metal-organic compounds
catena-Poly[[bis[[bis(3-aminopropyl)amine-κ3N,N′,N′′](thiocyanato-κN)cadmium]-μ4-sulfato-κ4O,O:O′,O′] methanol hemisolvate]
aInstitut für Anorganische Chemie, Christian-Albrechts-Universität Kiel, Max-Eyth Strasse 2, D-24098 Kiel, Germany
*Correspondence e-mail: jboeckmann@ac.uni-kiel.de
The 2(NCS)2(SO4)(C6H17N3)2]·0.5CH3OH}n, consists of two Cd2+ cations, two thiocyanate and one sulfate anion, two bis(3-aminopropyl)amine co-ligands and one methanol molecule with half-occupancy. Each Cd2+ cation is coordinated by four N atoms of one terminal N-bonded thiocyanate anion and one bis(3-aminopropyl)amine co-ligand, and by two O atoms of two symmetry-related sulfate anions, defining a slightly distorted octahedral Each two Cd2+ cations are connected into dimers, which are located on centres of inversion and which are further μ-1,1:3,3-bridged via the sulfate anions into polymeric zigzag chains along the a axis.
of the title compound, {[CdRelated literature
For background information about thermal decomposition reactions and the resulting intermediates, see: Boeckmann & Näther (2010, 2011); Boeckmann et al. (2011); Wöhlert et al. (2011); Wriedt et al. (2009a,b); Wriedt & Näther (2010).
Experimental
Crystal data
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Refinement
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Data collection: X-AREA (Stoe & Cie, 2008); cell X-AREA; data reduction: X-AREA; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: XP in SHELXTL (Sheldrick, 2008) and DIAMOND (Brandenburg, 2011); software used to prepare material for publication: SHELXL97.
Supporting information
10.1107/S1600536811031163/bt5596sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536811031163/bt5596Isup2.hkl
The title compound was prepared by the reaction of 128.2 mg CdSO4.8/3H2O (0.50 mmol), 153.8 mg Ba(NCS)2.3H2O (0.50 mmol) and 35.2 µL bis(3-aminopropyl)amine (0.25 mmol) in 1.50 ml methanol at RT in a closed 3 ml snap cap vial. After two days colourless blocks of the title compound were obtained.
The position of the methanol molecule seems to be occupied to only 50%. If full occupation is assumed, unusual large anisotropic displacement parameters and higher R values are obtained. If an s.o.f. of 0.5 is used, all reliabilty factors drop down, the anisotropic displacement ellipsoids looks reasonable and no residual electron density indicating disorder is found.
All H atoms were were positioned with idealized geometry (O-H allowed to rotate but not to tip) and were refined using a riding model with Ueq(H) = 1.2 Ueq(C,N) or Ueq(H) = 1.5 Ueq(H) = 1.5 Ueq(O) with C—H = 0.99 Å (CH2), C—H = 0.98 Å (CH3), O—H = 0.84 Å (OH), N—H = 0.93 Å (NH1) and N—H = 0.92 Å (NH2).
Data collection: X-AREA (Stoe & Cie, 2008); cell
X-AREA (Stoe & Cie, 2008); data reduction: X-AREA (Stoe & Cie, 2008); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: XP in SHELXTL (Sheldrick, 2008) and DIAMOND (Brandenburg, 2011); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008).[Cd2(NCS)2(SO4)(C6H17N3)2]·0.5CH4O | Z = 2 |
Mr = 715.49 | F(000) = 718 |
Triclinic, P1 | Dx = 1.738 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 10.6648 (9) Å | Cell parameters from 13797 reflections |
b = 12.4441 (12) Å | θ = 2.5–27.0° |
c = 12.9240 (12) Å | µ = 1.82 mm−1 |
α = 61.359 (10)° | T = 200 K |
β = 69.064 (10)° | Block, colourless |
γ = 68.772 (10)° | 0.18 × 0.13 × 0.09 mm |
V = 1367.3 (2) Å3 |
STOE IPDS-1 diffractometer | 5736 independent reflections |
Radiation source: fine-focus sealed tube | 4365 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.040 |
Phi scans | θmax = 27.0°, θmin = 2.5° |
Absorption correction: numerical (X-SHAPE and X-RED32; Stoe & Cie, 2008) | h = −13→13 |
Tmin = 0.746, Tmax = 0.841 | k = −15→15 |
12730 measured reflections | l = −16→16 |
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)] = 0.042 | H-atom parameters constrained |
wR(F2) = 0.113 | w = 1/[σ2(Fo2) + (0.0508P)2 + 3.6107P] where P = (Fo2 + 2Fc2)/3 |
S = 1.07 | (Δ/σ)max = 0.001 |
5736 reflections | Δρmax = 1.07 e Å−3 |
301 parameters | Δρmin = −0.87 e Å−3 |
0 restraints | Extinction correction: SHELXL97 (Sheldrick, 2008), Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4 |
Primary atom site location: structure-invariant direct methods | Extinction coefficient: 0.0113 (8) |
[Cd2(NCS)2(SO4)(C6H17N3)2]·0.5CH4O | γ = 68.772 (10)° |
Mr = 715.49 | V = 1367.3 (2) Å3 |
Triclinic, P1 | Z = 2 |
a = 10.6648 (9) Å | Mo Kα radiation |
b = 12.4441 (12) Å | µ = 1.82 mm−1 |
c = 12.9240 (12) Å | T = 200 K |
α = 61.359 (10)° | 0.18 × 0.13 × 0.09 mm |
β = 69.064 (10)° |
STOE IPDS-1 diffractometer | 5736 independent reflections |
Absorption correction: numerical (X-SHAPE and X-RED32; Stoe & Cie, 2008) | 4365 reflections with I > 2σ(I) |
Tmin = 0.746, Tmax = 0.841 | Rint = 0.040 |
12730 measured reflections |
R[F2 > 2σ(F2)] = 0.042 | 0 restraints |
wR(F2) = 0.113 | H-atom parameters constrained |
S = 1.07 | Δρmax = 1.07 e Å−3 |
5736 reflections | Δρmin = −0.87 e Å−3 |
301 parameters |
Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds 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 > 2sigma(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 | Occ. (<1) | |
Cd1 | 0.58718 (4) | 0.60656 (4) | 0.33218 (3) | 0.02703 (13) | |
Cd2 | 0.13789 (4) | 0.35828 (4) | 0.45817 (4) | 0.03022 (14) | |
N1 | 0.7929 (5) | 0.6709 (5) | 0.2127 (5) | 0.0374 (12) | |
C1 | 0.8391 (7) | 0.7302 (7) | 0.1166 (7) | 0.0464 (16) | |
S1 | 0.9043 (3) | 0.8167 (3) | −0.0225 (2) | 0.0857 (8) | |
N2 | 0.3704 (6) | 0.2779 (6) | 0.4148 (6) | 0.0497 (15) | |
C2 | 0.4515 (6) | 0.2311 (5) | 0.3503 (6) | 0.0344 (13) | |
S2 | 0.5669 (2) | 0.1683 (2) | 0.2620 (2) | 0.0638 (6) | |
S3 | 0.23030 (13) | 0.59733 (11) | 0.45203 (11) | 0.0225 (3) | |
O1 | 0.3696 (4) | 0.5152 (3) | 0.4693 (3) | 0.0237 (7) | |
O2 | 0.1952 (4) | 0.6886 (4) | 0.5048 (4) | 0.0341 (9) | |
O3 | 0.1277 (4) | 0.5182 (3) | 0.5148 (3) | 0.0248 (7) | |
O4 | 0.2301 (4) | 0.6606 (4) | 0.3235 (3) | 0.0358 (9) | |
N11 | 0.4780 (5) | 0.7650 (4) | 0.3937 (4) | 0.0314 (10) | |
H11A | 0.3903 | 0.7550 | 0.4365 | 0.038* | |
H11B | 0.5233 | 0.7579 | 0.4461 | 0.038* | |
N12 | 0.4885 (5) | 0.7225 (5) | 0.1623 (4) | 0.0335 (11) | |
H12 | 0.3988 | 0.7116 | 0.1897 | 0.040* | |
N13 | 0.6435 (5) | 0.4318 (5) | 0.2982 (4) | 0.0328 (11) | |
H13A | 0.7145 | 0.3756 | 0.3353 | 0.039* | |
H13B | 0.5688 | 0.3957 | 0.3348 | 0.039* | |
C11 | 0.4672 (7) | 0.8939 (6) | 0.2973 (6) | 0.0451 (16) | |
H11C | 0.5611 | 0.9083 | 0.2545 | 0.054* | |
H11D | 0.4176 | 0.9555 | 0.3346 | 0.054* | |
C12 | 0.3922 (7) | 0.9159 (6) | 0.2065 (6) | 0.0490 (17) | |
H12A | 0.3086 | 0.8818 | 0.2515 | 0.059* | |
H12B | 0.3612 | 1.0079 | 0.1620 | 0.059* | |
C13 | 0.4749 (7) | 0.8584 (6) | 0.1151 (6) | 0.0457 (16) | |
H13C | 0.4304 | 0.9011 | 0.0455 | 0.055* | |
H13D | 0.5684 | 0.8747 | 0.0847 | 0.055* | |
C14 | 0.5532 (7) | 0.6788 (7) | 0.0627 (5) | 0.0433 (15) | |
H14A | 0.6449 | 0.6991 | 0.0227 | 0.052* | |
H14B | 0.4957 | 0.7254 | 0.0019 | 0.052* | |
C15 | 0.5708 (8) | 0.5377 (7) | 0.1047 (6) | 0.0468 (17) | |
H15A | 0.4827 | 0.5156 | 0.1590 | 0.056* | |
H15B | 0.5865 | 0.5210 | 0.0330 | 0.056* | |
C16 | 0.6857 (8) | 0.4500 (7) | 0.1701 (6) | 0.0454 (16) | |
H16A | 0.7104 | 0.3676 | 0.1652 | 0.054* | |
H16B | 0.7684 | 0.4857 | 0.1300 | 0.054* | |
N21 | 0.1109 (6) | 0.4989 (5) | 0.2712 (4) | 0.0381 (12) | |
H21A | 0.0189 | 0.5387 | 0.2760 | 0.046* | |
H21B | 0.1585 | 0.5590 | 0.2463 | 0.046* | |
N22 | 0.0976 (5) | 0.2022 (5) | 0.4261 (5) | 0.0375 (12) | |
H22 | 0.0022 | 0.2148 | 0.4444 | 0.045* | |
N23 | 0.0807 (5) | 0.2394 (4) | 0.6569 (4) | 0.0324 (10) | |
H23A | 0.1097 | 0.2661 | 0.6978 | 0.039* | |
H23B | −0.0140 | 0.2544 | 0.6804 | 0.039* | |
C21 | 0.1564 (8) | 0.4493 (7) | 0.1779 (6) | 0.0502 (17) | |
H21C | 0.2576 | 0.4155 | 0.1647 | 0.060* | |
H21D | 0.1359 | 0.5191 | 0.1010 | 0.060* | |
C22 | 0.0864 (9) | 0.3446 (8) | 0.2112 (6) | 0.057 (2) | |
H22A | −0.0130 | 0.3704 | 0.2459 | 0.068* | |
H22B | 0.0938 | 0.3378 | 0.1358 | 0.068* | |
C23 | 0.1440 (7) | 0.2160 (7) | 0.2992 (7) | 0.0475 (17) | |
H23C | 0.1164 | 0.1521 | 0.2926 | 0.057* | |
H23D | 0.2461 | 0.1990 | 0.2762 | 0.057* | |
C24 | 0.1475 (7) | 0.0726 (6) | 0.5072 (7) | 0.0476 (17) | |
H24A | 0.2490 | 0.0549 | 0.4933 | 0.057* | |
H24B | 0.1265 | 0.0146 | 0.4869 | 0.057* | |
C25 | 0.0848 (8) | 0.0459 (6) | 0.6396 (7) | 0.0489 (17) | |
H25A | 0.1021 | −0.0465 | 0.6857 | 0.059* | |
H25B | −0.0164 | 0.0789 | 0.6499 | 0.059* | |
C26 | 0.1370 (8) | 0.1009 (6) | 0.6962 (7) | 0.0488 (17) | |
H26A | 0.1094 | 0.0595 | 0.7855 | 0.059* | |
H26B | 0.2391 | 0.0829 | 0.6728 | 0.059* | |
O31 | 0.1929 (15) | 0.7375 (11) | 0.0583 (11) | 0.076 (4) | 0.50 |
H31 | 0.2769 | 0.7008 | 0.0475 | 0.114* | 0.50 |
C31 | 0.1801 (14) | 0.8574 (13) | 0.0413 (12) | 0.050 (4) | 0.50 |
H31A | 0.1703 | 0.8593 | 0.1188 | 0.075* | 0.50 |
H31B | 0.0983 | 0.9125 | 0.0087 | 0.075* | 0.50 |
H31C | 0.2624 | 0.8868 | −0.0158 | 0.075* | 0.50 |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cd1 | 0.0291 (2) | 0.0297 (2) | 0.0207 (2) | −0.00729 (16) | −0.00580 (15) | −0.00850 (15) |
Cd2 | 0.0294 (3) | 0.0346 (2) | 0.0326 (2) | −0.00777 (17) | −0.00505 (17) | −0.01921 (18) |
N1 | 0.031 (3) | 0.052 (3) | 0.033 (3) | −0.020 (2) | −0.010 (2) | −0.010 (2) |
C1 | 0.044 (4) | 0.062 (4) | 0.051 (4) | −0.018 (3) | −0.005 (3) | −0.036 (4) |
S1 | 0.119 (2) | 0.107 (2) | 0.0407 (11) | −0.0754 (18) | 0.0075 (12) | −0.0195 (12) |
N2 | 0.029 (3) | 0.070 (4) | 0.072 (4) | −0.004 (3) | −0.010 (3) | −0.052 (4) |
C2 | 0.030 (3) | 0.033 (3) | 0.047 (3) | −0.009 (2) | −0.013 (3) | −0.016 (3) |
S2 | 0.0483 (11) | 0.0642 (12) | 0.0892 (15) | −0.0107 (9) | 0.0066 (10) | −0.0557 (12) |
S3 | 0.0163 (6) | 0.0281 (6) | 0.0226 (6) | −0.0081 (5) | −0.0038 (4) | −0.0080 (5) |
O1 | 0.0176 (19) | 0.0311 (18) | 0.0237 (17) | −0.0043 (15) | −0.0064 (14) | −0.0117 (15) |
O2 | 0.023 (2) | 0.035 (2) | 0.051 (2) | −0.0062 (17) | −0.0077 (17) | −0.0233 (19) |
O3 | 0.0214 (19) | 0.0316 (19) | 0.0236 (18) | −0.0142 (15) | 0.0006 (14) | −0.0111 (15) |
O4 | 0.022 (2) | 0.050 (2) | 0.0214 (18) | −0.0120 (18) | −0.0080 (15) | 0.0009 (17) |
N11 | 0.036 (3) | 0.031 (2) | 0.033 (2) | −0.012 (2) | −0.007 (2) | −0.015 (2) |
N12 | 0.030 (3) | 0.044 (3) | 0.018 (2) | −0.017 (2) | −0.0042 (18) | −0.0005 (19) |
N13 | 0.034 (3) | 0.040 (3) | 0.031 (2) | −0.015 (2) | −0.002 (2) | −0.018 (2) |
C11 | 0.046 (4) | 0.027 (3) | 0.055 (4) | −0.014 (3) | −0.006 (3) | −0.011 (3) |
C12 | 0.037 (4) | 0.034 (3) | 0.048 (4) | −0.004 (3) | −0.008 (3) | 0.001 (3) |
C13 | 0.044 (4) | 0.042 (3) | 0.033 (3) | −0.017 (3) | −0.010 (3) | 0.004 (3) |
C14 | 0.041 (4) | 0.068 (4) | 0.020 (3) | −0.027 (3) | −0.002 (2) | −0.010 (3) |
C15 | 0.050 (4) | 0.076 (5) | 0.030 (3) | −0.031 (4) | −0.002 (3) | −0.026 (3) |
C16 | 0.053 (4) | 0.059 (4) | 0.035 (3) | −0.025 (3) | 0.003 (3) | −0.028 (3) |
N21 | 0.038 (3) | 0.046 (3) | 0.030 (3) | −0.011 (2) | −0.002 (2) | −0.018 (2) |
N22 | 0.026 (3) | 0.045 (3) | 0.057 (3) | −0.005 (2) | −0.007 (2) | −0.036 (3) |
N23 | 0.029 (3) | 0.035 (3) | 0.034 (3) | −0.007 (2) | −0.009 (2) | −0.013 (2) |
C21 | 0.044 (4) | 0.070 (5) | 0.029 (3) | −0.009 (3) | 0.004 (3) | −0.026 (3) |
C22 | 0.059 (5) | 0.089 (6) | 0.042 (4) | −0.018 (4) | −0.010 (3) | −0.041 (4) |
C23 | 0.038 (4) | 0.063 (4) | 0.064 (4) | −0.005 (3) | −0.011 (3) | −0.048 (4) |
C24 | 0.043 (4) | 0.038 (3) | 0.076 (5) | −0.008 (3) | −0.015 (3) | −0.033 (3) |
C25 | 0.047 (4) | 0.030 (3) | 0.070 (5) | −0.005 (3) | −0.017 (3) | −0.020 (3) |
C26 | 0.055 (5) | 0.033 (3) | 0.052 (4) | −0.003 (3) | −0.025 (3) | −0.008 (3) |
O31 | 0.101 (11) | 0.064 (7) | 0.055 (7) | −0.020 (7) | −0.039 (7) | −0.001 (6) |
C31 | 0.034 (8) | 0.058 (9) | 0.039 (7) | −0.020 (6) | −0.027 (6) | 0.014 (6) |
Cd1—N11 | 2.248 (4) | C14—C15 | 1.528 (10) |
Cd1—N13 | 2.250 (5) | C14—H14A | 0.9900 |
Cd1—N1 | 2.347 (5) | C14—H14B | 0.9900 |
Cd1—N12 | 2.351 (5) | C15—C16 | 1.515 (11) |
Cd1—O1i | 2.388 (3) | C15—H15A | 0.9900 |
Cd1—O1 | 2.619 (3) | C15—H15B | 0.9900 |
Cd2—N23 | 2.247 (5) | C16—H16A | 0.9900 |
Cd2—N21 | 2.250 (5) | C16—H16B | 0.9900 |
Cd2—N2 | 2.283 (6) | N21—C21 | 1.466 (8) |
Cd2—N22 | 2.374 (4) | N21—H21A | 0.9200 |
Cd2—O3 | 2.386 (3) | N21—H21B | 0.9200 |
Cd2—O3ii | 2.676 (4) | N22—C24 | 1.463 (9) |
N1—C1 | 1.130 (8) | N22—C23 | 1.475 (8) |
C1—S1 | 1.633 (8) | N22—H22 | 0.9300 |
N2—C2 | 1.169 (8) | N23—C26 | 1.489 (8) |
C2—S2 | 1.607 (6) | N23—H23A | 0.9200 |
S3—O4 | 1.458 (4) | N23—H23B | 0.9200 |
S3—O2 | 1.465 (4) | C21—C22 | 1.542 (11) |
S3—O3 | 1.485 (3) | C21—H21C | 0.9900 |
S3—O1 | 1.490 (4) | C21—H21D | 0.9900 |
O1—Cd1i | 2.388 (3) | C22—C23 | 1.508 (11) |
N11—C11 | 1.480 (7) | C22—H22A | 0.9900 |
N11—H11A | 0.9200 | C22—H22B | 0.9900 |
N11—H11B | 0.9200 | C23—H23C | 0.9900 |
N12—C13 | 1.466 (8) | C23—H23D | 0.9900 |
N12—C14 | 1.480 (8) | C24—C25 | 1.510 (10) |
N12—H12 | 0.9300 | C24—H24A | 0.9900 |
N13—C16 | 1.476 (7) | C24—H24B | 0.9900 |
N13—H13A | 0.9200 | C25—C26 | 1.537 (10) |
N13—H13B | 0.9200 | C25—H25A | 0.9900 |
C11—C12 | 1.515 (10) | C25—H25B | 0.9900 |
C11—H11C | 0.9900 | C26—H26A | 0.9900 |
C11—H11D | 0.9900 | C26—H26B | 0.9900 |
C12—C13 | 1.515 (10) | O31—C31 | 1.362 (18) |
C12—H12A | 0.9900 | O31—H31 | 0.8400 |
C12—H12B | 0.9900 | C31—H31A | 0.9800 |
C13—H13C | 0.9900 | C31—H31B | 0.9800 |
C13—H13D | 0.9900 | C31—H31C | 0.9800 |
N11—Cd1—N13 | 164.76 (17) | C15—C14—H14A | 108.9 |
N11—Cd1—N1 | 99.40 (18) | N12—C14—H14B | 108.9 |
N13—Cd1—N1 | 95.82 (18) | C15—C14—H14B | 108.9 |
N11—Cd1—N12 | 89.43 (18) | H14A—C14—H14B | 107.7 |
N13—Cd1—N12 | 89.82 (18) | C16—C15—C14 | 117.0 (5) |
N1—Cd1—N12 | 89.72 (17) | C16—C15—H15A | 108.0 |
N11—Cd1—O1i | 85.80 (15) | C14—C15—H15A | 108.0 |
N13—Cd1—O1i | 91.31 (15) | C16—C15—H15B | 108.0 |
N1—Cd1—O1i | 104.15 (15) | C14—C15—H15B | 108.0 |
N12—Cd1—O1i | 165.89 (14) | H15A—C15—H15B | 107.3 |
N11—Cd1—O1 | 84.77 (14) | N13—C16—C15 | 111.0 (5) |
N13—Cd1—O1 | 80.07 (14) | N13—C16—H16A | 109.4 |
N1—Cd1—O1 | 175.20 (16) | C15—C16—H16A | 109.4 |
N12—Cd1—O1 | 92.73 (14) | N13—C16—H16B | 109.4 |
O1i—Cd1—O1 | 73.63 (13) | C15—C16—H16B | 109.4 |
N23—Cd2—N21 | 159.07 (19) | H16A—C16—H16B | 108.0 |
N23—Cd2—N2 | 101.4 (2) | C21—N21—Cd2 | 116.5 (4) |
N21—Cd2—N2 | 99.3 (2) | C21—N21—H21A | 108.2 |
N23—Cd2—N22 | 86.47 (18) | Cd2—N21—H21A | 108.2 |
N21—Cd2—N22 | 90.32 (19) | C21—N21—H21B | 108.2 |
N2—Cd2—N22 | 90.40 (18) | Cd2—N21—H21B | 108.2 |
N23—Cd2—O3 | 86.86 (14) | H21A—N21—H21B | 107.3 |
N21—Cd2—O3 | 92.16 (15) | C24—N22—C23 | 110.7 (5) |
N2—Cd2—O3 | 101.23 (16) | C24—N22—Cd2 | 114.7 (4) |
N22—Cd2—O3 | 167.55 (15) | C23—N22—Cd2 | 114.1 (4) |
C1—N1—Cd1 | 140.6 (5) | C24—N22—H22 | 105.4 |
N1—C1—S1 | 179.4 (9) | C23—N22—H22 | 105.4 |
C2—N2—Cd2 | 138.6 (5) | Cd2—N22—H22 | 105.4 |
N2—C2—S2 | 178.1 (6) | C26—N23—Cd2 | 116.8 (4) |
O4—S3—O2 | 111.1 (3) | C26—N23—H23A | 108.1 |
O4—S3—O3 | 108.7 (2) | Cd2—N23—H23A | 108.1 |
O2—S3—O3 | 109.5 (2) | C26—N23—H23B | 108.1 |
O4—S3—O1 | 109.9 (2) | Cd2—N23—H23B | 108.1 |
O2—S3—O1 | 108.6 (2) | H23A—N23—H23B | 107.3 |
O3—S3—O1 | 109.1 (2) | N21—C21—C22 | 113.1 (5) |
S3—O1—Cd1i | 120.41 (19) | N21—C21—H21C | 109.0 |
S3—O1—Cd1 | 118.74 (19) | C22—C21—H21C | 109.0 |
Cd1i—O1—Cd1 | 106.37 (13) | N21—C21—H21D | 109.0 |
S3—O3—Cd2 | 122.13 (19) | C22—C21—H21D | 109.0 |
C11—N11—Cd1 | 116.2 (4) | H21C—C21—H21D | 107.8 |
C11—N11—H11A | 108.2 | C23—C22—C21 | 115.7 (6) |
Cd1—N11—H11A | 108.2 | C23—C22—H22A | 108.4 |
C11—N11—H11B | 108.2 | C21—C22—H22A | 108.4 |
Cd1—N11—H11B | 108.2 | C23—C22—H22B | 108.4 |
H11A—N11—H11B | 107.4 | C21—C22—H22B | 108.4 |
C13—N12—C14 | 110.3 (5) | H22A—C22—H22B | 107.4 |
C13—N12—Cd1 | 113.1 (4) | N22—C23—C22 | 113.7 (5) |
C14—N12—Cd1 | 115.7 (4) | N22—C23—H23C | 108.8 |
C13—N12—H12 | 105.6 | C22—C23—H23C | 108.8 |
C14—N12—H12 | 105.6 | N22—C23—H23D | 108.8 |
Cd1—N12—H12 | 105.6 | C22—C23—H23D | 108.8 |
C16—N13—Cd1 | 115.9 (4) | H23C—C23—H23D | 107.7 |
C16—N13—H13A | 108.3 | N22—C24—C25 | 113.7 (5) |
Cd1—N13—H13A | 108.3 | N22—C24—H24A | 108.8 |
C16—N13—H13B | 108.3 | C25—C24—H24A | 108.8 |
Cd1—N13—H13B | 108.3 | N22—C24—H24B | 108.8 |
H13A—N13—H13B | 107.4 | C25—C24—H24B | 108.8 |
N11—C11—C12 | 112.4 (5) | H24A—C24—H24B | 107.7 |
N11—C11—H11C | 109.1 | C24—C25—C26 | 116.3 (6) |
C12—C11—H11C | 109.1 | C24—C25—H25A | 108.2 |
N11—C11—H11D | 109.1 | C26—C25—H25A | 108.2 |
C12—C11—H11D | 109.1 | C24—C25—H25B | 108.2 |
H11C—C11—H11D | 107.8 | C26—C25—H25B | 108.2 |
C13—C12—C11 | 115.7 (6) | H25A—C25—H25B | 107.4 |
C13—C12—H12A | 108.4 | N23—C26—C25 | 111.9 (6) |
C11—C12—H12A | 108.4 | N23—C26—H26A | 109.2 |
C13—C12—H12B | 108.4 | C25—C26—H26A | 109.2 |
C11—C12—H12B | 108.4 | N23—C26—H26B | 109.2 |
H12A—C12—H12B | 107.4 | C25—C26—H26B | 109.2 |
N12—C13—C12 | 114.5 (5) | H26A—C26—H26B | 107.9 |
N12—C13—H13C | 108.6 | C31—O31—H31 | 109.5 |
C12—C13—H13C | 108.6 | O31—C31—H31A | 109.5 |
N12—C13—H13D | 108.6 | O31—C31—H31B | 109.5 |
C12—C13—H13D | 108.6 | H31A—C31—H31B | 109.5 |
H13C—C13—H13D | 107.6 | O31—C31—H31C | 109.5 |
N12—C14—C15 | 113.4 (5) | H31A—C31—H31C | 109.5 |
N12—C14—H14A | 108.9 | H31B—C31—H31C | 109.5 |
Symmetry codes: (i) −x+1, −y+1, −z+1; (ii) −x, −y+1, −z+1. |
Experimental details
Crystal data | |
Chemical formula | [Cd2(NCS)2(SO4)(C6H17N3)2]·0.5CH4O |
Mr | 715.49 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 200 |
a, b, c (Å) | 10.6648 (9), 12.4441 (12), 12.9240 (12) |
α, β, γ (°) | 61.359 (10), 69.064 (10), 68.772 (10) |
V (Å3) | 1367.3 (2) |
Z | 2 |
Radiation type | Mo Kα |
µ (mm−1) | 1.82 |
Crystal size (mm) | 0.18 × 0.13 × 0.09 |
Data collection | |
Diffractometer | STOE IPDS1 diffractometer |
Absorption correction | Numerical (X-SHAPE and X-RED32; Stoe & Cie, 2008) |
Tmin, Tmax | 0.746, 0.841 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 12730, 5736, 4365 |
Rint | 0.040 |
(sin θ/λ)max (Å−1) | 0.639 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.042, 0.113, 1.07 |
No. of reflections | 5736 |
No. of parameters | 301 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 1.07, −0.87 |
Computer programs: X-AREA (Stoe & Cie, 2008), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), XP in SHELXTL (Sheldrick, 2008) and DIAMOND (Brandenburg, 2011).
Cd1—N11 | 2.248 (4) | Cd2—N23 | 2.247 (5) |
Cd1—N13 | 2.250 (5) | Cd2—N21 | 2.250 (5) |
Cd1—N1 | 2.347 (5) | Cd2—N2 | 2.283 (6) |
Cd1—N12 | 2.351 (5) | Cd2—N22 | 2.374 (4) |
Cd1—O1i | 2.388 (3) | Cd2—O3 | 2.386 (3) |
Cd1—O1 | 2.619 (3) | Cd2—O3ii | 2.676 (4) |
Symmetry codes: (i) −x+1, −y+1, −z+1; (ii) −x, −y+1, −z+1. |
Acknowledgements
We gratefully acknowledge financial support by the DFG (project number NA 720/3–1) and the State of Schleswig–Holstein. We thank Professor Dr Wolfgang Bensch for access to his experimental facilities. Special thanks go to Inke Jess for her support of the single-crystal measurements.
References
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Recently, we reported about the thermal decomposition reaction as a tool for the selective synthesis of one-dimensional and two-dimensional coordination compounds [Boeckmann & Näther (2010); Boeckmann & Näther (2011); Boeckmann et al. (2011); Wöhlert et al. (2011); Wriedt et al. (2009a,b); Wriedt & Näther (2010)]. In this approach precursors based on paramagnetic transition metal thio- and selenocyanates and bidentate and monodentate N-donor co-ligands are heated leading to a stepwise loss of the neutral co-ligands and the formation of higher condensed networks with modified magnetic exchange interactions. Unfortunately, structure determination of the ligand-deficient intermediates is very often difficult to achieve because most of them can only prepared by thermal decomposition which leads to powders of very poor crystallinity. This problem can be overcome by preparing similar compounds based on cadmium(II) thio- and selenocyanates, which can easily be crystallized from solution and which are very often isotypic to their paramagnetic counterparts. In this case the structures of the paramagnetic intermediates can simply be determined using the Rietveld method. In this connection, we tried to prepare a ligand-deficient intermediate on the basis of Cd(NCS)2 and the tridentate co-ligand bis(3-aminopropyl)amine. Surprisingly a mixed anionic chain structure was obtained which was characterized by single crystal X-ray diffraction.
In the crystal structure of the title compound the cadmium(II) cations are coordinated by four nitrogen atoms of one terminal N-bonded thiocyanato anion, one tridentate co-ligand bis(3-aminopropyl)amine and two oxygen atoms of two symmetry related sulfate anions within a slightly distorted octahedral coordination geometry (Fig.1 and Tab.1). One of the Cd-O distances to Cd2 of 2.676 (4) Å is slightly elongated. These octahedra are bridged via the sulfur oxygen atoms into dimeric Cd2+ units that are located on centers of inversion. These units are further connected into zigzag chains that elongate in the direction of the crystallographic a axis (Fig.2).