metal-organic compounds
Dichlorido[(Z)-4-(2,6-diisopropylanilino)pent-3-en-2-one]dimethyltin(IV)
aUniversitatea Babeş-Bolyai, Facultatea de Chimie şi Inginerie Chimicã, 11 Arany Janos, 400028 Cluj-Napoca, Romania
*Correspondence e-mail: crat@chem.ubbcluj.ro
In the 3)2Cl2(C17H25NO)], the Sn atom adopts a trigonal-bipyramidal geometry with the O and one Cl atom in axial positions. A weak intramolecular N—H⋯O hydrogen bond occurs. The displays weak intermolecular C—H⋯Cl interactions.
of the title compound, [Sn(CHRelated literature
For dichloridodiorganotin(IV) complexes, see: Cunningham et al. (2004); Curnow et al. (2006); Ianelli et al. (1993); Mahadevan et al. (1982); Ng (1996); Papadaki et al. (2008); Tian et al. (2006); Valle et al. (1982).
Experimental
Crystal data
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Refinement
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Data collection: SMART (Bruker, 2000); cell SAINT-Plus (Bruker, 2001); data reduction: SAINT-Plus; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: DIAMOND (Brandenburg, 2009); software used to prepare material for publication: PLATON (Spek, 2009).
Supporting information
https://doi.org/10.1107/S1600536809055810/nc2173sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536809055810/nc2173Isup2.hkl
A solution of Me2SnCl2 in Et2O (0.84 g, 3.82 mmol) was added to a stirred solution of (Z)-4-[(2,6-diisopropylphenyl)amino]pent-3-en-2-one (1 g, 3.85 mmol) in 50 ml Et2O resulting in a clear red-brown solution. The reaction mixture was stirred for 24 h and than the solvent was removed under reduced presure to give the title compound as a white-yellow powder. Crystals were obtained by slow diffusion of hexane into a dichloromethane solution of the title compound. Yield: 0.6 g (33%). mp = 124–125 °C.
1H NMR (CDCl3, 300 MHz): δ 1.15 [d, 6HA, –CH(CH3)2, 3J(H,H) = 6.8 Hz], 1.19 [s, 6H, SnCH3, 2J(117Sn,H) = 75.3, 2J(119Sn,H) = 78.7 Hz], 1.20 [d, 6HB, –CH(CH3)2, 3J(H,H) = 6.9 Hz], 1.67 [s, 3H, CH3C(N)], 2.11 [s, 3H, CH3C(O)], 2.92 [sept, 2H, –CH(CH3)2, 3J(H,H) = 6.9 Hz], 5.22 [s, 1H, –CH-], 7.18 [d, 2H, H8,10, 3J(H,H) = 7.7 Hz], 7.32 [t, 1H, H9, 3J(H,H) = 7.7 Hz], 11.83 [s, 1H, –NH-].
13C NMR (CDCl3, 75.5 MHz): δ 10.73 [s, SnCH3, 1J(117Sn,C) = 587.1, 1J(119Sn,C) = 614.4 Hz], 19.49 [s, CH3C(N)], 22.57 [s, –CH(CH3)2, (B)], 24.45 [s, –CH(CH3)2, (A)], 28.01 [s, -CH(CH3)2], 28.43 [s, CH3C(O)], 96.31 [s, -CH–], 123.68 [s, C8,10], 128.81 [s, C9], 132.27 [s, C6], 145.53 [s, C7,11], 166.74 [s, CH3C(N)], 193.59 [s, CH3C(O)].
119Sn NMR (CDCl3, 111.9 MHz): δ -1.33.
The C-H H atoms were placed in calculated positions (methyl H atoms allowed to rotate but not to tip) with Uiso(H) = 1.2Ueq(C) (1.5 for methyl H atoms). The N-H H atom was located in a difference map and its position was refined with istotropic displacement parameters with a restrained N–H distance of 0.86 Å.
Data collection: SMART (Bruker, 2000); cell
SAINT-Plus (Bruker, 2001); data reduction: SAINT-Plus (Bruker, 2001); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: DIAMOND (Brandenburg, 2009); software used to prepare material for publication: PLATON (Spek, 2009).[Sn(CH3)2Cl2(C17H25NO)] | Z = 2 |
Mr = 479.04 | F(000) = 488 |
Triclinic, P1 | Dx = 1.372 Mg m−3 |
Hall symbol: -P 1 | Melting point = 397–398 K |
a = 8.504 (4) Å | Mo Kα radiation, λ = 0.71073 Å |
b = 10.212 (4) Å | Cell parameters from 2254 reflections |
c = 14.507 (6) Å | θ = 2.2–20.4° |
α = 71.070 (7)° | µ = 1.34 mm−1 |
β = 83.300 (8)° | T = 297 K |
γ = 76.984 (7)° | Block, colourless |
V = 1159.8 (9) Å3 | 0.36 × 0.35 × 0.33 mm |
Bruker SMART APEX CCD area-detector diffractometer | 4044 independent reflections |
Radiation source: fine-focus sealed tube | 3433 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.028 |
φ and ω scans | θmax = 25°, θmin = 2.2° |
Absorption correction: multi-scan (SADABS; Bruker, 2000) | h = −10→10 |
Tmin = 0.626, Tmax = 0.645 | k = −12→12 |
8415 measured reflections | l = −17→17 |
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)] = 0.046 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.104 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.06 | w = 1/[σ2(Fo2) + (0.045P)2 + 0.2662P] where P = (Fo2 + 2Fc2)/3 |
4044 reflections | (Δ/σ)max = 0.001 |
229 parameters | Δρmax = 0.57 e Å−3 |
1 restraint | Δρmin = −0.41 e Å−3 |
[Sn(CH3)2Cl2(C17H25NO)] | γ = 76.984 (7)° |
Mr = 479.04 | V = 1159.8 (9) Å3 |
Triclinic, P1 | Z = 2 |
a = 8.504 (4) Å | Mo Kα radiation |
b = 10.212 (4) Å | µ = 1.34 mm−1 |
c = 14.507 (6) Å | T = 297 K |
α = 71.070 (7)° | 0.36 × 0.35 × 0.33 mm |
β = 83.300 (8)° |
Bruker SMART APEX CCD area-detector diffractometer | 4044 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2000) | 3433 reflections with I > 2σ(I) |
Tmin = 0.626, Tmax = 0.645 | Rint = 0.028 |
8415 measured reflections |
R[F2 > 2σ(F2)] = 0.046 | 1 restraint |
wR(F2) = 0.104 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.06 | Δρmax = 0.57 e Å−3 |
4044 reflections | Δρmin = −0.41 e Å−3 |
229 parameters |
Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes. |
Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > σ(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. |
x | y | z | Uiso*/Ueq | ||
C1 | 0.6984 (5) | 0.9135 (5) | 0.5930 (3) | 0.0605 (11) | |
C2 | 0.6594 (5) | 1.0064 (4) | 0.6472 (3) | 0.0541 (10) | |
H2 | 0.6908 | 1.0931 | 0.6209 | 0.065* | |
C3 | 0.5787 (5) | 0.9812 (4) | 0.7360 (3) | 0.0494 (10) | |
C4 | 0.7852 (8) | 0.9572 (6) | 0.4950 (4) | 0.101 (2) | |
H4A | 0.8739 | 0.8825 | 0.4899 | 0.152* | |
H4B | 0.8252 | 1.0408 | 0.4879 | 0.152* | |
H4C | 0.7119 | 0.9762 | 0.4446 | 0.152* | |
C5 | 0.5455 (7) | 1.0906 (5) | 0.7874 (4) | 0.0781 (15) | |
H5A | 0.4309 | 1.1209 | 0.7959 | 0.117* | |
H5B | 0.592 | 1.17 | 0.7494 | 0.117* | |
H5C | 0.5922 | 1.0511 | 0.8501 | 0.117* | |
C6 | 0.4417 (5) | 0.8299 (4) | 0.8734 (3) | 0.0486 (10) | |
C7 | 0.5269 (5) | 0.7605 (4) | 0.9578 (3) | 0.0527 (10) | |
C8 | 0.4401 (6) | 0.7330 (5) | 1.0457 (3) | 0.0603 (11) | |
H8 | 0.494 | 0.685 | 1.103 | 0.072* | |
C9 | 0.2759 (6) | 0.7751 (5) | 1.0501 (3) | 0.0641 (12) | |
H9 | 0.2195 | 0.7569 | 1.1103 | 0.077* | |
C10 | 0.1943 (5) | 0.8433 (5) | 0.9674 (3) | 0.0648 (12) | |
H10 | 0.0826 | 0.872 | 0.9716 | 0.078* | |
C11 | 0.2755 (5) | 0.8706 (5) | 0.8765 (3) | 0.0565 (11) | |
C12 | 0.7095 (5) | 0.7131 (5) | 0.9532 (4) | 0.0650 (12) | |
H12 | 0.7507 | 0.774 | 0.8923 | 0.078* | |
C13 | 0.7902 (7) | 0.7273 (8) | 1.0355 (5) | 0.109 (2) | |
H13A | 0.7611 | 0.6615 | 1.0958 | 0.163* | |
H13B | 0.7556 | 0.8218 | 1.0392 | 0.163* | |
H13C | 0.9053 | 0.7078 | 1.0239 | 0.163* | |
C14 | 0.7528 (8) | 0.5650 (7) | 0.9482 (6) | 0.120 (2) | |
H14A | 0.7234 | 0.5013 | 1.0095 | 0.18* | |
H14B | 0.867 | 0.5408 | 0.9348 | 0.18* | |
H14C | 0.6957 | 0.558 | 0.8972 | 0.18* | |
C15 | 0.1811 (6) | 0.9386 (6) | 0.7843 (4) | 0.0727 (14) | |
H15 | 0.2549 | 0.979 | 0.7309 | 0.087* | |
C16 | 0.1201 (8) | 0.8259 (8) | 0.7587 (4) | 0.112 (2) | |
H16A | 0.2096 | 0.752 | 0.7532 | 0.169* | |
H16B | 0.068 | 0.8675 | 0.6977 | 0.169* | |
H16C | 0.0444 | 0.7874 | 0.809 | 0.169* | |
C17 | 0.0427 (8) | 1.0556 (8) | 0.7938 (5) | 0.132 (3) | |
H17A | −0.0347 | 1.0172 | 0.843 | 0.198* | |
H17B | −0.0081 | 1.1 | 0.7326 | 0.198* | |
H17C | 0.0825 | 1.1242 | 0.8119 | 0.198* | |
C18 | 0.6696 (7) | 0.6652 (5) | 0.4531 (3) | 0.0799 (15) | |
H18A | 0.5909 | 0.7496 | 0.4515 | 0.12* | |
H18B | 0.6202 | 0.6001 | 0.4372 | 0.12* | |
H18C | 0.7568 | 0.6886 | 0.4065 | 0.12* | |
C19 | 0.9525 (7) | 0.5569 (7) | 0.6771 (4) | 0.1025 (19) | |
H19A | 0.9978 | 0.4592 | 0.7077 | 0.154* | |
H19B | 0.9138 | 0.6023 | 0.7262 | 0.154* | |
H19C | 1.0339 | 0.6022 | 0.6356 | 0.154* | |
Cl1 | 0.5420 (2) | 0.51095 (17) | 0.70215 (11) | 0.1040 (5) | |
Cl2 | 0.8568 (2) | 0.33755 (15) | 0.57138 (13) | 0.1102 (6) | |
H1 | 0.547 (5) | 0.801 (3) | 0.752 (3) | 0.055 (13)* | |
N1 | 0.5289 (4) | 0.8616 (4) | 0.7806 (3) | 0.0513 (8) | |
O1 | 0.6627 (4) | 0.7925 (3) | 0.6232 (2) | 0.0761 (10) | |
Sn1 | 0.75936 (4) | 0.57249 (3) | 0.59303 (2) | 0.06287 (15) |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.064 (3) | 0.058 (3) | 0.056 (3) | −0.011 (2) | 0.010 (2) | −0.019 (2) |
C2 | 0.060 (3) | 0.047 (2) | 0.056 (3) | −0.018 (2) | 0.003 (2) | −0.014 (2) |
C3 | 0.048 (2) | 0.046 (2) | 0.057 (3) | −0.0075 (19) | −0.0061 (19) | −0.019 (2) |
C4 | 0.131 (5) | 0.096 (4) | 0.077 (4) | −0.048 (4) | 0.042 (3) | −0.027 (3) |
C5 | 0.111 (4) | 0.056 (3) | 0.078 (3) | −0.024 (3) | 0.013 (3) | −0.036 (3) |
C6 | 0.052 (2) | 0.046 (2) | 0.053 (2) | −0.0107 (19) | 0.004 (2) | −0.024 (2) |
C7 | 0.056 (3) | 0.050 (2) | 0.057 (3) | −0.011 (2) | −0.002 (2) | −0.023 (2) |
C8 | 0.072 (3) | 0.059 (3) | 0.050 (3) | −0.015 (2) | −0.001 (2) | −0.016 (2) |
C9 | 0.073 (3) | 0.069 (3) | 0.052 (3) | −0.019 (3) | 0.017 (2) | −0.024 (2) |
C10 | 0.052 (3) | 0.074 (3) | 0.067 (3) | −0.014 (2) | 0.004 (2) | −0.023 (3) |
C11 | 0.060 (3) | 0.059 (3) | 0.054 (3) | −0.014 (2) | 0.002 (2) | −0.022 (2) |
C12 | 0.055 (3) | 0.065 (3) | 0.074 (3) | −0.008 (2) | −0.004 (2) | −0.022 (2) |
C13 | 0.069 (4) | 0.152 (6) | 0.125 (5) | −0.024 (4) | −0.020 (4) | −0.062 (5) |
C14 | 0.087 (4) | 0.093 (5) | 0.188 (7) | 0.020 (4) | −0.030 (4) | −0.070 (5) |
C15 | 0.055 (3) | 0.094 (4) | 0.064 (3) | −0.012 (3) | −0.008 (2) | −0.019 (3) |
C16 | 0.117 (5) | 0.156 (7) | 0.081 (4) | −0.052 (5) | −0.023 (4) | −0.035 (4) |
C17 | 0.103 (5) | 0.141 (7) | 0.118 (6) | 0.040 (5) | −0.030 (4) | −0.028 (5) |
C18 | 0.100 (4) | 0.074 (3) | 0.058 (3) | 0.002 (3) | −0.021 (3) | −0.017 (3) |
C19 | 0.097 (4) | 0.121 (5) | 0.101 (5) | −0.013 (4) | −0.029 (4) | −0.048 (4) |
Cl1 | 0.1360 (13) | 0.1014 (11) | 0.0782 (9) | −0.0581 (10) | 0.0188 (9) | −0.0174 (8) |
Cl2 | 0.1549 (15) | 0.0523 (8) | 0.1206 (13) | −0.0019 (9) | −0.0277 (11) | −0.0282 (8) |
N1 | 0.058 (2) | 0.046 (2) | 0.055 (2) | −0.0101 (17) | 0.0052 (17) | −0.0250 (18) |
O1 | 0.106 (3) | 0.061 (2) | 0.068 (2) | −0.0291 (19) | 0.0276 (19) | −0.0314 (17) |
Sn1 | 0.0865 (3) | 0.0497 (2) | 0.0515 (2) | −0.01062 (16) | −0.00813 (16) | −0.01462 (15) |
C1—O1 | 1.264 (5) | C13—H13A | 0.96 |
C1—C2 | 1.382 (6) | C13—H13B | 0.96 |
C1—C4 | 1.502 (6) | C13—H13C | 0.96 |
C2—C3 | 1.362 (5) | C14—H14A | 0.96 |
C2—H2 | 0.93 | C14—H14B | 0.96 |
C3—N1 | 1.322 (5) | C14—H14C | 0.96 |
C3—C5 | 1.494 (6) | C15—C17 | 1.506 (8) |
C4—H4A | 0.96 | C15—C16 | 1.524 (8) |
C4—H4B | 0.96 | C15—H15 | 0.98 |
C4—H4C | 0.96 | C16—H16A | 0.96 |
C5—H5A | 0.96 | C16—H16B | 0.96 |
C5—H5B | 0.96 | C16—H16C | 0.96 |
C5—H5C | 0.96 | C17—H17A | 0.96 |
C6—C11 | 1.381 (6) | C17—H17B | 0.96 |
C6—C7 | 1.392 (6) | C17—H17C | 0.96 |
C6—N1 | 1.435 (5) | C18—Sn1 | 2.095 (5) |
C7—C8 | 1.376 (6) | C18—H18A | 0.96 |
C7—C12 | 1.519 (6) | C18—H18B | 0.96 |
C8—C9 | 1.366 (6) | C18—H18C | 0.96 |
C8—H8 | 0.93 | C19—Sn1 | 2.105 (5) |
C9—C10 | 1.356 (6) | C19—H19A | 0.96 |
C9—H9 | 0.93 | C19—H19B | 0.96 |
C10—C11 | 1.389 (6) | C19—H19C | 0.96 |
C10—H10 | 0.93 | Cl1—Sn1 | 2.3478 (16) |
C11—C15 | 1.520 (6) | Cl2—Sn1 | 2.4644 (17) |
C12—C14 | 1.497 (7) | N1—H1 | 0.833 (18) |
C12—C13 | 1.505 (7) | O1—Sn1 | 2.375 (3) |
C12—H12 | 0.98 | ||
O1—C1—C2 | 121.9 (4) | C12—C14—H14A | 109.5 |
O1—C1—C4 | 118.8 (4) | C12—C14—H14B | 109.5 |
C2—C1—C4 | 119.3 (4) | H14A—C14—H14B | 109.5 |
C3—C2—C1 | 125.3 (4) | C12—C14—H14C | 109.5 |
C3—C2—H2 | 117.3 | H14A—C14—H14C | 109.5 |
C1—C2—H2 | 117.3 | H14B—C14—H14C | 109.5 |
N1—C3—C2 | 122.7 (4) | C17—C15—C11 | 112.4 (5) |
N1—C3—C5 | 117.4 (4) | C17—C15—C16 | 110.5 (5) |
C2—C3—C5 | 119.9 (4) | C11—C15—C16 | 109.5 (4) |
C1—C4—H4A | 109.5 | C17—C15—H15 | 108.1 |
C1—C4—H4B | 109.5 | C11—C15—H15 | 108.1 |
H4A—C4—H4B | 109.5 | C16—C15—H15 | 108.1 |
C1—C4—H4C | 109.5 | C15—C16—H16A | 109.5 |
H4A—C4—H4C | 109.5 | C15—C16—H16B | 109.5 |
H4B—C4—H4C | 109.5 | H16A—C16—H16B | 109.5 |
C3—C5—H5A | 109.5 | C15—C16—H16C | 109.5 |
C3—C5—H5B | 109.5 | H16A—C16—H16C | 109.5 |
H5A—C5—H5B | 109.5 | H16B—C16—H16C | 109.5 |
C3—C5—H5C | 109.5 | C15—C17—H17A | 109.5 |
H5A—C5—H5C | 109.5 | C15—C17—H17B | 109.5 |
H5B—C5—H5C | 109.5 | H17A—C17—H17B | 109.5 |
C11—C6—C7 | 121.8 (4) | C15—C17—H17C | 109.5 |
C11—C6—N1 | 118.9 (4) | H17A—C17—H17C | 109.5 |
C7—C6—N1 | 119.2 (4) | H17B—C17—H17C | 109.5 |
C8—C7—C6 | 117.9 (4) | Sn1—C18—H18A | 109.5 |
C8—C7—C12 | 120.8 (4) | Sn1—C18—H18B | 109.5 |
C6—C7—C12 | 121.3 (4) | H18A—C18—H18B | 109.5 |
C9—C8—C7 | 121.0 (4) | Sn1—C18—H18C | 109.5 |
C9—C8—H8 | 119.5 | H18A—C18—H18C | 109.5 |
C7—C8—H8 | 119.5 | H18B—C18—H18C | 109.5 |
C10—C9—C8 | 120.6 (4) | Sn1—C19—H19A | 109.5 |
C10—C9—H9 | 119.7 | Sn1—C19—H19B | 109.5 |
C8—C9—H9 | 119.7 | H19A—C19—H19B | 109.5 |
C9—C10—C11 | 120.8 (4) | Sn1—C19—H19C | 109.5 |
C9—C10—H10 | 119.6 | H19A—C19—H19C | 109.5 |
C11—C10—H10 | 119.6 | H19B—C19—H19C | 109.5 |
C6—C11—C10 | 117.9 (4) | C3—N1—C6 | 125.1 (3) |
C6—C11—C15 | 122.0 (4) | C3—N1—H1 | 117 (3) |
C10—C11—C15 | 120.1 (4) | C6—N1—H1 | 117 (3) |
C14—C12—C13 | 111.3 (5) | C1—O1—Sn1 | 136.4 (3) |
C14—C12—C7 | 109.7 (4) | C18—Sn1—C19 | 142.9 (3) |
C13—C12—C7 | 113.5 (4) | C18—Sn1—Cl1 | 107.61 (16) |
C14—C12—H12 | 107.3 | C19—Sn1—Cl1 | 107.20 (18) |
C13—C12—H12 | 107.3 | C18—Sn1—O1 | 88.67 (17) |
C7—C12—H12 | 107.3 | C19—Sn1—O1 | 84.0 (2) |
C12—C13—H13A | 109.5 | Cl1—Sn1—O1 | 81.74 (9) |
C12—C13—H13B | 109.5 | C18—Sn1—Cl2 | 94.04 (15) |
H13A—C13—H13B | 109.5 | C19—Sn1—Cl2 | 94.78 (18) |
C12—C13—H13C | 109.5 | Cl1—Sn1—Cl2 | 95.82 (6) |
H13A—C13—H13C | 109.5 | O1—Sn1—Cl2 | 176.81 (8) |
H13B—C13—H13C | 109.5 | ||
O1—C1—C2—C3 | −1.0 (7) | C8—C7—C12—C14 | 87.0 (6) |
C4—C1—C2—C3 | 178.8 (5) | C6—C7—C12—C14 | −91.4 (5) |
C1—C2—C3—N1 | 0.4 (7) | C8—C7—C12—C13 | −38.2 (6) |
C1—C2—C3—C5 | 179.4 (4) | C6—C7—C12—C13 | 143.3 (5) |
C11—C6—C7—C8 | 0.0 (6) | C6—C11—C15—C17 | −140.8 (5) |
N1—C6—C7—C8 | 179.3 (4) | C10—C11—C15—C17 | 41.3 (7) |
C11—C6—C7—C12 | 178.5 (4) | C6—C11—C15—C16 | 96.0 (5) |
N1—C6—C7—C12 | −2.2 (6) | C10—C11—C15—C16 | −81.8 (6) |
C6—C7—C8—C9 | −1.3 (6) | C2—C3—N1—C6 | −179.2 (4) |
C12—C7—C8—C9 | −179.8 (4) | C5—C3—N1—C6 | 1.7 (6) |
C7—C8—C9—C10 | 1.0 (7) | C11—C6—N1—C3 | 86.6 (5) |
C8—C9—C10—C11 | 0.6 (7) | C7—C6—N1—C3 | −92.8 (5) |
C7—C6—C11—C10 | 1.6 (6) | C2—C1—O1—Sn1 | −156.7 (3) |
N1—C6—C11—C10 | −177.7 (4) | C4—C1—O1—Sn1 | 23.6 (7) |
C7—C6—C11—C15 | −176.3 (4) | C1—O1—Sn1—C18 | −68.9 (5) |
N1—C6—C11—C15 | 4.4 (6) | C1—O1—Sn1—C19 | 74.7 (5) |
C9—C10—C11—C6 | −1.8 (7) | C1—O1—Sn1—Cl1 | −176.9 (5) |
C9—C10—C11—C15 | 176.1 (4) |
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1···O1 | 0.83 (3) | 2.03 (4) | 2.662 (5) | 133 (4) |
C8i—H8i···Cl1 | 0.93 | 2.91 | 3.695 (4) | 143 |
C17ii—H17Bii···Cl2 | 0.96 | 2.89 | 3.783 (6) | 155 |
C19iii—H19Ciii···Cl2 | 0.96 | 2.94 | 3.700 (6) | 137 |
Symmetry codes: (i) −x+1, −y+1, −z+2; (ii) x+1, y−1, z; (iii) −x+2, −y+1, −z+1. |
Experimental details
Crystal data | |
Chemical formula | [Sn(CH3)2Cl2(C17H25NO)] |
Mr | 479.04 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 297 |
a, b, c (Å) | 8.504 (4), 10.212 (4), 14.507 (6) |
α, β, γ (°) | 71.070 (7), 83.300 (8), 76.984 (7) |
V (Å3) | 1159.8 (9) |
Z | 2 |
Radiation type | Mo Kα |
µ (mm−1) | 1.34 |
Crystal size (mm) | 0.36 × 0.35 × 0.33 |
Data collection | |
Diffractometer | Bruker SMART APEX CCD area-detector |
Absorption correction | Multi-scan (SADABS; Bruker, 2000) |
Tmin, Tmax | 0.626, 0.645 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 8415, 4044, 3433 |
Rint | 0.028 |
(sin θ/λ)max (Å−1) | 0.595 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.046, 0.104, 1.06 |
No. of reflections | 4044 |
No. of parameters | 229 |
No. of restraints | 1 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.57, −0.41 |
Computer programs: SMART (Bruker, 2000), SAINT-Plus (Bruker, 2001), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), DIAMOND (Brandenburg, 2009), PLATON (Spek, 2009).
C1—O1 | 1.264 (5) | Cl1—Sn1 | 2.3478 (16) |
C18—Sn1 | 2.095 (5) | Cl2—Sn1 | 2.4644 (17) |
C19—Sn1 | 2.105 (5) | O1—Sn1 | 2.375 (3) |
C18—Sn1—C19 | 142.9 (3) | C19—Sn1—Cl2 | 94.78 (18) |
Cl1—Sn1—O1 | 81.74 (9) | Cl1—Sn1—Cl2 | 95.82 (6) |
C18—Sn1—Cl2 | 94.04 (15) | O1—Sn1—Cl2 | 176.81 (8) |
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1···O1 | 0.83 (3) | 2.03 (4) | 2.662 (5) | 133 (4) |
C8i—H8i···Cl1 | 0.93 | 2.91 | 3.695 (4) | 143 |
C17ii—H17Bii···Cl2 | 0.96 | 2.89 | 3.783 (6) | 155 |
C19iii—H19Ciii···Cl2 | 0.96 | 2.94 | 3.700 (6) | 137 |
Symmetry codes: (i) −x+1, −y+1, −z+2; (ii) x+1, y−1, z; (iii) −x+2, −y+1, −z+1. |
Acknowledgements
This work was supported by the National University Research Council (CNCSIS) of Romania (research project TD-340/2007).
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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.
In our attempts to prepare compounds of type Me2R'2Sn, where R' = ketinimate ligand, starting from RLi and Me2SnCl2, accidental hydrolysis of the lithium derivative lead to the formation of the title complex. A rational preparation of the complex was acomplished later starting from R'H and Me2SnCl2.
In the structure of the title compound the geometry around the tin can be described as distorted trigonal bipyramidal, with the Cl(2) and O(1) atoms occupying the axial positions (Fig. 1). The equatorial plane is formed by the two methyl carbon atoms C(18) and C(19) and the Cl(1) atom.
A weak intramolecular hydrogen bond exist between the hydrogen atom bonded to nitrogen and the oxygen atom (Table 2). There are additional weak C–H···Cl interactions (Table 2).