
Acta Cryst. (2007). E63, m2994 [ doi:10.1107/S1600536807056851 ]
The Sn atom in the title compound, [Sn(C6H5)3(C10H6NO2)(CH4O)], adopts a distorted SnO2C3 trigonal-bipyramidal geometry. The O atom of the carboxylate group occupies one of the axial sites and the O atom of the methanol molecule occupies the other. In the crystal structure, a bifurcated O-H
(O,N) hydrogen bond links adjacent molecules.
The reaction was carried out under nitrogen atmosphere. Quinaldic acid (1 mmol) and sodium ethoxide (1.2 mmol) were added to a solution of methanol (30 ml) in a Schlenk flask and stirred for 0.5 h. Triphenyltin chloride (1 mmol) was then added to the reactor and the reaction mixture was stirred for 12 h at 313 K. The resulting clear solution was evaporated under vacuum. The product was crystallized from a mixture of dichloromethane/methanol (1:1) to yield colourless blocks of (I) (yield 83%; m.p. 446 K). Analysis calculated (%) for C29H25NO3Sn: C 62.85; H 4.55; N 2.53. Found: C 62.79; H 4.63; N 2.62%.
The H atoms were positioned geometrically (C—H = 0.93–0.96 Å, O—H = 0.82 Å) and refined as riding with Uiso(H) = 1.2xUeq(C,O) or 1.5Ueq(methyl C).
Data collection: SMART (Siemens, 1996); cell refinement: SAINT (Siemens, 1996); data reduction: SAINT (Siemens, 1996); program(s) used to solve structure: SHELXS97 (Sheldrick, 1997a); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997a); molecular graphics: SHELXTL (Sheldrick, 1997b); software used to prepare material for publication: SHELXTL (Sheldrick, 1997b).
| [Sn(C6H5)3(C10H6NO2)(CH4O)] | F000 = 1120 |
| Mr = 554.19 | Dx = 1.424 Mg m−3 |
| Monoclinic, P21/n | Mo Kα radiation λ = 0.71073 Å |
| Hall symbol: -P 2yn | Cell parameters from 5687 reflections |
| a = 11.1774 (11) Å | θ = 2.3–26.9º |
| b = 14.3964 (12) Å | µ = 1.02 mm−1 |
| c = 16.098 (2) Å | T = 298 (2) K |
| β = 93.572 (2)º | Block, colourless |
| V = 2585.3 (5) Å3 | 0.54 × 0.46 × 0.45 mm |
| Z = 4 |
| Siemens SMART CCD diffractometer | 4551 independent reflections |
| Radiation source: fine-focus sealed tube | 3424 reflections with I > 2σ(I) |
| Monochromator: graphite | Rint = 0.040 |
| T = 298(2) K | θmax = 25.0º |
| ω scans | θmin = 1.9º |
| Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | h = −10→13 |
| Tmin = 0.610, Tmax = 0.657 | k = −17→14 |
| 12574 measured reflections | l = −19→19 |
| 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)] = 0.029 | H-atom parameters constrained |
| wR(F2) = 0.099 | w = 1/[σ2(Fo2) + (0.0547P)2 + 0.777P] where P = (Fo2 + 2Fc2)/3 |
| S = 1.00 | (Δ/σ)max = 0.002 |
| 4551 reflections | Δρmax = 0.90 e Å−3 |
| 307 parameters | Δρmin = −0.47 e Å−3 |
| Primary atom site location: structure-invariant direct methods | Extinction correction: none |
| [Sn(C6H5)3(C10H6NO2)(CH4O)] | V = 2585.3 (5) Å3 |
| Mr = 554.19 | Z = 4 |
| Monoclinic, P21/n | Mo Kα |
| a = 11.1774 (11) Å | µ = 1.02 mm−1 |
| b = 14.3964 (12) Å | T = 298 (2) K |
| c = 16.098 (2) Å | 0.54 × 0.46 × 0.45 mm |
| β = 93.572 (2)º |
| Siemens SMART CCD diffractometer | 4551 independent reflections |
| Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | 3424 reflections with I > 2σ(I) |
| Tmin = 0.610, Tmax = 0.657 | Rint = 0.040 |
| 12574 measured reflections |
| R[F2 > 2σ(F2)] = 0.029 | 307 parameters |
| wR(F2) = 0.099 | H-atom parameters constrained |
| S = 1.00 | Δρmax = 0.90 e Å−3 |
| 4551 reflections | Δρmin = −0.47 e Å−3 |
| x | y | z | Uiso*/Ueq | ||
| Sn1 | 0.62676 (2) | 0.142033 (17) | 0.775590 (15) | 0.03955 (11) | |
| N1 | 0.7000 (3) | 0.4632 (2) | 0.94373 (18) | 0.0415 (7) | |
| O1 | 0.6090 (2) | 0.24000 (17) | 0.87443 (16) | 0.0510 (7) | |
| O2 | 0.6980 (3) | 0.35405 (18) | 0.80596 (17) | 0.0559 (8) | |
| O3 | 0.6358 (2) | 0.01729 (19) | 0.67387 (16) | 0.0503 (7) | |
| H3 | 0.6984 | −0.0016 | 0.6559 | 0.075* | |
| C1 | 0.6512 (3) | 0.3235 (3) | 0.8669 (2) | 0.0431 (9) | |
| C2 | 0.6403 (3) | 0.3839 (3) | 0.9437 (2) | 0.0403 (8) | |
| C3 | 0.5728 (4) | 0.3546 (3) | 1.0098 (2) | 0.0493 (10) | |
| H3A | 0.5318 | 0.2984 | 1.0070 | 0.059* | |
| C4 | 0.5685 (4) | 0.4104 (3) | 1.0787 (2) | 0.0546 (11) | |
| H4 | 0.5237 | 0.3925 | 1.1227 | 0.066* | |
| C5 | 0.6322 (4) | 0.4953 (3) | 1.0825 (2) | 0.0504 (10) | |
| C6 | 0.6972 (3) | 0.5194 (3) | 1.0128 (2) | 0.0425 (9) | |
| C7 | 0.7603 (4) | 0.6051 (3) | 1.0128 (3) | 0.0577 (11) | |
| H7 | 0.8037 | 0.6215 | 0.9676 | 0.069* | |
| C8 | 0.7567 (5) | 0.6632 (4) | 1.0797 (3) | 0.0735 (14) | |
| H8 | 0.7976 | 0.7194 | 1.0795 | 0.088* | |
| C9 | 0.6926 (5) | 0.6395 (4) | 1.1484 (3) | 0.0734 (14) | |
| H9 | 0.6911 | 0.6804 | 1.1931 | 0.088* | |
| C10 | 0.6328 (4) | 0.5583 (3) | 1.1510 (3) | 0.0657 (13) | |
| H10 | 0.5917 | 0.5432 | 1.1976 | 0.079* | |
| C11 | 0.5416 (3) | 0.2169 (3) | 0.6736 (2) | 0.0453 (9) | |
| C12 | 0.4221 (4) | 0.2014 (3) | 0.6513 (3) | 0.0710 (13) | |
| H12 | 0.3772 | 0.1629 | 0.6838 | 0.085* | |
| C13 | 0.3681 (5) | 0.2434 (4) | 0.5801 (4) | 0.098 (2) | |
| H13 | 0.2873 | 0.2331 | 0.5659 | 0.118* | |
| C14 | 0.4336 (6) | 0.2999 (4) | 0.5309 (3) | 0.0874 (17) | |
| H14 | 0.3980 | 0.3261 | 0.4826 | 0.105* | |
| C15 | 0.5488 (5) | 0.3167 (4) | 0.5531 (3) | 0.0766 (15) | |
| H15 | 0.5926 | 0.3559 | 0.5206 | 0.092* | |
| C16 | 0.6043 (4) | 0.2762 (3) | 0.6241 (3) | 0.0585 (11) | |
| H16 | 0.6844 | 0.2892 | 0.6385 | 0.070* | |
| C17 | 0.8172 (3) | 0.1293 (3) | 0.7900 (2) | 0.0421 (9) | |
| C18 | 0.8935 (3) | 0.2035 (3) | 0.7736 (2) | 0.0506 (10) | |
| H18 | 0.8609 | 0.2591 | 0.7533 | 0.061* | |
| C19 | 1.0165 (4) | 0.1954 (4) | 0.7871 (3) | 0.0637 (12) | |
| H19 | 1.0654 | 0.2451 | 0.7747 | 0.076* | |
| C20 | 1.0673 (4) | 0.1157 (4) | 0.8184 (3) | 0.0686 (13) | |
| H20 | 1.1500 | 0.1117 | 0.8282 | 0.082* | |
| C21 | 0.9949 (4) | 0.0407 (4) | 0.8356 (3) | 0.0689 (13) | |
| H21 | 1.0291 | −0.0139 | 0.8567 | 0.083* | |
| C22 | 0.8711 (4) | 0.0474 (3) | 0.8210 (3) | 0.0572 (11) | |
| H22 | 0.8233 | −0.0034 | 0.8321 | 0.069* | |
| C23 | 0.5185 (4) | 0.0463 (3) | 0.8402 (2) | 0.0472 (10) | |
| C24 | 0.4280 (4) | 0.0796 (4) | 0.8874 (3) | 0.0631 (12) | |
| H24 | 0.4131 | 0.1431 | 0.8895 | 0.076* | |
| C25 | 0.3593 (4) | 0.0181 (5) | 0.9317 (3) | 0.0863 (17) | |
| H25 | 0.2980 | 0.0405 | 0.9627 | 0.104* | |
| C26 | 0.3825 (6) | −0.0759 (5) | 0.9295 (4) | 0.097 (2) | |
| H26 | 0.3369 | −0.1169 | 0.9590 | 0.117* | |
| C27 | 0.4729 (7) | −0.1092 (4) | 0.8837 (4) | 0.099 (2) | |
| H27 | 0.4890 | −0.1725 | 0.8830 | 0.119* | |
| C28 | 0.5397 (5) | −0.0493 (3) | 0.8388 (3) | 0.0719 (14) | |
| H28 | 0.5997 | −0.0727 | 0.8072 | 0.086* | |
| C29 | 0.5361 (4) | −0.0265 (3) | 0.6299 (3) | 0.0616 (12) | |
| H29A | 0.4684 | −0.0262 | 0.6638 | 0.092* | |
| H29B | 0.5566 | −0.0895 | 0.6171 | 0.092* | |
| H29C | 0.5163 | 0.0066 | 0.5791 | 0.092* |
| U11 | U22 | U33 | U12 | U13 | U23 | |
| Sn1 | 0.04301 (18) | 0.03095 (17) | 0.04461 (17) | −0.00319 (11) | 0.00217 (11) | 0.00156 (11) |
| N1 | 0.0432 (18) | 0.0352 (18) | 0.0464 (17) | −0.0011 (14) | 0.0049 (14) | −0.0061 (14) |
| O1 | 0.0639 (18) | 0.0323 (15) | 0.0577 (16) | −0.0089 (13) | 0.0118 (13) | −0.0063 (12) |
| O2 | 0.077 (2) | 0.0455 (18) | 0.0469 (16) | −0.0086 (14) | 0.0153 (15) | −0.0054 (13) |
| O3 | 0.0460 (16) | 0.0493 (17) | 0.0560 (16) | −0.0015 (12) | 0.0073 (12) | −0.0165 (13) |
| C1 | 0.044 (2) | 0.036 (2) | 0.049 (2) | 0.0019 (17) | 0.0013 (18) | −0.0047 (18) |
| C2 | 0.046 (2) | 0.031 (2) | 0.044 (2) | 0.0039 (16) | 0.0027 (17) | 0.0016 (16) |
| C3 | 0.060 (3) | 0.037 (2) | 0.052 (2) | −0.0028 (18) | 0.0107 (19) | 0.0076 (19) |
| C4 | 0.065 (3) | 0.054 (3) | 0.047 (2) | 0.004 (2) | 0.016 (2) | 0.007 (2) |
| C5 | 0.061 (3) | 0.048 (3) | 0.043 (2) | 0.011 (2) | 0.0046 (19) | −0.0029 (19) |
| C6 | 0.044 (2) | 0.039 (2) | 0.045 (2) | 0.0043 (17) | 0.0054 (17) | −0.0040 (17) |
| C7 | 0.065 (3) | 0.047 (3) | 0.062 (3) | −0.010 (2) | 0.013 (2) | −0.018 (2) |
| C8 | 0.075 (3) | 0.063 (3) | 0.082 (4) | −0.010 (3) | 0.003 (3) | −0.023 (3) |
| C9 | 0.092 (4) | 0.068 (4) | 0.061 (3) | 0.004 (3) | 0.002 (3) | −0.027 (3) |
| C10 | 0.083 (3) | 0.070 (3) | 0.046 (2) | 0.009 (3) | 0.013 (2) | −0.010 (2) |
| C11 | 0.049 (2) | 0.036 (2) | 0.051 (2) | 0.0026 (17) | −0.0009 (18) | −0.0014 (18) |
| C12 | 0.054 (3) | 0.065 (3) | 0.091 (4) | −0.002 (2) | −0.009 (2) | 0.011 (3) |
| C13 | 0.067 (4) | 0.096 (5) | 0.126 (5) | 0.007 (3) | −0.044 (4) | 0.000 (4) |
| C14 | 0.112 (5) | 0.077 (4) | 0.069 (3) | 0.018 (4) | −0.031 (3) | 0.004 (3) |
| C15 | 0.099 (4) | 0.076 (4) | 0.055 (3) | 0.014 (3) | 0.007 (3) | 0.012 (3) |
| C16 | 0.061 (3) | 0.055 (3) | 0.059 (3) | 0.001 (2) | 0.002 (2) | 0.010 (2) |
| C17 | 0.044 (2) | 0.044 (2) | 0.0381 (19) | 0.0039 (17) | 0.0000 (16) | −0.0055 (17) |
| C18 | 0.047 (2) | 0.047 (3) | 0.057 (2) | −0.0047 (19) | −0.0012 (18) | −0.005 (2) |
| C19 | 0.051 (3) | 0.069 (3) | 0.070 (3) | −0.009 (2) | 0.000 (2) | −0.007 (3) |
| C20 | 0.045 (3) | 0.090 (4) | 0.069 (3) | 0.009 (3) | −0.006 (2) | −0.012 (3) |
| C21 | 0.067 (3) | 0.067 (3) | 0.071 (3) | 0.024 (3) | −0.008 (2) | −0.001 (3) |
| C22 | 0.063 (3) | 0.045 (3) | 0.063 (3) | 0.002 (2) | −0.003 (2) | 0.000 (2) |
| C23 | 0.056 (2) | 0.043 (2) | 0.042 (2) | −0.0148 (18) | −0.0002 (18) | 0.0018 (17) |
| C24 | 0.052 (3) | 0.069 (3) | 0.068 (3) | −0.008 (2) | 0.003 (2) | 0.010 (2) |
| C25 | 0.056 (3) | 0.126 (5) | 0.078 (3) | −0.019 (3) | 0.013 (3) | 0.021 (4) |
| C26 | 0.124 (5) | 0.089 (5) | 0.079 (4) | −0.058 (4) | 0.010 (4) | 0.022 (4) |
| C27 | 0.168 (7) | 0.058 (3) | 0.072 (4) | −0.042 (4) | 0.022 (4) | 0.006 (3) |
| C28 | 0.122 (4) | 0.041 (3) | 0.055 (3) | −0.016 (3) | 0.021 (3) | 0.003 (2) |
| C29 | 0.055 (3) | 0.070 (3) | 0.059 (3) | −0.011 (2) | 0.000 (2) | −0.020 (2) |
| Sn1—C17 | 2.135 (4) | C13—H13 | 0.9300 |
| Sn1—C11 | 2.138 (4) | C14—C15 | 1.337 (7) |
| Sn1—O1 | 2.145 (3) | C14—H14 | 0.9300 |
| Sn1—C23 | 2.145 (4) | C15—C16 | 1.394 (6) |
| Sn1—O3 | 2.437 (2) | C15—H15 | 0.9300 |
| N1—C2 | 1.323 (5) | C16—H16 | 0.9300 |
| N1—C6 | 1.376 (4) | C17—C22 | 1.402 (5) |
| O1—C1 | 1.299 (4) | C17—C18 | 1.402 (5) |
| O2—C1 | 1.222 (4) | C18—C19 | 1.384 (6) |
| O3—C29 | 1.430 (4) | C18—H18 | 0.9300 |
| O3—H3 | 0.8200 | C19—C20 | 1.362 (7) |
| C1—C2 | 1.522 (5) | C19—H19 | 0.9300 |
| C2—C3 | 1.407 (5) | C20—C21 | 1.387 (7) |
| C3—C4 | 1.372 (6) | C20—H20 | 0.9300 |
| C3—H3A | 0.9300 | C21—C22 | 1.393 (6) |
| C4—C5 | 1.414 (6) | C21—H21 | 0.9300 |
| C4—H4 | 0.9300 | C22—H22 | 0.9300 |
| C5—C6 | 1.417 (5) | C23—C24 | 1.387 (6) |
| C5—C10 | 1.427 (6) | C23—C28 | 1.398 (6) |
| C6—C7 | 1.421 (5) | C24—C25 | 1.397 (7) |
| C7—C8 | 1.366 (6) | C24—H24 | 0.9300 |
| C7—H7 | 0.9300 | C25—C26 | 1.379 (8) |
| C8—C9 | 1.397 (7) | C25—H25 | 0.9300 |
| C8—H8 | 0.9300 | C26—C27 | 1.373 (9) |
| C9—C10 | 1.349 (7) | C26—H26 | 0.9300 |
| C9—H9 | 0.9300 | C27—C28 | 1.374 (7) |
| C10—H10 | 0.9300 | C27—H27 | 0.9300 |
| C11—C12 | 1.379 (6) | C28—H28 | 0.9300 |
| C11—C16 | 1.388 (6) | C29—H29A | 0.9600 |
| C12—C13 | 1.399 (7) | C29—H29B | 0.9600 |
| C12—H12 | 0.9300 | C29—H29C | 0.9600 |
| C13—C14 | 1.378 (8) | ||
| C17—Sn1—C11 | 121.34 (15) | C12—C13—H13 | 119.7 |
| C17—Sn1—O1 | 96.50 (12) | C15—C14—C13 | 119.3 (5) |
| C11—Sn1—O1 | 100.43 (13) | C15—C14—H14 | 120.3 |
| C17—Sn1—C23 | 118.77 (15) | C13—C14—H14 | 120.3 |
| C11—Sn1—C23 | 117.28 (15) | C14—C15—C16 | 121.1 (5) |
| O1—Sn1—C23 | 88.95 (13) | C14—C15—H15 | 119.4 |
| C17—Sn1—O3 | 85.81 (11) | C16—C15—H15 | 119.4 |
| C11—Sn1—O3 | 83.72 (12) | C11—C16—C15 | 120.8 (4) |
| O1—Sn1—O3 | 173.17 (9) | C11—C16—H16 | 119.6 |
| C23—Sn1—O3 | 84.31 (12) | C15—C16—H16 | 119.6 |
| C2—N1—C6 | 118.1 (3) | C22—C17—C18 | 117.1 (4) |
| C1—O1—Sn1 | 119.2 (2) | C22—C17—Sn1 | 121.0 (3) |
| C29—O3—Sn1 | 126.5 (2) | C18—C17—Sn1 | 121.9 (3) |
| C29—O3—H3 | 109.5 | C19—C18—C17 | 121.0 (4) |
| Sn1—O3—H3 | 123.7 | C19—C18—H18 | 119.5 |
| O2—C1—O1 | 125.7 (4) | C17—C18—H18 | 119.5 |
| O2—C1—C2 | 120.4 (3) | C20—C19—C18 | 121.1 (4) |
| O1—C1—C2 | 113.9 (3) | C20—C19—H19 | 119.4 |
| N1—C2—C3 | 123.5 (3) | C18—C19—H19 | 119.4 |
| N1—C2—C1 | 115.3 (3) | C19—C20—C21 | 119.6 (4) |
| C3—C2—C1 | 121.2 (3) | C19—C20—H20 | 120.2 |
| C4—C3—C2 | 118.9 (4) | C21—C20—H20 | 120.2 |
| C4—C3—H3A | 120.6 | C20—C21—C22 | 119.9 (4) |
| C2—C3—H3A | 120.6 | C20—C21—H21 | 120.1 |
| C3—C4—C5 | 119.9 (4) | C22—C21—H21 | 120.1 |
| C3—C4—H4 | 120.1 | C21—C22—C17 | 121.3 (4) |
| C5—C4—H4 | 120.1 | C21—C22—H22 | 119.4 |
| C4—C5—C6 | 117.3 (3) | C17—C22—H22 | 119.4 |
| C4—C5—C10 | 124.1 (4) | C24—C23—C28 | 118.6 (4) |
| C6—C5—C10 | 118.6 (4) | C24—C23—Sn1 | 119.8 (3) |
| N1—C6—C5 | 122.3 (3) | C28—C23—Sn1 | 121.6 (3) |
| N1—C6—C7 | 118.3 (3) | C23—C24—C25 | 120.3 (5) |
| C5—C6—C7 | 119.4 (4) | C23—C24—H24 | 119.9 |
| C8—C7—C6 | 119.5 (4) | C25—C24—H24 | 119.9 |
| C8—C7—H7 | 120.2 | C26—C25—C24 | 119.9 (5) |
| C6—C7—H7 | 120.2 | C26—C25—H25 | 120.1 |
| C7—C8—C9 | 121.1 (5) | C24—C25—H25 | 120.1 |
| C7—C8—H8 | 119.5 | C27—C26—C25 | 120.2 (5) |
| C9—C8—H8 | 119.5 | C27—C26—H26 | 119.9 |
| C10—C9—C8 | 121.0 (4) | C25—C26—H26 | 119.9 |
| C10—C9—H9 | 119.5 | C26—C27—C28 | 120.3 (6) |
| C8—C9—H9 | 119.5 | C26—C27—H27 | 119.8 |
| C9—C10—C5 | 120.4 (4) | C28—C27—H27 | 119.8 |
| C9—C10—H10 | 119.8 | C27—C28—C23 | 120.8 (5) |
| C5—C10—H10 | 119.8 | C27—C28—H28 | 119.6 |
| C12—C11—C16 | 117.8 (4) | C23—C28—H28 | 119.6 |
| C12—C11—Sn1 | 119.7 (3) | O3—C29—H29A | 109.5 |
| C16—C11—Sn1 | 122.3 (3) | O3—C29—H29B | 109.5 |
| C11—C12—C13 | 120.3 (5) | H29A—C29—H29B | 109.5 |
| C11—C12—H12 | 119.9 | O3—C29—H29C | 109.5 |
| C13—C12—H12 | 119.9 | H29A—C29—H29C | 109.5 |
| C14—C13—C12 | 120.6 (5) | H29B—C29—H29C | 109.5 |
| C14—C13—H13 | 119.7 |
| D—H···A | D—H | H···A | D···A | D—H···A |
| O3—H3···O2i | 0.82 | 2.44 | 3.000 (4) | 127 |
| O3—H3···N1i | 0.82 | 2.08 | 2.827 (4) | 151 |
| Symmetry codes: (i) −x+3/2, y−1/2, −z+3/2. |
| Sn1—C17 | 2.135 (4) | Sn1—C23 | 2.145 (4) |
| Sn1—C11 | 2.138 (4) | Sn1—O3 | 2.437 (2) |
| Sn1—O1 | 2.145 (3) | ||
| O1—Sn1—O3 | 173.17 (9) |
| D—H···A | D—H | H···A | D···A | D—H···A |
| O3—H3···O2i | 0.82 | 2.44 | 3.000 (4) | 127 |
| O3—H3···N1i | 0.82 | 2.08 | 2.827 (4) | 151 |
| Symmetry codes: (i) −x+3/2, y−1/2, −z+3/2. |
We acknowledge the financial support of the Shandong Province Science Foundation, and the State Key Laboratory of Crystalline Materials, Shandong University, China.
Ma, C., Li, J., Zhang, R. & Wang, D. (2006). J. Organomet. Chem. 691, 1713–1721.
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Organotin esters of carboxylic acids are widely used as biocides, fungicides and homogeneous catalysts. Studies on organotin complexes containing carboxylate ligands with an additional donor atom (e.g. N, O or S) that is available for coordinating to the Sn atom have revealed that new structural types may lead to different activities. We have therefore synthesized the title compound, (I), and present its crystal structure here (Fig. 1).
The Sn in (I) atom assumes a trigonal-bipyramidal coordination geometry, formed by three phenyl groups, a monodentate carboxylate group and a coordinated methanol molecule (Table 1). The Sn—O distances in (I) are are close to those in related structures (Ma et al., 2006).
In the crystal of (I), the methanol O—H group makes a bifurcated O—H···(O,N) hydrogen bond (Table 2) to the carboxylate O atom and quinoline N atom in an adjacent molecule (Fig. 2).