material for publication: Local programs.C24H20P+·C2HO4− | Z = 4 |
Mr = 428.4 | F(000) = 896.0 |
Triclinic, P1 | Dx = 1.32 Mg m−3 |
a = 9.517 (5) Å | Mo Kα radiation, λ = 0.71073 Å |
b = 10.860 (7) Å | Cell parameters from 10 reflections |
c = 22.032 (9) Å | θ = 10–11° |
α = 78.49 (3)° | µ = 0.15 mm−1 |
β = 88.37 (2)° | T = 294 K |
γ = 75.13 (3)° | Plate, colourless |
V = 2156 (2) Å3 | 0.25 × 0.20 × 0.05 mm |
Nonius CAD-4 diffractometer | θmax = 25° |
ω–2θ scans | h = −11→11 |
8001 measured reflections | k = 0→12 |
7564 independent reflections | l = −26→26 |
4017 reflections with I > 2σ(I) | 1 standard reflections every 30 min |
Rint = 0.019 | intensity decay: none |
Refinement on F | 0 restraints |
R[F2 > 2σ(F2)] = 0.049 | H-atom parameters constrained |
wR(F2) = 0.053 | w = 1/[σ2(F) + 0.0004F2] |
S = 1.35 | (Δ/σ)max = 0.005 |
4017 reflections | Δρmax = 0.53 e Å−3 |
367 parameters | Δρmin = −0.91 e Å−3 |
C24H20P+·C2HO4− | γ = 75.13 (3)° |
Mr = 428.4 | V = 2156 (2) Å3 |
Triclinic, P1 | Z = 4 |
a = 9.517 (5) Å | Mo Kα radiation |
b = 10.860 (7) Å | µ = 0.15 mm−1 |
c = 22.032 (9) Å | T = 294 K |
α = 78.49 (3)° | 0.25 × 0.20 × 0.05 mm |
β = 88.37 (2)° |
Nonius CAD-4 diffractometer | Rint = 0.019 |
8001 measured reflections | 1 standard reflections every 30 min |
7564 independent reflections | intensity decay: none |
4017 reflections with I > 2σ(I) |
R[F2 > 2σ(F2)] = 0.049 | 0 restraints |
wR(F2) = 0.053 | H-atom parameters constrained |
S = 1.35 | Δρmax = 0.53 e Å−3 |
4017 reflections | Δρmin = −0.91 e Å−3 |
367 parameters |
x | y | z | Uiso*/Ueq | ||
P1A | 0.56052 (10) | 0.26506 (10) | 0.42012 (5) | 0.0398 (3) | |
C1A | 0.3737 (4) | 0.2877 (4) | 0.4413 (2) | 0.043 (1) | |
C2A | 0.3320 (4) | 0.2991 (4) | 0.5014 (2) | 0.056 (1) | |
C3A | 0.1873 (4) | 0.3192 (5) | 0.5165 (2) | 0.077 (2) | |
C4A | 0.0856 (5) | 0.3254 (5) | 0.4721 (2) | 0.083 (2) | |
C5A | 0.1249 (4) | 0.3135 (5) | 0.4121 (2) | 0.072 (1) | |
C6A | 0.2688 (4) | 0.2955 (4) | 0.3967 (2) | 0.052 (1) | |
C7A | 0.6704 (4) | 0.2379 (4) | 0.4888 (2) | 0.0432 (9) | |
C8A | 0.7397 (4) | 0.1130 (4) | 0.5184 (2) | 0.0572 (9) | |
C9A | 0.8159 (5) | 0.0945 (5) | 0.5737 (2) | 0.073 (1) | |
C10A | 0.8248 (5) | 0.2010 (5) | 0.5978 (2) | 0.072 (1) | |
C11A | 0.7578 (4) | 0.3250 (5) | 0.5680 (2) | 0.065 (1) | |
C12A | 0.6801 (4) | 0.3443 (4) | 0.5135 (2) | 0.0519 (8) | |
C13A | 0.6152 (4) | 0.1255 (4) | 0.3853 (2) | 0.043 (1) | |
C14A | 0.5276 (5) | 0.0419 (4) | 0.3840 (2) | 0.060 (1) | |
C15A | 0.5776 (5) | −0.0671 (4) | 0.3577 (2) | 0.075 (1) | |
C16A | 0.7157 (5) | −0.0936 (4) | 0.3343 (2) | 0.069 (1) | |
C17A | 0.8027 (5) | −0.0111 (4) | 0.3357 (2) | 0.062 (1) | |
C18A | 0.7541 (4) | 0.0986 (4) | 0.3604 (2) | 0.051 (1) | |
C19A | 0.5877 (4) | 0.4074 (3) | 0.3689 (2) | 0.0393 (8) | |
C20A | 0.7254 (4) | 0.4290 (4) | 0.3649 (2) | 0.0523 (8) | |
C21A | 0.7506 (5) | 0.5365 (4) | 0.3247 (2) | 0.0647 (8) | |
C22A | 0.6379 (5) | 0.6222 (4) | 0.2887 (2) | 0.062 (1) | |
C23A | 0.5005 (5) | 0.6014 (4) | 0.2915 (2) | 0.060 (1) | |
C24A | 0.4742 (4) | 0.4935 (4) | 0.3315 (2) | 0.0495 (8) | |
P1B | 0.55487 (11) | 0.69137 (10) | 0.07479 (5) | 0.0416 (3) | |
C1B | 0.3754 (4) | 0.7491 (4) | 0.0402 (2) | 0.046 (1) | |
C2B | 0.2553 (4) | 0.7702 (4) | 0.0779 (2) | 0.060 (1) | |
C3B | 0.1184 (5) | 0.8189 (5) | 0.0504 (3) | 0.079 (1) | |
C4B | 0.0997 (5) | 0.8412 (5) | −0.0126 (3) | 0.083 (2) | |
C5B | 0.2181 (5) | 0.8167 (4) | −0.0501 (2) | 0.073 (2) | |
C6B | 0.3569 (4) | 0.7707 (4) | −0.0243 (2) | 0.056 (1) | |
C7B | 0.6838 (4) | 0.6713 (4) | 0.0148 (2) | 0.045 (1) | |
C8B | 0.7547 (4) | 0.5495 (4) | 0.0043 (2) | 0.053 (1) | |
C9B | 0.8469 (4) | 0.5393 (5) | −0.0453 (2) | 0.063 (1) | |
C10B | 0.8675 (5) | 0.6483 (5) | −0.0843 (2) | 0.067 (1) | |
C11B | 0.7974 (5) | 0.7706 (5) | −0.0742 (2) | 0.067 (1) | |
C12B | 0.7071 (4) | 0.7819 (4) | −0.0245 (2) | 0.055 (1) | |
C13B | 0.5938 (4) | 0.8087 (3) | 0.1147 (2) | 0.042 (1) | |
C14B | 0.4854 (5) | 0.8997 (4) | 0.1371 (2) | 0.0600 (9) | |
C15B | 0.5225 (6) | 0.9842 (4) | 0.1693 (2) | 0.074 (1) | |
C16B | 0.6655 (6) | 0.9776 (4) | 0.1793 (2) | 0.068 (1) | |
C17B | 0.7743 (5) | 0.8873 (4) | 0.1580 (2) | 0.0630 (9) | |
C18B | 0.7399 (4) | 0.8021 (4) | 0.1257 (2) | 0.0518 (9) | |
C19B | 0.5724 (4) | 0.5390 (4) | 0.1276 (2) | 0.044 (1) | |
C20B | 0.7021 (4) | 0.4815 (4) | 0.1613 (2) | 0.0542 (9) | |
C21B | 0.7158 (5) | 0.3646 (4) | 0.2027 (2) | 0.066 (1) | |
C22B | 0.6017 (6) | 0.3070 (4) | 0.2106 (2) | 0.069 (1) | |
C23B | 0.4745 (5) | 0.3617 (4) | 0.1773 (2) | 0.069 (1) | |
C24B | 0.4590 (4) | 0.4785 (4) | 0.1354 (2) | 0.0557 (9) | |
O1C | 0.1627 (3) | 0.7471 (3) | 0.2192 (1) | 0.0695 (9) | |
O2C | 0.0122 (4) | 0.7022 (3) | 0.2938 (2) | 0.082 (1) | |
O3C | 0.0257 (4) | 0.5591 (3) | 0.1787 (2) | 0.081 (1) | |
O4C | 0.1584 (4) | 0.4521 (3) | 0.2619 (1) | 0.0750 (9) | |
C1C | 0.0866 (4) | 0.6785 (4) | 0.2494 (2) | 0.046 (1) | |
C2C | 0.0862 (4) | 0.5568 (4) | 0.2260 (2) | 0.043 (1) | |
O1D | 0.1842 (4) | 0.2373 (3) | 0.2314 (2) | 0.085 (1) | |
O2D | 0.0341 (4) | 0.1848 (3) | 0.3038 (2) | 0.090 (1) | |
O3D | 0.0171 (5) | 0.0683 (3) | 0.1861 (2) | 0.108 (1) | |
O4D | 0.1799 (4) | −0.0537 (3) | 0.2558 (1) | 0.0752 (9) | |
C1D | 0.1072 (5) | 0.1684 (4) | 0.2579 (2) | 0.052 (1) | |
C2D | 0.0989 (5) | 0.0538 (4) | 0.2292 (2) | 0.053 (1) | |
HC2A | 0.4068 | 0.2928 | 0.5336 | 0.059 | |
HC3A | 0.1566 | 0.3291 | 0.5594 | 0.096 | |
HC4A | −0.0190 | 0.3389 | 0.4834 | 0.107 | |
HC5A | 0.0496 | 0.3178 | 0.3805 | 0.086 | |
HC6A | 0.2983 | 0.2881 | 0.3534 | 0.054 | |
HC8A | 0.7350 | 0.0369 | 0.5002 | 0.067 | |
HC9A | 0.8644 | 0.0045 | 0.5961 | 0.097 | |
HC10A | 0.8808 | 0.1872 | 0.6374 | 0.090 | |
HC11A | 0.7652 | 0.4011 | 0.5857 | 0.081 | |
HC12A | 0.6308 | 0.4345 | 0.4917 | 0.060 | |
HC14A | 0.4285 | 0.0599 | 0.4020 | 0.074 | |
HC15A | 0.5134 | −0.1262 | 0.3557 | 0.102 | |
HC16A | 0.7525 | −0.1732 | 0.3163 | 0.084 | |
HC17A | 0.9025 | −0.0309 | 0.3185 | 0.077 | |
HC18A | 0.8178 | 0.1588 | 0.3606 | 0.061 | |
HC20A | 0.8072 | 0.3665 | 0.3913 | 0.065 | |
HC21A | 0.8502 | 0.5516 | 0.3220 | 0.088 | |
HC22A | 0.6556 | 0.7004 | 0.2601 | 0.075 | |
HC23A | 0.4197 | 0.6641 | 0.2647 | 0.078 | |
HC24A | 0.3749 | 0.4779 | 0.3334 | 0.062 | |
HC2B | 0.2679 | 0.7505 | 0.1240 | 0.066 | |
HC3B | 0.0315 | 0.8381 | 0.0769 | 0.102 | |
HC4B | −0.0005 | 0.8755 | −0.0316 | 0.105 | |
HC5B | 0.2034 | 0.8322 | −0.0961 | 0.090 | |
HC6B | 0.4431 | 0.7530 | −0.0512 | 0.061 | |
HC8B | 0.7395 | 0.4695 | 0.0322 | 0.060 | |
HC9B | 0.8991 | 0.4514 | −0.0528 | 0.076 | |
HC10B | 0.9335 | 0.6393 | −0.1202 | 0.080 | |
HC11B | 0.8121 | 0.8501 | −0.1027 | 0.085 | |
HC12B | 0.6577 | 0.8700 | −0.0165 | 0.063 | |
HC14B | 0.3808 | 0.9041 | 0.1299 | 0.077 | |
HC15B | 0.4446 | 1.0502 | 0.1853 | 0.104 | |
HC16B | 0.6915 | 1.0394 | 0.2024 | 0.083 | |
HC17B | 0.8784 | 0.8834 | 0.1659 | 0.082 | |
HC18B | 0.8187 | 0.7361 | 0.1102 | 0.065 | |
HC20B | 0.7845 | 0.5239 | 0.1556 | 0.064 | |
HC21B | 0.8088 | 0.3220 | 0.2270 | 0.085 | |
HC22B | 0.6122 | 0.2236 | 0.2413 | 0.083 | |
HC23B | 0.3932 | 0.3180 | 0.1831 | 0.089 | |
HC24B | 0.3663 | 0.5191 | 0.1107 | 0.066 | |
H1O4C | 0.1687 | 0.3663 | 0.2498 | 0.075 | |
H1O4D | 0.1730 | −0.1335 | 0.2412 | 0.075 |
U11 | U22 | U33 | U12 | U13 | U23 | |
P1A | 0.0307 (6) | 0.0476 (7) | 0.0392 (6) | −0.0103 (5) | 0.0018 (5) | −0.0038 (5) |
C1A | 0.033 (1) | 0.054 (2) | 0.041 (1) | −0.010 (1) | 0.0017 (9) | −0.005 (1) |
C2A | 0.038 (1) | 0.081 (2) | 0.043 (1) | −0.010 (1) | 0.0065 (9) | −0.009 (2) |
C3A | 0.041 (1) | 0.127 (3) | 0.056 (1) | −0.014 (2) | 0.013 (1) | −0.016 (2) |
C4A | 0.036 (1) | 0.140 (4) | 0.071 (2) | −0.020 (1) | 0.011 (1) | −0.020 (2) |
C5A | 0.034 (1) | 0.113 (3) | 0.068 (2) | −0.019 (1) | 0.001 (1) | −0.019 (2) |
C6A | 0.034 (1) | 0.072 (2) | 0.051 (1) | −0.013 (1) | −0.001 (1) | −0.011 (2) |
C7A | 0.035 (2) | 0.055 (2) | 0.038 (1) | −0.010 (1) | 0.005 (1) | −0.006 (1) |
C8A | 0.052 (2) | 0.060 (2) | 0.053 (1) | −0.013 (1) | −0.010 (1) | 0.004 (1) |
C9A | 0.068 (2) | 0.086 (2) | 0.057 (2) | −0.020 (2) | −0.019 (1) | 0.010 (2) |
C10A | 0.059 (2) | 0.109 (3) | 0.047 (1) | −0.021 (2) | −0.008 (1) | −0.010 (2) |
C11A | 0.047 (2) | 0.097 (2) | 0.054 (2) | −0.013 (2) | 0.000 (1) | −0.030 (2) |
C12A | 0.039 (1) | 0.068 (1) | 0.050 (1) | −0.009 (1) | 0.003 (1) | −0.021 (1) |
C13A | 0.043 (2) | 0.045 (1) | 0.039 (2) | −0.012 (1) | 0.004 (1) | −0.001 (1) |
C14A | 0.063 (2) | 0.057 (1) | 0.067 (2) | −0.027 (1) | 0.013 (1) | −0.017 (1) |
C15A | 0.091 (2) | 0.061 (2) | 0.083 (2) | −0.031 (2) | 0.016 (2) | −0.026 (1) |
C16A | 0.088 (2) | 0.054 (1) | 0.062 (2) | −0.009 (1) | 0.006 (2) | −0.015 (2) |
C17A | 0.062 (2) | 0.061 (2) | 0.054 (2) | −0.001 (1) | 0.006 (2) | −0.013 (2) |
C18A | 0.045 (1) | 0.056 (1) | 0.047 (2) | −0.008 (1) | 0.007 (1) | −0.007 (1) |
C19A | 0.036 (1) | 0.043 (1) | 0.039 (1) | −0.009 (1) | 0.005 (1) | −0.010 (1) |
C20A | 0.045 (1) | 0.062 (1) | 0.053 (2) | −0.023 (1) | 0.005 (1) | −0.005 (1) |
C21A | 0.069 (2) | 0.073 (2) | 0.059 (2) | −0.039 (2) | 0.007 (1) | −0.003 (1) |
C22A | 0.087 (2) | 0.056 (1) | 0.047 (2) | −0.031 (2) | 0.007 (2) | −0.006 (1) |
C23A | 0.073 (2) | 0.049 (1) | 0.051 (2) | −0.013 (1) | −0.001 (2) | −0.001 (1) |
C24A | 0.047 (1) | 0.047 (1) | 0.048 (1) | −0.006 (1) | −0.001 (1) | −0.003 (1) |
P1B | 0.0391 (6) | 0.0445 (7) | 0.0407 (6) | −0.0095 (5) | −0.0008 (5) | −0.0084 (5) |
C1B | 0.042 (1) | 0.043 (2) | 0.050 (2) | −0.013 (1) | −0.001 (1) | −0.002 (1) |
C2B | 0.040 (1) | 0.062 (2) | 0.074 (1) | −0.012 (1) | 0.007 (1) | −0.010 (2) |
C3B | 0.041 (1) | 0.075 (2) | 0.116 (3) | −0.010 (1) | −0.003 (1) | −0.010 (2) |
C4B | 0.055 (1) | 0.067 (2) | 0.120 (3) | −0.016 (1) | −0.030 (1) | 0.006 (2) |
C5B | 0.072 (2) | 0.063 (2) | 0.080 (2) | −0.027 (2) | −0.033 (2) | 0.012 (2) |
C6B | 0.061 (1) | 0.054 (2) | 0.051 (2) | −0.022 (1) | −0.013 (1) | 0.004 (1) |
C7B | 0.040 (2) | 0.053 (2) | 0.045 (1) | −0.012 (1) | −0.002 (1) | −0.015 (1) |
C8B | 0.045 (1) | 0.061 (1) | 0.056 (1) | −0.009 (1) | 0.001 (1) | −0.025 (1) |
C9B | 0.046 (2) | 0.088 (2) | 0.059 (2) | −0.009 (2) | 0.002 (1) | −0.035 (2) |
C10B | 0.046 (2) | 0.108 (3) | 0.050 (2) | −0.018 (2) | 0.004 (1) | −0.027 (2) |
C11B | 0.056 (2) | 0.093 (2) | 0.053 (1) | −0.023 (2) | 0.008 (1) | −0.010 (2) |
C12B | 0.051 (1) | 0.064 (1) | 0.051 (1) | −0.018 (1) | 0.004 (1) | −0.009 (1) |
C13B | 0.050 (2) | 0.039 (2) | 0.035 (2) | −0.011 (1) | 0.002 (1) | −0.004 (1) |
C14B | 0.064 (1) | 0.054 (2) | 0.064 (2) | −0.008 (1) | 0.004 (1) | −0.027 (1) |
C15B | 0.092 (2) | 0.061 (2) | 0.076 (2) | −0.013 (2) | −0.001 (2) | −0.035 (2) |
C16B | 0.101 (2) | 0.053 (2) | 0.055 (2) | −0.026 (2) | −0.012 (2) | −0.013 (2) |
C17B | 0.078 (1) | 0.058 (2) | 0.058 (2) | −0.029 (2) | −0.012 (2) | −0.008 (1) |
C18B | 0.055 (1) | 0.052 (2) | 0.051 (2) | −0.019 (1) | −0.003 (1) | −0.009 (1) |
C19B | 0.045 (2) | 0.042 (1) | 0.043 (2) | −0.006 (1) | −0.004 (1) | −0.012 (1) |
C20B | 0.057 (2) | 0.047 (1) | 0.052 (2) | −0.001 (1) | −0.015 (1) | −0.008 (1) |
C21B | 0.089 (2) | 0.047 (1) | 0.053 (2) | 0.000 (1) | −0.017 (2) | −0.007 (1) |
C22B | 0.111 (3) | 0.045 (1) | 0.048 (2) | −0.014 (1) | −0.002 (2) | −0.009 (1) |
C23B | 0.095 (2) | 0.055 (1) | 0.060 (2) | −0.029 (2) | 0.005 (2) | −0.009 (1) |
C24B | 0.061 (2) | 0.052 (1) | 0.057 (2) | −0.020 (1) | 0.000 (1) | −0.010 (1) |
O1C | 0.092 (2) | 0.049 (2) | 0.078 (2) | −0.033 (2) | 0.033 (2) | −0.023 (2) |
O2C | 0.097 (3) | 0.088 (3) | 0.088 (3) | −0.046 (2) | 0.042 (2) | −0.056 (2) |
O3C | 0.097 (3) | 0.065 (2) | 0.079 (2) | −0.002 (2) | −0.040 (2) | −0.028 (2) |
O4C | 0.122 (3) | 0.036 (2) | 0.066 (2) | −0.020 (2) | −0.030 (2) | −0.004 (2) |
C1C | 0.044 (3) | 0.044 (3) | 0.050 (3) | −0.006 (2) | −0.002 (2) | −0.017 (2) |
C2C | 0.043 (2) | 0.046 (3) | 0.044 (3) | −0.014 (2) | −0.001 (2) | −0.014 (2) |
O1D | 0.129 (3) | 0.059 (2) | 0.087 (3) | −0.057 (2) | 0.039 (2) | −0.024 (2) |
O2D | 0.106 (3) | 0.093 (3) | 0.096 (3) | −0.051 (2) | 0.037 (2) | −0.049 (2) |
O3D | 0.154 (4) | 0.076 (3) | 0.100 (3) | −0.042 (2) | −0.059 (3) | −0.005 (2) |
O4D | 0.098 (2) | 0.041 (2) | 0.084 (2) | −0.010 (2) | −0.012 (2) | −0.015 (2) |
C1D | 0.065 (3) | 0.043 (3) | 0.049 (3) | −0.019 (2) | −0.001 (2) | −0.005 (2) |
C2D | 0.064 (3) | 0.046 (3) | 0.049 (3) | −0.023 (2) | 0.000 (2) | 0.000 (2) |
P1A—C1A | 1.792 (4) | C2B—C3B | 1.382 (6) |
P1A—C7A | 1.795 (4) | C2B—HC2B | 1.000 |
P1A—C13A | 1.786 (4) | C3B—C4B | 1.369 (7) |
P1A—C19A | 1.796 (4) | C3B—HC3B | 1.000 |
C1A—C2A | 1.391 (5) | C4B—C5B | 1.380 (7) |
C1A—C6A | 1.397 (5) | C4B—HC4B | 1.000 |
C2A—C3A | 1.379 (5) | C5B—C6B | 1.382 (5) |
C2A—HC2A | 1.000 | C5B—HC5B | 1.000 |
C3A—C4A | 1.375 (6) | C6B—HC6B | 1.000 |
C3A—HC3A | 1.000 | C7B—C8B | 1.384 (5) |
C4A—C5A | 1.385 (6) | C7B—C12B | 1.397 (5) |
C4A—HC4A | 1.000 | C8B—C9B | 1.387 (5) |
C5A—C6A | 1.376 (5) | C8B—HC8B | 1.000 |
C5A—HC5A | 1.000 | C9B—C10B | 1.371 (6) |
C6A—HC6A | 1.000 | C9B—HC9B | 1.000 |
C7A—C8A | 1.383 (5) | C10B—C11B | 1.383 (6) |
C7A—C12A | 1.396 (5) | C10B—HC10B | 1.000 |
C8A—C9A | 1.389 (5) | C11B—C12B | 1.378 (5) |
C8A—HC8A | 1.000 | C11B—HC11B | 1.000 |
C9A—C10A | 1.387 (6) | C12B—HC12B | 1.000 |
C9A—HC9A | 1.000 | C13B—C14B | 1.388 (5) |
C10A—C11A | 1.372 (6) | C13B—C18B | 1.399 (5) |
C10A—HC10A | 1.000 | C14B—C15B | 1.383 (5) |
C11A—C12A | 1.380 (5) | C14B—HC14B | 1.000 |
C11A—HC11A | 1.000 | C15B—C16B | 1.366 (6) |
C12A—HC12A | 1.000 | C15B—HC15B | 1.000 |
C13A—C14A | 1.386 (5) | C16B—C17B | 1.374 (6) |
C13A—C18A | 1.399 (5) | C16B—HC16B | 1.000 |
C14A—C15A | 1.390 (5) | C17B—C18B | 1.379 (5) |
C14A—HC14A | 1.000 | C17B—HC17B | 1.000 |
C15A—C16A | 1.379 (6) | C18B—HC18B | 1.000 |
C15A—HC15A | 1.000 | C19B—C20B | 1.391 (5) |
C16A—C17A | 1.372 (6) | C19B—C24B | 1.391 (5) |
C16A—HC16A | 1.000 | C20B—C21B | 1.386 (5) |
C17A—C18A | 1.376 (5) | C20B—HC20B | 1.000 |
C17A—HC17A | 1.000 | C21B—C22B | 1.377 (6) |
C18A—HC18A | 1.000 | C21B—HC21B | 1.000 |
C19A—C20A | 1.387 (5) | C22B—C23B | 1.365 (6) |
C19A—C24A | 1.394 (5) | C22B—HC22B | 1.000 |
C20A—C21A | 1.387 (5) | C23B—C24B | 1.389 (5) |
C20A—HC20A | 1.000 | C23B—HC23B | 1.000 |
C21A—C22A | 1.375 (6) | C24B—HC24B | 1.000 |
C21A—HC21A | 1.000 | O1C—C1C | 1.254 (4) |
C22A—C23A | 1.380 (6) | O2C—C1C | 1.222 (4) |
C22A—HC22A | 1.000 | O3C—C2C | 1.198 (4) |
C23A—C24A | 1.393 (5) | O4C—C2C | 1.290 (4) |
C23A—HC23A | 1.000 | O4C—H1O4C | 1.000 |
C24A—HC24A | 1.000 | C1C—C2C | 1.513 (5) |
P1B—C1B | 1.796 (4) | O1D—C1D | 1.233 (5) |
P1B—C7B | 1.784 (4) | O2D—C1D | 1.226 (5) |
P1B—C13B | 1.800 (4) | O3D—C2D | 1.205 (5) |
P1B—C19B | 1.795 (4) | O4D—C2D | 1.262 (5) |
C1B—C2B | 1.392 (5) | O4D—H1O4D | 1.000 |
C1B—C6B | 1.401 (5) | C1D—C2D | 1.524 (6) |
C1A—P1A—C7A | 108.9 (2) | P1B—C1B—C6B | 120.0 (3) |
C1A—P1A—C13A | 109.4 (2) | C2B—C1B—C6B | 120.4 (4) |
C1A—P1A—C19A | 110.8 (2) | C1B—C2B—C3B | 118.7 (4) |
C7A—P1A—C13A | 108.7 (2) | C1B—C2B—HC2B | 120.6 |
C7A—P1A—C19A | 107.9 (2) | C3B—C2B—HC2B | 120.6 |
C13A—P1A—C19A | 111.1 (2) | C2B—C3B—C4B | 121.0 (5) |
P1A—C1A—C2A | 120.8 (3) | C2B—C3B—HC3B | 119.5 |
P1A—C1A—C6A | 119.5 (3) | C4B—C3B—HC3B | 119.5 |
C2A—C1A—C6A | 119.7 (3) | C3B—C4B—C5B | 120.4 (4) |
C1A—C2A—C3A | 120.0 (4) | C3B—C4B—HC4B | 119.8 |
C1A—C2A—HC2A | 120.0 | C5B—C4B—HC4B | 119.8 |
C3A—C2A—HC2A | 120.0 | C4B—C5B—C6B | 120.0 (4) |
C2A—C3A—C4A | 119.5 (4) | C4B—C5B—HC5B | 120.0 |
C2A—C3A—HC3A | 120.2 | C6B—C5B—HC5B | 120.0 |
C4A—C3A—HC3A | 120.2 | C1B—C6B—C5B | 119.2 (4) |
C3A—C4A—C5A | 121.5 (4) | C1B—C6B—HC6B | 120.4 |
C3A—C4A—HC4A | 119.3 | C5B—C6B—HC6B | 120.4 |
C5A—C4A—HC4A | 119.3 | P1B—C7B—C8B | 121.6 (3) |
C4A—C5A—C6A | 119.1 (4) | P1B—C7B—C12B | 118.9 (3) |
C4A—C5A—HC5A | 120.4 | C8B—C7B—C12B | 119.5 (4) |
C6A—C5A—HC5A | 120.4 | C7B—C8B—C9B | 119.4 (4) |
C1A—C6A—C5A | 120.2 (4) | C7B—C8B—HC8B | 120.3 |
C1A—C6A—HC6A | 119.9 | C9B—C8B—HC8B | 120.3 |
C5A—C6A—HC6A | 119.9 | C8B—C9B—C10B | 120.8 (4) |
P1A—C7A—C8A | 120.6 (3) | C8B—C9B—HC9B | 119.6 |
P1A—C7A—C12A | 119.1 (3) | C10B—C9B—HC9B | 119.6 |
C8A—C7A—C12A | 120.3 (4) | C9B—C10B—C11B | 120.3 (4) |
C7A—C8A—C9A | 119.3 (4) | C9B—C10B—HC10B | 119.8 |
C7A—C8A—HC8A | 120.3 | C11B—C10B—HC10B | 119.8 |
C9A—C8A—HC8A | 120.3 | C10B—C11B—C12B | 119.4 (4) |
C8A—C9A—C10A | 119.9 (4) | C10B—C11B—HC11B | 120.3 |
C8A—C9A—HC9A | 120.1 | C12B—C11B—HC11B | 120.3 |
C10A—C9A—HC9A | 120.1 | C7B—C12B—C11B | 120.6 (4) |
C9A—C10A—C11A | 120.8 (4) | C7B—C12B—HC12B | 119.7 |
C9A—C10A—HC10A | 119.6 | C11B—C12B—HC12B | 119.7 |
C11A—C10A—HC10A | 119.6 | P1B—C13B—C14B | 122.6 (3) |
C10A—C11A—C12A | 119.7 (4) | P1B—C13B—C18B | 117.7 (3) |
C10A—C11A—HC11A | 120.1 | C14B—C13B—C18B | 119.7 (4) |
C12A—C11A—HC11A | 120.1 | C13B—C14B—C15B | 119.8 (4) |
C7A—C12A—C11A | 120.0 (4) | C13B—C14B—HC14B | 120.1 |
C7A—C12A—HC12A | 120.0 | C15B—C14B—HC14B | 120.1 |
C11A—C12A—HC12A | 120.0 | C14B—C15B—C16B | 120.0 (4) |
P1A—C13A—C14A | 122.6 (3) | C14B—C15B—HC15B | 120.0 |
P1A—C13A—C18A | 118.0 (3) | C16B—C15B—HC15B | 120.0 |
C14A—C13A—C18A | 119.4 (4) | C15B—C16B—C17B | 121.0 (4) |
C13A—C14A—C15A | 120.0 (4) | C15B—C16B—HC16B | 119.5 |
C13A—C14A—HC14A | 120.0 | C17B—C16B—HC16B | 119.5 |
C15A—C14A—HC14A | 120.0 | C16B—C17B—C18B | 120.0 (4) |
C14A—C15A—C16A | 119.9 (4) | C16B—C17B—HC17B | 120.0 |
C14A—C15A—HC15A | 120.0 | C18B—C17B—HC17B | 120.0 |
C16A—C15A—HC15A | 120.0 | C13B—C18B—C17B | 119.5 (4) |
C15A—C16A—C17A | 120.2 (4) | C13B—C18B—HC18B | 120.2 |
C15A—C16A—HC16A | 119.9 | C17B—C18B—HC18B | 120.2 |
C17A—C16A—HC16A | 119.9 | P1B—C19B—C20B | 118.9 (3) |
C16A—C17A—C18A | 120.7 (4) | P1B—C19B—C24B | 121.2 (3) |
C16A—C17A—HC17A | 119.6 | C20B—C19B—C24B | 119.9 (4) |
C18A—C17A—HC17A | 119.6 | C19B—C20B—C21B | 119.2 (4) |
C13A—C18A—C17A | 119.8 (4) | C19B—C20B—HC20B | 120.4 |
C13A—C18A—HC18A | 120.1 | C21B—C20B—HC20B | 120.4 |
C17A—C18A—HC18A | 120.1 | C20B—C21B—C22B | 120.1 (4) |
P1A—C19A—C20A | 119.1 (3) | C20B—C21B—HC21B | 119.9 |
P1A—C19A—C24A | 121.1 (3) | C22B—C21B—HC21B | 119.9 |
C20A—C19A—C24A | 119.7 (4) | C21B—C22B—C23B | 121.2 (4) |
C19A—C20A—C21A | 120.5 (4) | C21B—C22B—HC22B | 119.4 |
C19A—C20A—HC20A | 119.8 | C23B—C22B—HC22B | 119.4 |
C21A—C20A—HC20A | 119.8 | C22B—C23B—C24B | 119.5 (4) |
C20A—C21A—C22A | 119.6 (4) | C22B—C23B—HC23B | 120.3 |
C20A—C21A—HC21A | 120.2 | C24B—C23B—HC23B | 120.3 |
C22A—C21A—HC21A | 120.2 | C19B—C24B—C23B | 120.0 (4) |
C21A—C22A—C23A | 120.7 (4) | C19B—C24B—HC24B | 120.0 |
C21A—C22A—HC22A | 119.7 | C23B—C24B—HC24B | 120.0 |
C23A—C22A—HC22A | 119.7 | C2C—O4C—H1O4C | 119.3 |
C22A—C23A—C24A | 120.2 (4) | O1C—C1C—O2C | 126.6 (4) |
C22A—C23A—HC23A | 119.9 | O1C—C1C—C2C | 115.1 (4) |
C24A—C23A—HC23A | 119.9 | O2C—C1C—C2C | 118.3 (4) |
C19A—C24A—C23A | 119.3 (4) | O3C—C2C—O4C | 124.3 (4) |
C19A—C24A—HC24A | 120.3 | O3C—C2C—C1C | 122.8 (4) |
C23A—C24A—HC24A | 120.3 | O4C—C2C—C1C | 112.9 (3) |
C1B—P1B—C7B | 108.7 (2) | C2D—O4D—H1O4D | 117.7 |
C1B—P1B—C13B | 110.6 (2) | O1D—C1D—O2D | 126.8 (4) |
C1B—P1B—C19B | 110.3 (2) | O1D—C1D—C2D | 116.2 (4) |
C7B—P1B—C13B | 107.4 (2) | O2D—C1D—C2D | 117.0 (4) |
C7B—P1B—C19B | 109.8 (2) | O3D—C2D—O4D | 124.9 (4) |
C13B—P1B—C19B | 110.0 (2) | O3D—C2D—C1D | 120.9 (4) |
P1B—C1B—C2B | 119.5 (3) | O4D—C2D—C1D | 114.1 (4) |
C7A—P1A—C1A—C2A | 8.2 (4) | C1B—P1B—C7B—C8B | −105.3 (3) |
C7A—P1A—C1A—C6A | −172.6 (3) | C1B—P1B—C7B—C12B | 71.0 (3) |
C13A—P1A—C1A—C2A | 126.8 (3) | C13B—P1B—C7B—C8B | 135.0 (3) |
C13A—P1A—C1A—C6A | −54.0 (4) | C13B—P1B—C7B—C12B | −48.7 (3) |
C19A—P1A—C1A—C2A | −110.3 (3) | C19B—P1B—C7B—C8B | 15.4 (4) |
C19A—P1A—C1A—C6A | 68.9 (4) | C19B—P1B—C7B—C12B | −168.3 (3) |
C1A—P1A—C7A—C8A | 97.2 (3) | C1B—P1B—C13B—C14B | 24.5 (4) |
C1A—P1A—C7A—C12A | −80.2 (3) | C1B—P1B—C13B—C18B | −158.6 (3) |
C13A—P1A—C7A—C8A | −21.9 (4) | C7B—P1B—C13B—C14B | 143.0 (3) |
C13A—P1A—C7A—C12A | 160.7 (3) | C7B—P1B—C13B—C18B | −40.1 (3) |
C19A—P1A—C7A—C8A | −142.4 (3) | C19B—P1B—C13B—C14B | −97.6 (3) |
C19A—P1A—C7A—C12A | 40.2 (3) | C19B—P1B—C13B—C18B | 79.3 (3) |
C1A—P1A—C13A—C14A | −7.9 (4) | C1B—P1B—C19B—C20B | −177.1 (3) |
C1A—P1A—C13A—C18A | 174.2 (3) | C1B—P1B—C19B—C24B | 2.8 (4) |
C7A—P1A—C13A—C14A | 110.9 (3) | C7B—P1B—C19B—C20B | 63.1 (3) |
C7A—P1A—C13A—C18A | −67.0 (3) | C7B—P1B—C19B—C24B | −117.0 (3) |
C19A—P1A—C13A—C14A | −130.6 (3) | C13B—P1B—C19B—C20B | −54.8 (3) |
C19A—P1A—C13A—C18A | 51.5 (3) | C13B—P1B—C19B—C24B | 125.1 (3) |
C1A—P1A—C19A—C20A | 156.9 (3) | P1B—C1B—C2B—C3B | 177.8 (3) |
C1A—P1A—C19A—C24A | −25.5 (4) | P1B—C1B—C2B—HC2B | −2.2 |
C7A—P1A—C19A—C20A | 37.8 (4) | C6B—C1B—C2B—C3B | −3.2 (6) |
C7A—P1A—C19A—C24A | −144.6 (3) | C6B—C1B—C2B—HC2B | 176.8 |
C13A—P1A—C19A—C20A | −81.2 (3) | P1B—C1B—C6B—C5B | −179.2 (3) |
C13A—P1A—C19A—C24A | 96.4 (3) | P1B—C1B—C6B—HC6B | 0.8 |
P1A—C1A—C2A—C3A | 178.7 (4) | C2B—C1B—C6B—C5B | 1.8 (6) |
P1A—C1A—C2A—HC2A | −1.3 | C2B—C1B—C6B—HC6B | −178.2 |
C6A—C1A—C2A—C3A | −0.5 (6) | C1B—C2B—C3B—C4B | 2.6 (7) |
C6A—C1A—C2A—HC2A | 179.5 | C1B—C2B—C3B—HC3B | −177.4 |
P1A—C1A—C6A—C5A | −179.7 (3) | HC2B—C2B—C3B—C4B | −177.4 |
P1A—C1A—C6A—HC6A | 0.3 | HC2B—C2B—C3B—HC3B | 2.6 |
C2A—C1A—C6A—C5A | −0.5 (6) | C2B—C3B—C4B—C5B | −0.7 (8) |
C2A—C1A—C6A—HC6A | 179.5 | C2B—C3B—C4B—HC4B | 179.3 |
C1A—C2A—C3A—C4A | 1.2 (7) | HC3B—C3B—C4B—C5B | 179.3 |
C1A—C2A—C3A—HC3A | −178.8 | HC3B—C3B—C4B—HC4B | −0.7 |
HC2A—C2A—C3A—C4A | −178.8 | C3B—C4B—C5B—C6B | −0.7 (7) |
HC2A—C2A—C3A—HC3A | 1.2 | C3B—C4B—C5B—HC5B | 179.3 |
C2A—C3A—C4A—C5A | −0.8 (8) | HC4B—C4B—C5B—C6B | 179.3 |
C2A—C3A—C4A—HC4A | 179.2 | HC4B—C4B—C5B—HC5B | −0.7 |
HC3A—C3A—C4A—C5A | 179.2 | C4B—C5B—C6B—C1B | 0.2 (6) |
HC3A—C3A—C4A—HC4A | −0.8 | C4B—C5B—C6B—HC6B | −179.8 |
C3A—C4A—C5A—C6A | −0.3 (8) | HC5B—C5B—C6B—C1B | −179.8 |
C3A—C4A—C5A—HC5A | 179.7 | HC5B—C5B—C6B—HC6B | 0.2 |
HC4A—C4A—C5A—C6A | 179.7 | P1B—C7B—C8B—C9B | 175.9 (3) |
HC4A—C4A—C5A—HC5A | −0.3 | P1B—C7B—C8B—HC8B | −4.1 |
C4A—C5A—C6A—C1A | 0.9 (7) | C12B—C7B—C8B—C9B | −0.4 (6) |
C4A—C5A—C6A—HC6A | −179.1 | C12B—C7B—C8B—HC8B | 179.6 |
HC5A—C5A—C6A—C1A | −179.1 | P1B—C7B—C12B—C11B | −175.0 (3) |
HC5A—C5A—C6A—HC6A | 0.9 | P1B—C7B—C12B—HC12B | 5.0 |
P1A—C7A—C8A—C9A | −175.7 (3) | C8B—C7B—C12B—C11B | 1.3 (6) |
P1A—C7A—C8A—HC8A | 4.3 | C8B—C7B—C12B—HC12B | −178.7 |
C12A—C7A—C8A—C9A | 1.7 (6) | C7B—C8B—C9B—C10B | −0.6 (6) |
C12A—C7A—C8A—HC8A | −178.3 | C7B—C8B—C9B—HC9B | 179.4 |
P1A—C7A—C12A—C11A | 176.6 (3) | HC8B—C8B—C9B—C10B | 179.4 |
P1A—C7A—C12A—HC12A | −3.4 | HC8B—C8B—C9B—HC9B | −0.6 |
C8A—C7A—C12A—C11A | −0.8 (6) | C8B—C9B—C10B—C11B | 0.7 (6) |
C8A—C7A—C12A—HC12A | 179.2 | C8B—C9B—C10B—HC10B | −179.3 |
C7A—C8A—C9A—C10A | −1.6 (7) | HC9B—C9B—C10B—C11B | −179.3 |
C7A—C8A—C9A—HC9A | 178.4 | HC9B—C9B—C10B—HC10B | 0.7 |
HC8A—C8A—C9A—C10A | 178.4 | C9B—C10B—C11B—C12B | 0.2 (6) |
HC8A—C8A—C9A—HC9A | −1.6 | C9B—C10B—C11B—HC11B | −179.8 |
C8A—C9A—C10A—C11A | 0.7 (7) | HC10B—C10B—C11B—C12B | −179.8 |
C8A—C9A—C10A—HC10A | −179.3 | HC10B—C10B—C11B—HC11B | 0.2 |
HC9A—C9A—C10A—C11A | −179.3 | C10B—C11B—C12B—C7B | −1.2 (6) |
HC9A—C9A—C10A—HC10A | 0.7 | C10B—C11B—C12B—HC12B | 178.8 |
C9A—C10A—C11A—C12A | 0.2 (7) | HC11B—C11B—C12B—C7B | 178.8 |
C9A—C10A—C11A—HC11A | −179.8 | HC11B—C11B—C12B—HC12B | −1.2 |
HC10A—C10A—C11A—C12A | −179.8 | P1B—C13B—C14B—C15B | 177.7 (3) |
HC10A—C10A—C11A—HC11A | 0.2 | P1B—C13B—C14B—HC14B | −2.3 |
C10A—C11A—C12A—C7A | −0.2 (6) | C18B—C13B—C14B—C15B | 0.9 (6) |
C10A—C11A—C12A—HC12A | 179.8 | C18B—C13B—C14B—HC14B | −179.1 |
HC11A—C11A—C12A—C7A | 179.8 | P1B—C13B—C18B—C17B | −177.8 (3) |
HC11A—C11A—C12A—HC12A | −0.2 | P1B—C13B—C18B—HC18B | 2.2 |
P1A—C13A—C14A—C15A | −178.4 (3) | C14B—C13B—C18B—C17B | −0.8 (6) |
P1A—C13A—C14A—HC14A | 1.6 | C14B—C13B—C18B—HC18B | 179.2 |
C18A—C13A—C14A—C15A | −0.5 (6) | C13B—C14B—C15B—C16B | −0.3 (7) |
C18A—C13A—C14A—HC14A | 179.5 | C13B—C14B—C15B—HC15B | 179.7 |
P1A—C13A—C18A—C17A | 177.2 (3) | HC14B—C14B—C15B—C16B | 179.7 |
P1A—C13A—C18A—HC18A | −2.8 | HC14B—C14B—C15B—HC15B | −0.3 |
C14A—C13A—C18A—C17A | −0.8 (6) | C14B—C15B—C16B—C17B | −0.3 (7) |
C14A—C13A—C18A—HC18A | 179.2 | C14B—C15B—C16B—HC16B | 179.7 |
C13A—C14A—C15A—C16A | 1.7 (7) | HC15B—C15B—C16B—C17B | 179.7 |
C13A—C14A—C15A—HC15A | −178.3 | HC15B—C15B—C16B—HC16B | −0.3 |
HC14A—C14A—C15A—C16A | −178.3 | C15B—C16B—C17B—C18B | 0.4 (7) |
HC14A—C14A—C15A—HC15A | 1.7 | C15B—C16B—C17B—HC17B | −179.6 |
C14A—C15A—C16A—C17A | −1.5 (7) | HC16B—C16B—C17B—C18B | −179.6 |
C14A—C15A—C16A—HC16A | 178.5 | HC16B—C16B—C17B—HC17B | 0.4 |
HC15A—C15A—C16A—C17A | 178.5 | C16B—C17B—C18B—C13B | 0.2 (6) |
HC15A—C15A—C16A—HC16A | −1.5 | C16B—C17B—C18B—HC18B | −179.8 |
C15A—C16A—C17A—C18A | 0.3 (7) | HC17B—C17B—C18B—C13B | −179.8 |
C15A—C16A—C17A—HC17A | −179.7 | HC17B—C17B—C18B—HC18B | 0.2 |
HC16A—C16A—C17A—C18A | −179.7 | P1B—C19B—C20B—C21B | 179.2 (3) |
HC16A—C16A—C17A—HC17A | 0.3 | P1B—C19B—C20B—HC20B | −0.8 |
C16A—C17A—C18A—C13A | 0.9 (6) | C24B—C19B—C20B—C21B | −0.7 (6) |
C16A—C17A—C18A—HC18A | −179.1 | C24B—C19B—C20B—HC20B | 179.3 |
HC17A—C17A—C18A—C13A | −179.1 | P1B—C19B—C24B—C23B | −178.9 (3) |
HC17A—C17A—C18A—HC18A | 0.9 | P1B—C19B—C24B—HC24B | 1.1 |
P1A—C19A—C20A—C21A | 178.5 (3) | C20B—C19B—C24B—C23B | 0.9 (6) |
P1A—C19A—C20A—HC20A | −1.5 | C20B—C19B—C24B—HC24B | −179.1 |
C24A—C19A—C20A—C21A | 0.9 (6) | C19B—C20B—C21B—C22B | −0.4 (6) |
C24A—C19A—C20A—HC20A | −179.1 | C19B—C20B—C21B—HC21B | 179.6 |
P1A—C19A—C24A—C23A | −178.7 (3) | HC20B—C20B—C21B—C22B | 179.6 |
P1A—C19A—C24A—HC24A | 1.3 | HC20B—C20B—C21B—HC21B | −0.4 |
C20A—C19A—C24A—C23A | −1.2 (6) | C20B—C21B—C22B—C23B | 1.2 (7) |
C20A—C19A—C24A—HC24A | 178.8 | C20B—C21B—C22B—HC22B | −178.8 |
C19A—C20A—C21A—C22A | 0.1 (7) | HC21B—C21B—C22B—C23B | −178.8 |
C19A—C20A—C21A—HC21A | −179.9 | HC21B—C21B—C22B—HC22B | 1.2 |
HC20A—C20A—C21A—C22A | −179.9 | C21B—C22B—C23B—C24B | −1.0 (7) |
HC20A—C20A—C21A—HC21A | 0.1 | C21B—C22B—C23B—HC23B | 179.0 |
C20A—C21A—C22A—C23A | −0.8 (7) | HC22B—C22B—C23B—C24B | 179.0 |
C20A—C21A—C22A—HC22A | 179.2 | HC22B—C22B—C23B—HC23B | −1.0 |
HC21A—C21A—C22A—C23A | 179.2 | C22B—C23B—C24B—C19B | −0.1 (7) |
HC21A—C21A—C22A—HC22A | −0.8 | C22B—C23B—C24B—HC24B | 179.9 |
C21A—C22A—C23A—C24A | 0.5 (7) | HC23B—C23B—C24B—C19B | 179.9 |
C21A—C22A—C23A—HC23A | −179.5 | HC23B—C23B—C24B—HC24B | −0.1 |
HC22A—C22A—C23A—C24A | −179.5 | H1O4C—O4C—C2C—O3C | 2.2 |
HC22A—C22A—C23A—HC23A | 0.5 | H1O4C—O4C—C2C—C1C | −177.3 |
C22A—C23A—C24A—C19A | 0.4 (6) | O1C—C1C—C2C—O3C | −71.5 (5) |
C22A—C23A—C24A—HC24A | −179.6 | O1C—C1C—C2C—O4C | 108.0 (4) |
HC23A—C23A—C24A—C19A | −179.6 | O2C—C1C—C2C—O3C | 106.9 (5) |
HC23A—C23A—C24A—HC24A | 0.4 | O2C—C1C—C2C—O4C | −73.6 (5) |
C7B—P1B—C1B—C2B | 178.9 (3) | H1O4D—O4D—C2D—O3D | −2.6 |
C7B—P1B—C1B—C6B | −0.1 (4) | H1O4D—O4D—C2D—C1D | 175.1 |
C13B—P1B—C1B—C2B | −63.4 (4) | O1D—C1D—C2D—O3D | −82.3 (6) |
C13B—P1B—C1B—C6B | 117.6 (3) | O1D—C1D—C2D—O4D | 99.8 (5) |
C19B—P1B—C1B—C2B | 58.5 (4) | O2D—C1D—C2D—O3D | 95.8 (5) |
C19B—P1B—C1B—C6B | −120.5 (3) | O2D—C1D—C2D—O4D | −82.0 (5) |
D—H···A | D—H | H···A | D···A | D—H···A |
O4C—H1O4C···O1D | 1.00 | 1.51 | 2.505 (2) | 180 |
O4D—H1O4D···O1Ci | 1.00 | 1.50 | 2.500 (2) | 180 |
Symmetry code: (i) x, y−1, z. |
Experimental details
Crystal data | |
Chemical formula | C24H20P+·C2HO4− |
Mr | 428.4 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 294 |
a, b, c (Å) | 9.517 (5), 10.860 (7), 22.032 (9) |
α, β, γ (°) | 78.49 (3), 88.37 (2), 75.13 (3) |
V (Å3) | 2156 (2) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.15 |
Crystal size (mm) | 0.25 × 0.20 × 0.05 |
Data collection | |
Diffractometer | Nonius CAD-4 |
Absorption correction | – |
No. of measured, independent and observed [I > 2σ(I)] reflections | 8001, 7564, 4017 |
Rint | 0.019 |
(sin θ/λ)max (Å−1) | 0.595 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.049, 0.053, 1.35 |
No. of reflections | 4017 |
No. of parameters | 367 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.53, −0.91 |
Computer programs: CAD-4 (Schagen et al., 1989), CAD-4, SIR92 (Altomare et al., 1994), RAELS (Rae, 2000), ORTEPII (Johnson, 1976) and CrystalMaker (CrystalMaker Software, 2005), Local programs.
D—H···A | D—H | H···A | D···A | D—H···A |
O4C—H1O4C···O1D | 1.00 | 1.51 | 2.505 (2) | 180 |
O4D—H1O4D···O1Ci | 1.00 | 1.50 | 2.500 (2) | 180 |
Symmetry code: (i) x, y−1, z. |
Acknowledgements
This research was supported by the Australian Research Council and the University of New South Wales. PAWD is grateful to the University of Western Ontario for sabbatical leave, during which this work was carried out.
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 structure of Ph4P+ HC2O4- was determined as part of a series investigating the packing of Ph4P+ ions in the presence of differently shaped and/or charged anions (Dean et al., 2004). The structure contains recognizable Ph4P+ and HC2O4- ions, each in two crystallographically distinct forms (Figure 1). The PPh4+ cations, A and B, each aggregate via zigzag infinite chains of sixfold phenyl embraces (ZZI6PE) (Scudder & Dance, 1998) propagating parallel to the b axis. Within the P1A-containing chains, alternating P···P distances of 6.476 (1) and 6.609 (1) Å are found, and the P···P···P angle is 112.2 (1)°. The corresponding metrics in the chains containing P1B are 6.093 (1) and 6.684 (1) Å and 116.3 (1)°. The ZZI6PE chains are linked into puckered sheets, lying parallel to bc, through parallel fourfold phenyl embraces (P4PE) (Scudder & Dance, 1998) with a P1A···P1B distance of 8.072 (1) Å. The two P1A···P1A···P1B angles are 99.6 (1) and 144.3 (1)°, while the two P1B···P1B···P1A angles are 99.5 (1) and 140.9 (1)°.
Between the sheets of PPh4+ cations, hydrogen-bonded chains of alternating crystallographically independent HC2O4- anions, C and D, run parallel to the b axis (Figure 2). The distances between the O atoms involved in the hydrogen bonds are 2.505 (2) and 2.500 (2) Å for O4C···O1D and O4D···.O1C, respectively (Table 1). For the two independent molecules, the angle between the normals to the least squares planes defined by the two carboxylate COO groups are 72.5 (1) and 82.1 (1)°, for anions C and D, respectively. A search of the Cambridge Structural Database (CSD V5.27 2006, Allen, 2002) for structures containing uncoordinated H2C2O4 or HC2O4- revealed that while there is a full spread of angles between these normals, from 0–90°, the preference is for an angle near to, or exactly, 0°. Out of 156 hits, in only 6 does this angle exceed 65° [CSD refcode AHETAI, 85.6° (Braga et al., 2002); AHESUB, 69.5° (Braga et al., 2002); BEYDAL, 80.3° (Periasamy, et al., 2004); GUKYEQ, 70.2° (Rodrigues et al., 2001); NOSXAU, 87.0° (Chandra et al., 1998); XEHZEP, 75.6° (Ramanaiah et al., 1999)].