Ag = 359.0 (3)°]. Adjacent molecules are linked through the O atoms of adjacent nitro groups [Ag
O = 3.205 (3) and 3.302 (4) Å] into a zigzag chain running parallel to the c axis.Supporting information
Crystallographic Information File (CIF) https://doi.org/10.1107/S0108270100008957/qa0348sup1.cif | |
Structure factor file (CIF format) https://doi.org/10.1107/S0108270100008957/qa0348Isup2.hkl |
CCDC reference: 150374
Bis[acetato(triphenylphosphine)silver] hemihydrate (Ng & Othman, 1997) and 3,5-nitrobenzoic acid (1:2 molar ratio) were dissolved in warm ethanol to give a yellow solution. The solution deposited the 1:2 adduct on cooling; the compound was recrystallized from a 1:1 methanol–chloroform mixture (m.p. 459 K).
Data collection: SHELXTL-Plus (Sheldrick, 1990); cell refinement: SHELXTL-Plus; data reduction: SHELXTL-Plus; program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); software used to prepare material for publication: SHELXL97.
| [Ag(C7H3N2O6)(C18H15P)2] | F(000) = 3440 |
| Mr = 843.52 | Dx = 1.440 Mg m−3 |
| Monoclinic, C2/c | Mo Kα radiation, λ = 0.71073 Å |
| a = 44.44 (2) Å | Cell parameters from 25 reflections |
| b = 9.651 (4) Å | θ = 7.0–15.0° |
| c = 19.527 (7) Å | µ = 0.65 mm−1 |
| β = 111.70 (3)° | T = 298 K |
| V = 7781 (6) Å3 | Parallelepiped, yellow |
| Z = 8 | 0.54 × 0.50 × 0.42 mm |
| Siemens R3m four-circle diffractometer | 6095 reflections with I > 2σ(I) |
| Radiation source: fine-focus sealed tube | Rint = 0.025 |
| Graphite monochromator | θmax = 27.0°, θmin = 2.1° |
| w scans | h = 0→56 |
| Absorption correction: empirical via ψ scan (North et al., 1968) | k = 0→12 |
| Tmin = 0.701, Tmax = 0.761 | l = −24→23 |
| 8588 measured reflections | 2 standard reflections every 120 reflections |
| 8480 independent reflections | intensity decay: none |
| 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)] = 0.042 | Hydrogen site location: inferred from neighbouring sites |
| wR(F2) = 0.110 | H-atom parameters constrained |
| S = 1.03 | w = 1/[σ2(Fo2) + (0.0555P)2 + 3.6993P] where P = (Fo2 + 2Fc2)/3 |
| 8480 reflections | (Δ/σ)max = 0.001 |
| 487 parameters | Δρmax = 0.55 e Å−3 |
| 0 restraints | Δρmin = −0.38 e Å−3 |
| [Ag(C7H3N2O6)(C18H15P)2] | V = 7781 (6) Å3 |
| Mr = 843.52 | Z = 8 |
| Monoclinic, C2/c | Mo Kα radiation |
| a = 44.44 (2) Å | µ = 0.65 mm−1 |
| b = 9.651 (4) Å | T = 298 K |
| c = 19.527 (7) Å | 0.54 × 0.50 × 0.42 mm |
| β = 111.70 (3)° |
| Siemens R3m four-circle diffractometer | 6095 reflections with I > 2σ(I) |
| Absorption correction: empirical via ψ scan (North et al., 1968) | Rint = 0.025 |
| Tmin = 0.701, Tmax = 0.761 | 2 standard reflections every 120 reflections |
| 8588 measured reflections | intensity decay: none |
| 8480 independent reflections |
| R[F2 > 2σ(F2)] = 0.042 | 0 restraints |
| wR(F2) = 0.110 | H-atom parameters constrained |
| S = 1.03 | Δρmax = 0.55 e Å−3 |
| 8480 reflections | Δρmin = −0.38 e Å−3 |
| 487 parameters |
| x | y | z | Uiso*/Ueq | ||
| Ag1 | 0.122756 (5) | 0.28914 (3) | 0.02941 (1) | 0.0468 (1) | |
| P1 | 0.17550 (2) | 0.28226 (8) | 0.01851 (4) | 0.0377 (2) | |
| P2 | 0.07142 (2) | 0.16794 (9) | 0.01032 (5) | 0.0447 (2) | |
| O1 | 0.1158 (1) | 0.4622 (3) | 0.1021 (2) | 0.108 (1) | |
| O2 | 0.1435 (1) | 0.6027 (3) | 0.0576 (2) | 0.079 (1) | |
| O3 | 0.1613 (1) | 1.0777 (3) | 0.1586 (2) | 0.090 (1) | |
| O4 | 0.1600 (1) | 1.1150 (3) | 0.2660 (2) | 0.092 (1) | |
| O5 | 0.0974 (1) | 0.7978 (3) | 0.3536 (2) | 0.084 (1) | |
| O6 | 0.0826 (1) | 0.5997 (4) | 0.2990 (2) | 0.093 (1) | |
| N1 | 0.1553 (1) | 1.0431 (3) | 0.2120 (2) | 0.066 (1) | |
| N2 | 0.0963 (1) | 0.7122 (4) | 0.3065 (2) | 0.064 (1) | |
| C1 | 0.2087 (1) | 0.3659 (3) | 0.0923 (2) | 0.043 (1) | |
| C2 | 0.2107 (1) | 0.3490 (5) | 0.1637 (2) | 0.069 (1) | |
| C3 | 0.2359 (1) | 0.4090 (6) | 0.2216 (2) | 0.095 (2) | |
| C4 | 0.2589 (1) | 0.4869 (5) | 0.2084 (3) | 0.085 (1) | |
| C5 | 0.2574 (1) | 0.5048 (5) | 0.1375 (3) | 0.077 (1) | |
| C6 | 0.2325 (1) | 0.4429 (4) | 0.0795 (2) | 0.059 (1) | |
| C7 | 0.1897 (1) | 0.1052 (3) | 0.0167 (2) | 0.042 (1) | |
| C8 | 0.1674 (1) | 0.0096 (4) | −0.0251 (2) | 0.067 (1) | |
| C9 | 0.1758 (1) | −0.1266 (4) | −0.0271 (3) | 0.090 (2) | |
| C10 | 0.2069 (1) | −0.1698 (5) | 0.0132 (3) | 0.087 (1) | |
| C11 | 0.2293 (1) | −0.0779 (4) | 0.0548 (2) | 0.076 (1) | |
| C12 | 0.2209 (1) | 0.0605 (4) | 0.0568 (2) | 0.059 (1) | |
| C13 | 0.1767 (1) | 0.3631 (3) | −0.0652 (2) | 0.043 (1) | |
| C14 | 0.1930 (1) | 0.3052 (4) | −0.1075 (2) | 0.052 (1) | |
| C15 | 0.1936 (1) | 0.3750 (5) | −0.1690 (2) | 0.064 (1) | |
| C16 | 0.1783 (1) | 0.5006 (5) | −0.1888 (2) | 0.069 (1) | |
| C17 | 0.1621 (1) | 0.5582 (4) | −0.1475 (2) | 0.069 (1) | |
| C18 | 0.1612 (1) | 0.4895 (4) | −0.0860 (2) | 0.054 (1) | |
| C19 | 0.0346 (1) | 0.2682 (3) | −0.0361 (2) | 0.047 (1) | |
| C20 | 0.0318 (1) | 0.3415 (5) | −0.0988 (2) | 0.073 (1) | |
| C21 | 0.0041 (1) | 0.4159 (5) | −0.1372 (2) | 0.087 (1) | |
| C22 | −0.0211 (1) | 0.4210 (5) | −0.1128 (3) | 0.077 (1) | |
| C23 | −0.0185 (1) | 0.3522 (4) | −0.0501 (2) | 0.068 (1) | |
| C24 | 0.0089 (1) | 0.2755 (4) | −0.0115 (2) | 0.058 (1) | |
| C25 | 0.0638 (1) | 0.0036 (4) | −0.0394 (2) | 0.047 (1) | |
| C26 | 0.0336 (1) | −0.0351 (4) | −0.0905 (2) | 0.061 (1) | |
| C27 | 0.0294 (1) | −0.1641 (5) | −0.1238 (2) | 0.077 (1) | |
| C28 | 0.0547 (1) | −0.2537 (5) | −0.1082 (3) | 0.077 (1) | |
| C29 | 0.0844 (1) | −0.2176 (5) | −0.0585 (3) | 0.082 (1) | |
| C30 | 0.0893 (1) | −0.0885 (4) | −0.0253 (2) | 0.065 (1) | |
| C31 | 0.0680 (1) | 0.1223 (4) | 0.0980 (2) | 0.048 (1) | |
| C32 | 0.0792 (1) | 0.2185 (4) | 0.1555 (2) | 0.062 (1) | |
| C33 | 0.0754 (1) | 0.1915 (5) | 0.2216 (2) | 0.072 (1) | |
| C34 | 0.0614 (1) | 0.0698 (5) | 0.2319 (2) | 0.071 (1) | |
| C35 | 0.0510 (1) | −0.0258 (4) | 0.1765 (2) | 0.062 (1) | |
| C36 | 0.0543 (1) | −0.0005 (4) | 0.1094 (2) | 0.054 (1) | |
| C37 | 0.1293 (1) | 0.5731 (4) | 0.0990 (2) | 0.061 (1) | |
| C38 | 0.1278 (1) | 0.6808 (3) | 0.1546 (2) | 0.049 (1) | |
| C39 | 0.1420 (1) | 0.8102 (3) | 0.1577 (2) | 0.049 (1) | |
| C40 | 0.1411 (1) | 0.9039 (3) | 0.2103 (2) | 0.049 (1) | |
| C41 | 0.1272 (1) | 0.8746 (4) | 0.2612 (2) | 0.052 (1) | |
| C42 | 0.1128 (1) | 0.7464 (4) | 0.2554 (2) | 0.049 (1) | |
| C43 | 0.1127 (1) | 0.6496 (4) | 0.2035 (2) | 0.051 (1) | |
| H2 | 0.1950 | 0.2972 | 0.1734 | 0.103* | |
| H3 | 0.2372 | 0.3960 | 0.2698 | 0.142* | |
| H4 | 0.2755 | 0.5277 | 0.2474 | 0.128* | |
| H5 | 0.2729 | 0.5581 | 0.1282 | 0.115* | |
| H6 | 0.2318 | 0.4533 | 0.0316 | 0.089* | |
| H8 | 0.1463 | 0.0379 | −0.0523 | 0.100* | |
| H9 | 0.1606 | −0.1898 | −0.0558 | 0.136* | |
| H10 | 0.2125 | −0.2623 | 0.0120 | 0.130* | |
| H11 | 0.2502 | −0.1075 | 0.0821 | 0.114* | |
| H12 | 0.2364 | 0.1233 | 0.0852 | 0.088* | |
| H14 | 0.2033 | 0.2200 | −0.0944 | 0.077* | |
| H15 | 0.2044 | 0.3364 | −0.1970 | 0.096* | |
| H16 | 0.1789 | 0.5468 | −0.2301 | 0.104* | |
| H17 | 0.1518 | 0.6433 | −0.1610 | 0.103* | |
| H18 | 0.1500 | 0.5283 | −0.0587 | 0.080* | |
| H20 | 0.0489 | 0.3409 | −0.1155 | 0.110* | |
| H21 | 0.0025 | 0.4629 | −0.1800 | 0.130* | |
| H22 | −0.0397 | 0.4710 | −0.1388 | 0.115* | |
| H23 | −0.0354 | 0.3567 | −0.0329 | 0.102* | |
| H24 | 0.0102 | 0.2285 | 0.0310 | 0.087* | |
| H26 | 0.0162 | 0.0259 | −0.1022 | 0.092* | |
| H27 | 0.0091 | −0.1898 | −0.1571 | 0.115* | |
| H28 | 0.0518 | −0.3394 | −0.1316 | 0.116* | |
| H29 | 0.1014 | −0.2803 | −0.0467 | 0.123* | |
| H30 | 0.1100 | −0.0634 | 0.0066 | 0.098* | |
| H32 | 0.0891 | 0.3000 | 0.1495 | 0.093* | |
| H33 | 0.0825 | 0.2563 | 0.2595 | 0.108* | |
| H34 | 0.0589 | 0.0528 | 0.2765 | 0.107* | |
| H35 | 0.0416 | −0.1081 | 0.1836 | 0.092* | |
| H36 | 0.0473 | −0.0664 | 0.0720 | 0.081* | |
| H39 | 0.1520 | 0.8331 | 0.1249 | 0.074* | |
| H41 | 0.1275 | 0.9378 | 0.2974 | 0.078* | |
| H43 | 0.1027 | 0.5642 | 0.2012 | 0.077* |
| U11 | U22 | U33 | U12 | U13 | U23 | |
| Ag1 | 0.0392 (1) | 0.0502 (2) | 0.0564 (2) | −0.0059 (1) | 0.0239 (1) | −0.0068 (1) |
| P1 | 0.0347 (4) | 0.0368 (4) | 0.0439 (4) | −0.0047 (3) | 0.0173 (3) | −0.0039 (4) |
| P2 | 0.0358 (4) | 0.0525 (5) | 0.0494 (5) | −0.0054 (4) | 0.0199 (4) | −0.0014 (4) |
| O1 | 0.145 (3) | 0.073 (2) | 0.158 (3) | −0.047 (2) | 0.115 (3) | −0.060 (2) |
| O2 | 0.106 (2) | 0.075 (2) | 0.075 (2) | 0.007 (2) | 0.056 (2) | −0.005 (2) |
| O3 | 0.104 (2) | 0.068 (2) | 0.099 (2) | −0.014 (2) | 0.038 (2) | 0.014 (2) |
| O4 | 0.095 (2) | 0.070 (2) | 0.106 (2) | −0.016 (2) | 0.032 (2) | −0.034 (2) |
| O5 | 0.095 (2) | 0.109 (3) | 0.062 (2) | 0.003 (2) | 0.046 (2) | −0.016 (2) |
| O6 | 0.095 (2) | 0.109 (3) | 0.099 (2) | −0.026 (2) | 0.064 (2) | −0.009 (2) |
| N1 | 0.056 (2) | 0.053 (2) | 0.080 (2) | −0.001 (2) | 0.016 (2) | −0.004 (2) |
| N2 | 0.051 (2) | 0.087 (3) | 0.056 (2) | 0.008 (2) | 0.023 (1) | 0.004 (2) |
| C1 | 0.037 (2) | 0.041 (2) | 0.052 (2) | −0.004 (1) | 0.016 (1) | −0.009 (2) |
| C2 | 0.059 (2) | 0.095 (3) | 0.057 (2) | −0.022 (2) | 0.026 (2) | −0.017 (2) |
| C3 | 0.068 (3) | 0.159 (5) | 0.057 (2) | −0.025 (3) | 0.022 (2) | −0.038 (3) |
| C4 | 0.051 (2) | 0.108 (4) | 0.085 (3) | −0.017 (2) | 0.013 (2) | −0.048 (3) |
| C5 | 0.051 (2) | 0.081 (3) | 0.090 (3) | −0.027 (2) | 0.018 (2) | −0.016 (3) |
| C6 | 0.050 (2) | 0.061 (2) | 0.065 (2) | −0.012 (2) | 0.019 (2) | −0.006 (2) |
| C7 | 0.044 (2) | 0.038 (2) | 0.045 (2) | −0.003 (1) | 0.019 (1) | −0.005 (1) |
| C8 | 0.060 (2) | 0.046 (2) | 0.084 (3) | −0.003 (2) | 0.014 (2) | −0.017 (2) |
| C9 | 0.078 (3) | 0.049 (2) | 0.130 (4) | −0.008 (2) | 0.022 (3) | −0.026 (3) |
| C10 | 0.105 (4) | 0.047 (2) | 0.106 (4) | 0.013 (2) | 0.038 (3) | −0.009 (2) |
| C11 | 0.069 (3) | 0.064 (3) | 0.089 (3) | 0.026 (2) | 0.023 (2) | 0.005 (2) |
| C12 | 0.049 (2) | 0.053 (2) | 0.071 (2) | 0.005 (2) | 0.018 (2) | −0.004 (2) |
| C13 | 0.039 (2) | 0.047 (2) | 0.044 (2) | −0.012 (1) | 0.015 (1) | −0.005 (1) |
| C14 | 0.042 (2) | 0.063 (2) | 0.051 (2) | −0.007 (2) | 0.019 (1) | −0.002 (2) |
| C15 | 0.053 (2) | 0.094 (3) | 0.050 (2) | −0.020 (2) | 0.024 (2) | −0.014 (2) |
| C16 | 0.076 (3) | 0.077 (3) | 0.053 (2) | −0.021 (2) | 0.022 (2) | 0.006 (2) |
| C17 | 0.092 (3) | 0.052 (2) | 0.059 (2) | −0.006 (2) | 0.023 (2) | 0.006 (2) |
| C18 | 0.069 (2) | 0.044 (2) | 0.049 (2) | −0.001 (2) | 0.024 (2) | 0.000 (2) |
| C19 | 0.040 (2) | 0.047 (2) | 0.055 (2) | −0.007 (1) | 0.019 (1) | 0.000 (2) |
| C20 | 0.067 (2) | 0.087 (3) | 0.072 (3) | 0.006 (2) | 0.033 (2) | 0.020 (2) |
| C21 | 0.081 (3) | 0.098 (4) | 0.077 (3) | 0.013 (3) | 0.025 (2) | 0.035 (3) |
| C22 | 0.055 (2) | 0.066 (3) | 0.092 (3) | 0.008 (2) | 0.008 (2) | 0.005 (2) |
| C23 | 0.049 (2) | 0.070 (3) | 0.089 (3) | 0.004 (2) | 0.028 (2) | −0.007 (2) |
| C24 | 0.048 (2) | 0.063 (2) | 0.068 (2) | 0.001 (2) | 0.028 (2) | 0.001 (2) |
| C25 | 0.046 (2) | 0.052 (2) | 0.049 (2) | −0.002 (2) | 0.023 (2) | 0.003 (2) |
| C26 | 0.049 (2) | 0.070 (3) | 0.068 (2) | −0.010 (2) | 0.026 (2) | −0.016 (2) |
| C27 | 0.071 (3) | 0.083 (3) | 0.084 (3) | −0.025 (2) | 0.037 (2) | −0.029 (2) |
| C28 | 0.108 (4) | 0.055 (2) | 0.085 (3) | −0.009 (2) | 0.055 (3) | −0.010 (2) |
| C29 | 0.096 (3) | 0.066 (3) | 0.086 (3) | 0.024 (3) | 0.036 (3) | 0.012 (3) |
| C30 | 0.062 (2) | 0.068 (3) | 0.061 (2) | 0.008 (2) | 0.017 (2) | 0.002 (2) |
| C31 | 0.036 (2) | 0.059 (2) | 0.051 (2) | 0.000 (2) | 0.020 (1) | 0.004 (2) |
| C32 | 0.065 (2) | 0.064 (2) | 0.062 (2) | −0.005 (2) | 0.031 (2) | −0.005 (2) |
| C33 | 0.076 (3) | 0.084 (3) | 0.062 (2) | 0.006 (2) | 0.033 (2) | −0.009 (2) |
| C34 | 0.066 (2) | 0.098 (3) | 0.061 (2) | 0.013 (2) | 0.037 (2) | 0.015 (2) |
| C35 | 0.048 (2) | 0.075 (3) | 0.066 (2) | 0.005 (2) | 0.026 (2) | 0.022 (2) |
| C36 | 0.043 (2) | 0.064 (2) | 0.054 (2) | −0.006 (2) | 0.017 (2) | 0.005 (2) |
| C37 | 0.060 (2) | 0.059 (2) | 0.070 (2) | 0.002 (2) | 0.031 (2) | −0.013 (2) |
| C38 | 0.050 (2) | 0.047 (2) | 0.050 (2) | 0.006 (2) | 0.021 (2) | −0.004 (2) |
| C39 | 0.047 (2) | 0.053 (2) | 0.047 (2) | 0.004 (2) | 0.016 (1) | 0.006 (2) |
| C40 | 0.044 (2) | 0.045 (2) | 0.053 (2) | 0.006 (2) | 0.011 (2) | 0.001 (2) |
| C41 | 0.047 (2) | 0.061 (2) | 0.044 (2) | 0.011 (2) | 0.012 (2) | −0.006 (2) |
| C42 | 0.042 (2) | 0.062 (2) | 0.042 (2) | 0.009 (2) | 0.015 (1) | 0.002 (2) |
| C43 | 0.046 (2) | 0.056 (2) | 0.052 (2) | 0.006 (2) | 0.019 (2) | 0.003 (2) |
| Ag1—O1 | 2.285 (3) | C31—C36 | 1.388 (5) |
| Ag1—P1 | 2.432 (1) | C31—C32 | 1.399 (5) |
| Ag1—P2 | 2.466 (1) | C32—C33 | 1.386 (5) |
| P1—C1 | 1.826 (3) | C33—C34 | 1.380 (6) |
| P1—C7 | 1.826 (3) | C34—C35 | 1.366 (6) |
| P1—C13 | 1.830 (3) | C35—C36 | 1.394 (5) |
| P2—C19 | 1.827 (3) | C37—C38 | 1.521 (5) |
| P2—C25 | 1.824 (4) | C38—C43 | 1.386 (4) |
| P2—C31 | 1.828 (3) | C38—C39 | 1.390 (5) |
| O1—C37 | 1.238 (5) | C39—C40 | 1.381 (5) |
| O2—C37 | 1.231 (4) | C40—C41 | 1.381 (5) |
| O3—N1 | 1.216 (4) | C41—C42 | 1.378 (5) |
| O4—N1 | 1.212 (4) | C42—C43 | 1.379 (5) |
| O5—N2 | 1.223 (4) | C2—H2 | 0.9300 |
| O6—N2 | 1.227 (4) | C3—H3 | 0.9300 |
| N1—C40 | 1.478 (5) | C4—H4 | 0.9300 |
| N2—C42 | 1.477 (4) | C5—H5 | 0.9300 |
| C1—C2 | 1.375 (5) | C6—H6 | 0.9300 |
| C1—C6 | 1.387 (4) | C8—H8 | 0.9300 |
| C2—C3 | 1.391 (5) | C9—H9 | 0.9300 |
| C3—C4 | 1.367 (6) | C10—H10 | 0.9300 |
| C4—C5 | 1.372 (6) | C11—H11 | 0.9300 |
| C5—C6 | 1.391 (5) | C12—H12 | 0.9300 |
| C7—C8 | 1.379 (4) | C14—H14 | 0.9300 |
| C7—C12 | 1.387 (4) | C15—H15 | 0.9300 |
| C8—C9 | 1.372 (5) | C16—H16 | 0.9300 |
| C9—C10 | 1.375 (6) | C17—H17 | 0.9300 |
| C10—C11 | 1.356 (6) | C18—H18 | 0.9300 |
| C11—C12 | 1.390 (5) | C20—H20 | 0.9300 |
| C13—C18 | 1.387 (5) | C21—H21 | 0.9300 |
| C13—C14 | 1.399 (4) | C22—H22 | 0.9300 |
| C14—C15 | 1.385 (5) | C23—H23 | 0.9300 |
| C15—C16 | 1.373 (6) | C24—H24 | 0.9300 |
| C16—C17 | 1.380 (6) | C26—H26 | 0.9300 |
| C17—C18 | 1.385 (5) | C27—H27 | 0.9300 |
| C19—C20 | 1.379 (5) | C28—H28 | 0.9300 |
| C19—C24 | 1.394 (5) | C29—H29 | 0.9300 |
| C20—C21 | 1.382 (6) | C30—H30 | 0.9300 |
| C21—C22 | 1.368 (6) | C32—H32 | 0.9300 |
| C22—C23 | 1.359 (6) | C33—H33 | 0.9300 |
| C23—C24 | 1.387 (5) | C34—H34 | 0.9300 |
| C25—C30 | 1.386 (5) | C35—H35 | 0.9300 |
| C25—C26 | 1.397 (5) | C36—H36 | 0.9300 |
| C26—C27 | 1.385 (6) | C39—H39 | 0.9300 |
| C27—C28 | 1.361 (6) | C41—H41 | 0.9300 |
| C28—C29 | 1.361 (6) | C43—H43 | 0.9300 |
| C29—C30 | 1.384 (6) | ||
| O1—Ag1—P1 | 115.5 (1) | C40—C39—C38 | 118.9 (3) |
| O1—Ag1—P2 | 96.4 (1) | C41—C40—C39 | 123.1 (3) |
| P1—Ag1—P2 | 147.3 (1) | C41—C40—N1 | 118.0 (3) |
| C1—P1—C7 | 104.2 (1) | C39—C40—N1 | 118.9 (3) |
| C1—P1—C13 | 103.5 (1) | C42—C41—C40 | 116.2 (3) |
| C7—P1—C13 | 104.9 (1) | C43—C42—C41 | 123.0 (3) |
| C1—P1—Ag1 | 116.3 (1) | C43—C42—N2 | 118.7 (3) |
| C7—P1—Ag1 | 112.2 (1) | C41—C42—N2 | 118.4 (3) |
| C13—P1—Ag1 | 114.5 (1) | C42—C43—C38 | 119.3 (3) |
| C19—P2—C25 | 103.9 (2) | C1—C2—H2 | 119.9 |
| C19—P2—C31 | 102.9 (2) | C3—C2—H2 | 119.9 |
| C25—P2—C31 | 103.1 (2) | C4—C3—H3 | 119.7 |
| C19—P2—Ag1 | 115.6 (1) | C2—C3—H3 | 119.7 |
| C25—P2—Ag1 | 118.2 (1) | C3—C4—H4 | 120.0 |
| C31—P2—Ag1 | 111.4 (1) | C5—C4—H4 | 120.0 |
| C37—O1—Ag1 | 115.1 (2) | C4—C5—H5 | 120.2 |
| O4—N1—O3 | 124.3 (4) | C6—C5—H5 | 120.2 |
| O4—N1—C40 | 118.5 (4) | C1—C6—H6 | 119.6 |
| O3—N1—C40 | 117.2 (3) | C5—C6—H6 | 119.6 |
| O5—N2—O6 | 124.6 (3) | C9—C8—H8 | 119.5 |
| O5—N2—C42 | 117.7 (4) | C7—C8—H8 | 119.5 |
| O6—N2—C42 | 117.7 (3) | C8—C9—H9 | 120.0 |
| C2—C1—C6 | 118.7 (3) | C10—C9—H9 | 120.0 |
| C2—C1—P1 | 118.4 (3) | C11—C10—H10 | 119.9 |
| C6—C1—P1 | 122.8 (3) | C9—C10—H10 | 119.9 |
| C1—C2—C3 | 120.2 (4) | C10—C11—H11 | 120.0 |
| C4—C3—C2 | 120.6 (4) | C12—C11—H11 | 120.0 |
| C3—C4—C5 | 119.9 (4) | C7—C12—H12 | 119.8 |
| C4—C5—C6 | 119.6 (4) | C11—C12—H12 | 119.8 |
| C1—C6—C5 | 120.9 (4) | C15—C14—H14 | 120.1 |
| C8—C7—C12 | 118.4 (3) | C13—C14—H14 | 120.1 |
| C8—C7—P1 | 117.4 (2) | C16—C15—H15 | 119.7 |
| C12—C7—P1 | 124.1 (2) | C14—C15—H15 | 119.7 |
| C9—C8—C7 | 120.9 (4) | C17—C16—H16 | 120.0 |
| C8—C9—C10 | 120.0 (4) | C15—C16—H16 | 120.0 |
| C11—C10—C9 | 120.2 (4) | C16—C17—H17 | 119.9 |
| C10—C11—C12 | 120.0 (4) | C18—C17—H17 | 119.9 |
| C7—C12—C11 | 120.3 (4) | C13—C18—H18 | 119.9 |
| C18—C13—C14 | 119.3 (3) | C17—C18—H18 | 119.9 |
| C18—C13—P1 | 117.4 (2) | C19—C20—H20 | 119.4 |
| C14—C13—P1 | 123.3 (3) | C21—C20—H20 | 119.4 |
| C15—C14—C13 | 119.8 (4) | C22—C21—H21 | 119.7 |
| C16—C15—C14 | 120.6 (4) | C20—C21—H21 | 119.7 |
| C17—C16—C15 | 120.0 (4) | C23—C22—H22 | 120.4 |
| C16—C17—C18 | 120.2 (4) | C21—C22—H22 | 120.4 |
| C13—C18—C17 | 120.2 (3) | C22—C23—H23 | 119.5 |
| C20—C19—C24 | 117.6 (3) | C24—C23—H23 | 119.5 |
| C20—C19—P2 | 118.8 (3) | C23—C24—H24 | 119.8 |
| C24—C19—P2 | 123.6 (3) | C19—C24—H24 | 119.8 |
| C19—C20—C21 | 121.2 (4) | C27—C26—H26 | 119.9 |
| C22—C21—C20 | 120.5 (4) | C25—C26—H26 | 119.9 |
| C23—C22—C21 | 119.3 (4) | C28—C27—H27 | 119.6 |
| C22—C23—C24 | 120.9 (4) | C26—C27—H27 | 119.6 |
| C23—C24—C19 | 120.4 (4) | C29—C28—H28 | 120.1 |
| C30—C25—C26 | 118.0 (3) | C27—C28—H28 | 120.1 |
| C30—C25—P2 | 118.4 (3) | C28—C29—H29 | 119.7 |
| C26—C25—P2 | 123.6 (3) | C30—C29—H29 | 119.7 |
| C27—C26—C25 | 120.2 (4) | C29—C30—H30 | 119.7 |
| C28—C27—C26 | 120.7 (4) | C25—C30—H30 | 119.7 |
| C29—C28—C27 | 119.9 (4) | C33—C32—H32 | 120.2 |
| C28—C29—C30 | 120.6 (4) | C31—C32—H32 | 120.2 |
| C29—C30—C25 | 120.5 (4) | C34—C33—H33 | 119.6 |
| C36—C31—C32 | 119.0 (3) | C32—C33—H33 | 119.6 |
| C36—C31—P2 | 123.3 (3) | C35—C34—H34 | 120.1 |
| C32—C31—P2 | 117.7 (3) | C33—C34—H34 | 120.1 |
| C33—C32—C31 | 119.6 (4) | C34—C35—H35 | 119.8 |
| C34—C33—C32 | 120.9 (4) | C36—C35—H35 | 119.8 |
| C35—C34—C33 | 119.8 (4) | C31—C36—H36 | 119.8 |
| C34—C35—C36 | 120.3 (4) | C35—C36—H36 | 119.8 |
| C31—C36—C35 | 120.3 (4) | C40—C39—H39 | 120.6 |
| O2—C37—O1 | 127.3 (4) | C38—C39—H39 | 120.6 |
| O2—C37—C38 | 118.6 (4) | C42—C41—H41 | 121.9 |
| O1—C37—C38 | 114.1 (3) | C40—C41—H41 | 121.9 |
| C43—C38—C39 | 119.5 (3) | C42—C43—H43 | 120.4 |
| C43—C38—C37 | 120.1 (3) | C38—C43—H43 | 120.4 |
| C39—C38—C37 | 120.4 (3) | ||
| O1—Ag1—P1—C7 | 142.2 (2) | C24—C19—C20—C21 | −2.0 (6) |
| P2—Ag1—P1—C7 | −23.6 (1) | P2—C19—C20—C21 | 178.2 (4) |
| O1—Ag1—P1—C1 | 22.4 (2) | C19—C20—C21—C22 | 1.5 (8) |
| P2—Ag1—P1—C1 | −143.4 (1) | C20—C21—C22—C23 | 0.1 (7) |
| O1—Ag1—P1—C13 | −98.4 (2) | C21—C22—C23—C24 | −1.0 (7) |
| P2—Ag1—P1—C13 | 95.8 (1) | C22—C23—C24—C19 | 0.5 (6) |
| O1—Ag1—P2—C25 | −174.5 (2) | C20—C19—C24—C23 | 1.1 (6) |
| P1—Ag1—P2—C25 | −7.4 (1) | P2—C19—C24—C23 | −179.1 (3) |
| O1—Ag1—P2—C31 | −55.6 (2) | C31—P2—C25—C30 | −83.2 (3) |
| P1—Ag1—P2—C31 | 111.6 (1) | C19—P2—C25—C30 | 169.8 (3) |
| O1—Ag1—P2—C19 | 61.4 (2) | Ag1—P2—C25—C30 | 40.1 (3) |
| P1—Ag1—P2—C19 | −131.5 (1) | C31—P2—C25—C26 | 96.4 (3) |
| P1—Ag1—O1—C37 | 36.2 (4) | C19—P2—C25—C26 | −10.7 (3) |
| P2—Ag1—O1—C37 | −151.5 (3) | Ag1—P2—C25—C26 | −140.4 (3) |
| C7—P1—C1—C2 | −83.3 (3) | C30—C25—C26—C27 | 2.2 (5) |
| C13—P1—C1—C2 | 167.3 (3) | P2—C25—C26—C27 | −177.3 (3) |
| Ag1—P1—C1—C2 | 40.8 (3) | C25—C26—C27—C28 | −1.2 (6) |
| C7—P1—C1—C6 | 95.2 (3) | C26—C27—C28—C29 | 1.2 (7) |
| C13—P1—C1—C6 | −14.3 (3) | C27—C28—C29—C30 | −2.2 (7) |
| Ag1—P1—C1—C6 | −140.7 (3) | C28—C29—C30—C25 | 3.3 (7) |
| C6—C1—C2—C3 | 0.4 (6) | C26—C25—C30—C29 | −3.2 (6) |
| P1—C1—C2—C3 | 178.9 (4) | P2—C25—C30—C29 | 176.3 (3) |
| C1—C2—C3—C4 | 0.9 (8) | C25—P2—C31—C36 | −14.8 (3) |
| C2—C3—C4—C5 | −0.9 (8) | C19—P2—C31—C36 | 93.1 (3) |
| C3—C4—C5—C6 | −0.3 (7) | Ag1—P2—C31—C36 | −142.5 (2) |
| C2—C1—C6—C5 | −1.5 (6) | C25—P2—C31—C32 | 166.8 (3) |
| P1—C1—C6—C5 | 180.0 (3) | C19—P2—C31—C32 | −85.3 (3) |
| C4—C5—C6—C1 | 1.5 (6) | Ag1—P2—C31—C32 | 39.1 (3) |
| C1—P1—C7—C8 | 168.9 (3) | C36—C31—C32—C33 | −2.1 (5) |
| C13—P1—C7—C8 | −82.7 (3) | P2—C31—C32—C33 | 176.4 (3) |
| Ag1—P1—C7—C8 | 42.2 (3) | C31—C32—C33—C34 | 1.3 (6) |
| C1—P1—C7—C12 | −8.4 (3) | C32—C33—C34—C35 | 0.0 (6) |
| C13—P1—C7—C12 | 100.0 (3) | C33—C34—C35—C36 | −0.4 (6) |
| Ag1—P1—C7—C12 | −135.1 (3) | C32—C31—C36—C35 | 1.7 (5) |
| C12—C7—C8—C9 | −0.1 (6) | P2—C31—C36—C35 | −176.7 (3) |
| P1—C7—C8—C9 | −177.5 (4) | C34—C35—C36—C31 | −0.5 (5) |
| C7—C8—C9—C10 | 0.4 (8) | Ag1—O1—C37—O2 | 6.0 (6) |
| C8—C9—C10—C11 | −0.3 (8) | Ag1—O1—C37—C38 | −172.9 (2) |
| C9—C10—C11—C12 | 0.0 (8) | O2—C37—C38—C43 | −178.2 (3) |
| C8—C7—C12—C11 | −0.3 (6) | O1—C37—C38—C43 | 0.8 (5) |
| P1—C7—C12—C11 | 176.9 (3) | O2—C37—C38—C39 | 0.7 (5) |
| C10—C11—C12—C7 | 0.4 (7) | O1—C37—C38—C39 | 179.7 (4) |
| C7—P1—C13—C18 | 167.4 (2) | C43—C38—C39—C40 | 0.9 (5) |
| C1—P1—C13—C18 | −83.7 (3) | C37—C38—C39—C40 | −178.1 (3) |
| Ag1—P1—C13—C18 | 43.9 (3) | C38—C39—C40—C41 | 1.2 (5) |
| C7—P1—C13—C14 | −13.9 (3) | C38—C39—C40—N1 | −178.1 (3) |
| C1—P1—C13—C14 | 95.0 (3) | O4—N1—C40—C41 | 14.7 (5) |
| Ag1—P1—C13—C14 | −137.4 (2) | O3—N1—C40—C41 | −165.2 (3) |
| C18—C13—C14—C15 | 0.6 (5) | O4—N1—C40—C39 | −166.0 (3) |
| P1—C13—C14—C15 | −178.1 (2) | O3—N1—C40—C39 | 14.0 (5) |
| C13—C14—C15—C16 | −0.1 (5) | C39—C40—C41—C42 | −2.4 (5) |
| C14—C15—C16—C17 | −0.2 (6) | N1—C40—C41—C42 | 176.8 (3) |
| C15—C16—C17—C18 | −0.1 (6) | C40—C41—C42—C43 | 1.8 (5) |
| C14—C13—C18—C17 | −0.9 (5) | C40—C41—C42—N2 | −177.5 (3) |
| P1—C13—C18—C17 | 177.9 (3) | O5—N2—C42—C43 | 177.9 (3) |
| C16—C17—C18—C13 | 0.7 (6) | O6—N2—C42—C43 | −1.8 (5) |
| C25—P2—C19—C20 | −84.6 (3) | O5—N2—C42—C41 | −2.9 (5) |
| C31—P2—C19—C20 | 168.2 (3) | O6—N2—C42—C41 | 177.4 (3) |
| Ag1—P2—C19—C20 | 46.6 (3) | C41—C42—C43—C38 | 0.2 (5) |
| C25—P2—C19—C24 | 95.6 (3) | N2—C42—C43—C38 | 179.4 (3) |
| C31—P2—C19—C24 | −11.6 (3) | C39—C38—C43—C42 | −1.5 (5) |
| Ag1—P2—C19—C24 | −133.2 (3) | C37—C38—C43—C42 | 177.4 (3) |
Experimental details
| Crystal data | |
| Chemical formula | [Ag(C7H3N2O6)(C18H15P)2] |
| Mr | 843.52 |
| Crystal system, space group | Monoclinic, C2/c |
| Temperature (K) | 298 |
| a, b, c (Å) | 44.44 (2), 9.651 (4), 19.527 (7) |
| β (°) | 111.70 (3) |
| V (Å3) | 7781 (6) |
| Z | 8 |
| Radiation type | Mo Kα |
| µ (mm−1) | 0.65 |
| Crystal size (mm) | 0.54 × 0.50 × 0.42 |
| Data collection | |
| Diffractometer | Siemens R3m four-circle diffractometer |
| Absorption correction | Empirical via ψ scan (North et al., 1968) |
| Tmin, Tmax | 0.701, 0.761 |
| No. of measured, independent and observed [I > 2σ(I)] reflections | 8588, 8480, 6095 |
| Rint | 0.025 |
| (sin θ/λ)max (Å−1) | 0.639 |
| Refinement | |
| R[F2 > 2σ(F2)], wR(F2), S | 0.042, 0.110, 1.03 |
| No. of reflections | 8480 |
| No. of parameters | 487 |
| H-atom treatment | H-atom parameters constrained |
| Δρmax, Δρmin (e Å−3) | 0.55, −0.38 |
Computer programs: SHELXTL-Plus (Sheldrick, 1990), SHELXTL-Plus, SHELXS97 (Sheldrick, 1997), SHELXL97 (Sheldrick, 1997), SHELXL97.
| Ag1—O1 | 2.285 (3) | P1—C13 | 1.830 (3) |
| Ag1—P1 | 2.432 (1) | P2—C19 | 1.827 (3) |
| Ag1—P2 | 2.466 (1) | P2—C25 | 1.824 (4) |
| P1—C1 | 1.826 (3) | P2—C31 | 1.828 (3) |
| P1—C7 | 1.826 (3) | ||
| O1—Ag1—P1 | 115.5 (1) | C13—P1—Ag1 | 114.5 (1) |
| O1—Ag1—P2 | 96.4 (1) | C19—P2—C25 | 103.9 (2) |
| P1—Ag1—P2 | 147.3 (1) | C19—P2—C31 | 102.9 (2) |
| C1—P1—C7 | 104.2 (1) | C25—P2—C31 | 103.1 (2) |
| C1—P1—C13 | 103.5 (1) | C19—P2—Ag1 | 115.6 (1) |
| C7—P1—C13 | 104.9 (1) | C25—P2—Ag1 | 118.2 (1) |
| C1—P1—Ag1 | 116.3 (1) | C31—P2—Ag1 | 111.4 (1) |
| C7—P1—Ag1 | 112.2 (1) |

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Silver carboxylates yield 1:1 and 1:2 adducts with triphenylphosphine; with the 1:2 complexes, the carboxyl CO2 entity chelates to the Ag atom and renders it four-coordinate in a distorted tetrahedral geometry, as noted in variety of carboxylates, e.g. acetate [Ag—O = 2.420 (2) and 2.438 (2) Å; Ng & Othman, 1997], trifluoroacetate [Ag—O = 2.542 (4) and 2.526 (3) Å; Ng, 1998], lactate [2.425 (3) and 2.508 (4) Å; Hanna & Ng, 2000] and 2,4-dichlorophenoxyacetate [2.436 (2) and 2.571 (2) Å; Subramanian et al., 2000]. The adducts are synthesized by treating the silver carboxylate with triphenylphosphine in the appropriate stoichiometry; however, the direct reaction cannot be used for a large number of silver carboxylates. A more general synthesis involves the reaction of the hydrated 1:1 silver acetate complex with a carboxylic acid; the dimeric compound (Ng & Othman, 1997) reacts with a variety of organic acids to afford the corresponding complexes (Othman, Fun & Sivakumar, 1996; Othman, Fun, Sivakumar et al., 1996; Othman, Goh et al., 1996). The title complex, (I), was prepared by reacting the dimer with 3,5-dinitrobenzoic acid. In the 3,5-dinitrobenzoate adduct, the carboxylato group is unidentate [Ag—O = 2.285 (3) Å] as the double-bond carbonyl atom is more than 3 Å away from the Ag atom. A monodentate mode for the carboxylato group is also noted in the 1:3 complex with α-oxobenzeneacetate; in this compound, three phosphine ligands are linked to the Ag atom, their steric bulk preventing the carbonyl O atom from approaching the Ag atom (Ng, 1997). Three-coordination for silver has not been previously noted for 1:2 silver carboxylate phosphine adducts adducts. A T-shaped geometry has been found in the 1:1 adduct with silver phenylacetate, this geometry arises from bridging by the carboxyl entity, which results in the formation of a centrosymmetric dinuclear compound (Hong et al., 1996). The hemihydrated 1:1 adduct with silver acetate exists as a non-centrosymmetric dimer; the geometry of both atoms is closer to trigonal–planar rather than T-shaped (Ng & Othman, 1997). The Ag atom in the 3,5-dinitrobenzoate adduct is also assigned a trigonal–planar geometry.