metal-organic compounds
Diaqua(1,4,8,11-tetraazacyclotetradecane-κ4N1,N4,N8,N11)copper(II) didecanoate dihydrate
aDepartment of Chemistry, University of Malaya, 50603 Kuala Lumpur, Malaysia
*Correspondence e-mail: seikweng@um.edu.my
The CuII atom in the title salt, [Cu(C10H24N4)(H2O)2][CH3(CH2)8CO2]2·2H2O, is chelated by the four N atoms of the 1,4,8,11-tetraazacyclotetradecane (cyclam) ligand and is coordinated by two water molecules in a Jahn–Teller-type tetragonally distorted octahedral geometry. The CuII atom lies on a center of inversion. The cations, anions and uncoordinated water molecules are linked by N—H⋯O and O—H⋯O hydrogen bonds, forming a layer structure parallel to (001).
Related literature
For related (1,4,8,11-tetraazacyclotetradecane)copper carboxylates, see: Lindoy et al. (2003); Hunter et al. (2005).
Experimental
Crystal data
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Refinement
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Data collection: APEX2 (Bruker, 2009); cell SAINT (Bruker, 2009); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: X-SEED (Barbour, 2001); software used to prepare material for publication: publCIF (Westrip, 2010).
Supporting information
https://doi.org/10.1107/S1600536810025699/bt5286sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536810025699/bt5286Isup2.hkl
1,4,8,11-Tetraazacyclotetradecane (0.50 g, 2.50 mmol) dissolved in ethanol (25 ml) was mixed with a suspension of copper decanoate (1.01.80 g, 2.5 mmol) in ethanol (50 ml) to give a purple solution. The solution was heated for an hour and then filtered. Prismatic crystals separated from the solution when it was left to cool slowly.
Carbon-bound H-atoms were placed in calculated positions (C—H 0.95 to 0.98 Å) and were included in the
in the riding model approximation, with U(H) set to 1.2 to 1.5U(C).The amino and water H-atoms were located in a difference Fourier map, and were refined with distance restraints of N–H 0.86±0.01, O–H 0.84±0.01 Å; their displacement parameters were freely refined.
The copper(II) ion forms a number of complexes with 1,4,8,11-tetraazacyclotetradecane in which the metal atom is coordinated by the four amino donor-atoms of the cyclic ligand. Among the carboxylate derivatives, neither the acetate nor the benzoate ions bind directly with the copper atom. The copper atom is coordinated instead by water molecules so that the carboxylate group interacts indirectly with the metal atom through the coordinated water molecules (Hunter et al., 2005; Lindoy et al., 2003). The copper(II) atom in the salt, [Cu(H2O)2(C10H24N4)]2+ 2[CH3(CH2)8CO2]-.2H2O (Scheme I), is chelated by the four nitrogen atoms of the cyclam ligand and is coordinated by two water molecules in a Jahn-Teller type of tetragonally distorted octahedral geometry. The copper atom lies on a center of inversion (Fig. 1). The cations, anions and lattice water molecules are linked by N–H···O and O–H···O hydrogen bonds to form a layer structure.
For related (1,4,8,11-tetraazacyclotetradecane)copper carboxylates, see: Lindoy et al. (2003); Hunter et al. (2005).
Data collection: APEX2 (Bruker, 2009); cell
SAINT (Bruker, 2009); data reduction: SAINT (Bruker, 2009); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: X-SEED (Barbour, 2001); software used to prepare material for publication: publCIF (Westrip, 2010).Fig. 1. Anisotropic displacement ellipsoid plot (Barbour, 2001) of [Cu(H2O)2(C10H24N4)]2+ 2[CH3(CH2)8CO2]-.2H2O at the 70% probability level; hydrogen atoms are drawn as spheres of arbitrary radius. |
[Cu(C10H24N4)(H2O)2](C10H19O2)2·2H2O | Z = 1 |
Mr = 678.44 | F(000) = 371 |
Triclinic, P1 | Dx = 1.217 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 6.9820 (6) Å | Cell parameters from 3079 reflections |
b = 8.8006 (8) Å | θ = 2.4–28.1° |
c = 15.3291 (13) Å | µ = 0.64 mm−1 |
α = 95.045 (1)° | T = 100 K |
β = 93.158 (1)° | Plate, purple |
γ = 98.423 (1)° | 0.30 × 0.20 × 0.02 mm |
V = 925.93 (14) Å3 |
Bruker SMART APEX diffractometer | 4230 independent reflections |
Radiation source: fine-focus sealed tube | 3736 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.034 |
ω scans | θmax = 27.5°, θmin = 1.3° |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | h = −9→9 |
Tmin = 0.832, Tmax = 0.987 | k = −11→11 |
8967 measured reflections | l = −19→18 |
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)] = 0.035 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.086 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.06 | w = 1/[σ2(Fo2) + (0.0348P)2 + 0.1911P] where P = (Fo2 + 2Fc2)/3 |
4230 reflections | (Δ/σ)max = 0.001 |
220 parameters | Δρmax = 0.33 e Å−3 |
6 restraints | Δρmin = −0.43 e Å−3 |
[Cu(C10H24N4)(H2O)2](C10H19O2)2·2H2O | γ = 98.423 (1)° |
Mr = 678.44 | V = 925.93 (14) Å3 |
Triclinic, P1 | Z = 1 |
a = 6.9820 (6) Å | Mo Kα radiation |
b = 8.8006 (8) Å | µ = 0.64 mm−1 |
c = 15.3291 (13) Å | T = 100 K |
α = 95.045 (1)° | 0.30 × 0.20 × 0.02 mm |
β = 93.158 (1)° |
Bruker SMART APEX diffractometer | 4230 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | 3736 reflections with I > 2σ(I) |
Tmin = 0.832, Tmax = 0.987 | Rint = 0.034 |
8967 measured reflections |
R[F2 > 2σ(F2)] = 0.035 | 6 restraints |
wR(F2) = 0.086 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.06 | Δρmax = 0.33 e Å−3 |
4230 reflections | Δρmin = −0.43 e Å−3 |
220 parameters |
x | y | z | Uiso*/Ueq | ||
Cu1 | 0.5000 | 0.5000 | 0.5000 | 0.01105 (9) | |
O1 | 0.9257 (2) | 0.05590 (14) | 0.38643 (8) | 0.0242 (3) | |
O2 | 0.93155 (17) | 0.28063 (13) | 0.33012 (8) | 0.0179 (3) | |
O1W | 0.81745 (18) | 0.48550 (14) | 0.57137 (9) | 0.0204 (3) | |
H11 | 0.900 (3) | 0.555 (2) | 0.5970 (13) | 0.035 (6)* | |
H12 | 0.870 (3) | 0.4065 (17) | 0.5704 (15) | 0.037 (7)* | |
O2W | 0.95494 (18) | 0.20230 (14) | 0.54959 (9) | 0.0185 (3) | |
H21 | 0.945 (3) | 0.160 (2) | 0.4983 (8) | 0.040 (7)* | |
H22 | 0.982 (3) | 0.1320 (19) | 0.5783 (13) | 0.029 (6)* | |
N1 | 0.55275 (19) | 0.35212 (15) | 0.39806 (9) | 0.0135 (3) | |
H1 | 0.6723 (15) | 0.342 (2) | 0.4045 (12) | 0.022 (5)* | |
N2 | 0.6209 (2) | 0.68731 (15) | 0.44674 (9) | 0.0130 (3) | |
H2 | 0.7437 (14) | 0.692 (2) | 0.4559 (12) | 0.017 (5)* | |
C1 | 0.5260 (3) | 0.4008 (2) | 0.30884 (11) | 0.0184 (4) | |
H1A | 0.3879 | 0.4104 | 0.2963 | 0.022* | |
H1B | 0.5602 | 0.3211 | 0.2653 | 0.022* | |
C2 | 0.6516 (3) | 0.5543 (2) | 0.29990 (11) | 0.0200 (4) | |
H2A | 0.6509 | 0.5722 | 0.2370 | 0.024* | |
H2B | 0.7869 | 0.5480 | 0.3205 | 0.024* | |
C3 | 0.5859 (3) | 0.6912 (2) | 0.35105 (11) | 0.0186 (4) | |
H3A | 0.6570 | 0.7881 | 0.3332 | 0.022* | |
H3B | 0.4457 | 0.6902 | 0.3367 | 0.022* | |
C4 | 0.5625 (2) | 0.82300 (18) | 0.49625 (12) | 0.0179 (4) | |
H4A | 0.4297 | 0.8361 | 0.4754 | 0.021* | |
H4B | 0.6522 | 0.9174 | 0.4871 | 0.021* | |
C5 | 0.5685 (2) | 0.79793 (18) | 0.59202 (12) | 0.0181 (4) | |
H5A | 0.7039 | 0.7967 | 0.6145 | 0.022* | |
H5B | 0.5178 | 0.8826 | 0.6259 | 0.022* | |
C6 | 0.9049 (2) | 0.13621 (18) | 0.32350 (11) | 0.0137 (3) | |
C7 | 0.8332 (3) | 0.04950 (19) | 0.23452 (11) | 0.0172 (4) | |
H7A | 0.6895 | 0.0311 | 0.2309 | 0.021* | |
H7B | 0.8776 | −0.0525 | 0.2313 | 0.021* | |
C8 | 0.8998 (2) | 0.1307 (2) | 0.15509 (11) | 0.0177 (4) | |
H8A | 0.8265 | 0.0760 | 0.1015 | 0.021* | |
H8B | 0.8690 | 0.2372 | 0.1613 | 0.021* | |
C9 | 1.1168 (2) | 0.1371 (2) | 0.14399 (12) | 0.0194 (4) | |
H9A | 1.1902 | 0.2006 | 0.1949 | 0.023* | |
H9B | 1.1499 | 0.0314 | 0.1437 | 0.023* | |
C10 | 1.1795 (2) | 0.2040 (2) | 0.06012 (11) | 0.0189 (4) | |
H10A | 1.1426 | 0.3084 | 0.0598 | 0.023* | |
H10B | 1.1078 | 0.1389 | 0.0093 | 0.023* | |
C11 | 1.3965 (3) | 0.2155 (2) | 0.04841 (12) | 0.0204 (4) | |
H11A | 1.4684 | 0.2866 | 0.0968 | 0.024* | |
H11B | 1.4356 | 0.1125 | 0.0525 | 0.024* | |
C12 | 1.4536 (2) | 0.2727 (2) | −0.03877 (11) | 0.0188 (4) | |
H12A | 1.4084 | 0.3732 | −0.0439 | 0.023* | |
H12B | 1.3857 | 0.1989 | −0.0870 | 0.023* | |
C13 | 1.6711 (3) | 0.2921 (2) | −0.05047 (11) | 0.0196 (4) | |
H13A | 1.7394 | 0.3678 | −0.0032 | 0.024* | |
H13B | 1.7174 | 0.1922 | −0.0444 | 0.024* | |
C14 | 1.7228 (3) | 0.3460 (2) | −0.13872 (12) | 0.0253 (4) | |
H14A | 1.6723 | 0.4440 | −0.1454 | 0.030* | |
H14B | 1.6570 | 0.2685 | −0.1857 | 0.030* | |
C15 | 1.9396 (3) | 0.3709 (3) | −0.15119 (14) | 0.0329 (5) | |
H15A | 1.9617 | 0.4047 | −0.2095 | 0.049* | |
H15B | 1.9908 | 0.2740 | −0.1458 | 0.049* | |
H15C | 2.0058 | 0.4501 | −0.1062 | 0.049* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cu1 | 0.01256 (15) | 0.00841 (14) | 0.01241 (16) | 0.00162 (10) | 0.00342 (11) | 0.00065 (10) |
O1 | 0.0374 (8) | 0.0185 (6) | 0.0167 (7) | 0.0035 (5) | −0.0007 (6) | 0.0043 (5) |
O2 | 0.0220 (6) | 0.0131 (5) | 0.0184 (6) | 0.0051 (5) | −0.0005 (5) | −0.0012 (5) |
O1W | 0.0139 (6) | 0.0158 (6) | 0.0306 (8) | 0.0045 (5) | −0.0032 (5) | −0.0027 (5) |
O2W | 0.0200 (6) | 0.0159 (6) | 0.0200 (7) | 0.0046 (5) | 0.0001 (5) | 0.0010 (5) |
N1 | 0.0089 (7) | 0.0154 (7) | 0.0157 (7) | 0.0023 (5) | 0.0020 (6) | −0.0020 (5) |
N2 | 0.0096 (7) | 0.0127 (6) | 0.0176 (7) | 0.0030 (5) | 0.0031 (6) | 0.0028 (5) |
C1 | 0.0170 (9) | 0.0250 (9) | 0.0133 (9) | 0.0061 (7) | 0.0014 (7) | −0.0026 (7) |
C2 | 0.0177 (9) | 0.0310 (10) | 0.0133 (9) | 0.0062 (7) | 0.0045 (7) | 0.0074 (7) |
C3 | 0.0170 (9) | 0.0211 (8) | 0.0193 (9) | 0.0037 (7) | 0.0017 (7) | 0.0098 (7) |
C4 | 0.0144 (8) | 0.0085 (7) | 0.0312 (10) | 0.0019 (6) | 0.0050 (7) | 0.0014 (7) |
C5 | 0.0148 (8) | 0.0109 (7) | 0.0270 (10) | 0.0001 (6) | 0.0039 (7) | −0.0052 (7) |
C6 | 0.0098 (8) | 0.0163 (8) | 0.0155 (9) | 0.0034 (6) | 0.0040 (6) | −0.0002 (6) |
C7 | 0.0184 (9) | 0.0157 (8) | 0.0163 (9) | −0.0006 (6) | 0.0040 (7) | −0.0016 (7) |
C8 | 0.0179 (9) | 0.0211 (8) | 0.0133 (8) | 0.0003 (7) | 0.0030 (7) | −0.0002 (7) |
C9 | 0.0176 (9) | 0.0240 (9) | 0.0168 (9) | 0.0027 (7) | 0.0032 (7) | 0.0017 (7) |
C10 | 0.0174 (9) | 0.0234 (9) | 0.0156 (9) | 0.0009 (7) | 0.0036 (7) | 0.0024 (7) |
C11 | 0.0192 (9) | 0.0259 (9) | 0.0162 (9) | 0.0025 (7) | 0.0054 (7) | 0.0021 (7) |
C12 | 0.0165 (9) | 0.0242 (9) | 0.0150 (9) | 0.0003 (7) | 0.0031 (7) | 0.0018 (7) |
C13 | 0.0186 (9) | 0.0250 (9) | 0.0154 (9) | 0.0024 (7) | 0.0033 (7) | 0.0027 (7) |
C14 | 0.0210 (10) | 0.0367 (11) | 0.0182 (10) | 0.0012 (8) | 0.0044 (7) | 0.0071 (8) |
C15 | 0.0250 (10) | 0.0443 (12) | 0.0316 (12) | 0.0039 (9) | 0.0138 (9) | 0.0104 (9) |
Cu1—N1 | 2.029 (1) | C5—H5B | 0.9900 |
Cu1—N1i | 2.029 (1) | C6—C7 | 1.524 (2) |
Cu1—N2 | 2.000 (1) | C7—C8 | 1.526 (2) |
Cu1—N2i | 2.000 (1) | C7—H7A | 0.9900 |
Cu1—O1w | 2.443 (1) | C7—H7B | 0.9900 |
O1—C6 | 1.259 (2) | C8—C9 | 1.527 (2) |
O2—C6 | 1.2515 (19) | C8—H8A | 0.9900 |
O1W—H11 | 0.832 (10) | C8—H8B | 0.9900 |
O1W—H12 | 0.831 (9) | C9—C10 | 1.520 (2) |
O2W—H21 | 0.834 (9) | C9—H9A | 0.9900 |
O2W—H22 | 0.828 (9) | C9—H9B | 0.9900 |
N1—C1 | 1.479 (2) | C10—C11 | 1.525 (2) |
N1—C5i | 1.485 (2) | C10—H10A | 0.9900 |
N1—H1 | 0.855 (9) | C10—H10B | 0.9900 |
N2—C3 | 1.478 (2) | C11—C12 | 1.522 (2) |
N2—C4 | 1.478 (2) | C11—H11A | 0.9900 |
N2—H2 | 0.854 (9) | C11—H11B | 0.9900 |
C1—C2 | 1.520 (2) | C12—C13 | 1.525 (2) |
C1—H1A | 0.9900 | C12—H12A | 0.9900 |
C1—H1B | 0.9900 | C12—H12B | 0.9900 |
C2—C3 | 1.521 (2) | C13—C14 | 1.517 (2) |
C2—H2A | 0.9900 | C13—H13A | 0.9900 |
C2—H2B | 0.9900 | C13—H13B | 0.9900 |
C3—H3A | 0.9900 | C14—C15 | 1.522 (3) |
C3—H3B | 0.9900 | C14—H14A | 0.9900 |
C4—C5 | 1.503 (3) | C14—H14B | 0.9900 |
C4—H4A | 0.9900 | C15—H15A | 0.9800 |
C4—H4B | 0.9900 | C15—H15B | 0.9800 |
C5—N1i | 1.485 (2) | C15—H15C | 0.9800 |
C5—H5A | 0.9900 | ||
N2—Cu1—N2i | 180.000 (1) | O2—C6—C7 | 118.55 (15) |
N2—Cu1—N1 | 93.73 (6) | O1—C6—C7 | 116.87 (14) |
N2i—Cu1—N1 | 86.27 (6) | C6—C7—C8 | 115.27 (13) |
N2—Cu1—N1i | 86.27 (6) | C6—C7—H7A | 108.5 |
N2i—Cu1—N1i | 93.73 (6) | C8—C7—H7A | 108.5 |
N1—Cu1—N1i | 180.00 (5) | C6—C7—H7B | 108.5 |
N2—Cu1—O1W | 88.48 (5) | C8—C7—H7B | 108.5 |
N2i—Cu1—O1W | 91.52 (5) | H7A—C7—H7B | 107.5 |
N1—Cu1—O1W | 90.25 (5) | C9—C8—C7 | 113.07 (15) |
N1i—Cu1—O1W | 89.75 (5) | C9—C8—H8A | 109.0 |
Cu1—O1W—H11 | 130.2 (16) | C7—C8—H8A | 109.0 |
Cu1—O1W—H12 | 124.9 (16) | C9—C8—H8B | 109.0 |
H11—O1W—H12 | 105 (2) | C7—C8—H8B | 109.0 |
H21—O2W—H22 | 102 (2) | H8A—C8—H8B | 107.8 |
C1—N1—C5i | 112.07 (13) | C10—C9—C8 | 113.02 (15) |
C1—N1—Cu1 | 117.07 (10) | C10—C9—H9A | 109.0 |
C5i—N1—Cu1 | 106.17 (10) | C8—C9—H9A | 109.0 |
C1—N1—H1 | 105.4 (13) | C10—C9—H9B | 109.0 |
C5i—N1—H1 | 108.8 (13) | C8—C9—H9B | 109.0 |
Cu1—N1—H1 | 107.0 (13) | H9A—C9—H9B | 107.8 |
C3—N2—C4 | 111.44 (13) | C9—C10—C11 | 114.15 (15) |
C3—N2—Cu1 | 117.71 (10) | C9—C10—H10A | 108.7 |
C4—N2—Cu1 | 107.26 (10) | C11—C10—H10A | 108.7 |
C3—N2—H2 | 105.7 (13) | C9—C10—H10B | 108.7 |
C4—N2—H2 | 107.8 (13) | C11—C10—H10B | 108.7 |
Cu1—N2—H2 | 106.5 (13) | H10A—C10—H10B | 107.6 |
N1—C1—C2 | 111.30 (14) | C12—C11—C10 | 113.15 (15) |
N1—C1—H1A | 109.4 | C12—C11—H11A | 108.9 |
C2—C1—H1A | 109.4 | C10—C11—H11A | 108.9 |
N1—C1—H1B | 109.4 | C12—C11—H11B | 108.9 |
C2—C1—H1B | 109.4 | C10—C11—H11B | 108.9 |
H1A—C1—H1B | 108.0 | H11A—C11—H11B | 107.8 |
C1—C2—C3 | 113.84 (14) | C11—C12—C13 | 114.24 (15) |
C1—C2—H2A | 108.8 | C11—C12—H12A | 108.7 |
C3—C2—H2A | 108.8 | C13—C12—H12A | 108.7 |
C1—C2—H2B | 108.8 | C11—C12—H12B | 108.7 |
C3—C2—H2B | 108.8 | C13—C12—H12B | 108.7 |
H2A—C2—H2B | 107.7 | H12A—C12—H12B | 107.6 |
N2—C3—C2 | 111.53 (13) | C14—C13—C12 | 112.92 (15) |
N2—C3—H3A | 109.3 | C14—C13—H13A | 109.0 |
C2—C3—H3A | 109.3 | C12—C13—H13A | 109.0 |
N2—C3—H3B | 109.3 | C14—C13—H13B | 109.0 |
C2—C3—H3B | 109.3 | C12—C13—H13B | 109.0 |
H3A—C3—H3B | 108.0 | H13A—C13—H13B | 107.8 |
N2—C4—C5 | 108.50 (13) | C13—C14—C15 | 114.09 (16) |
N2—C4—H4A | 110.0 | C13—C14—H14A | 108.7 |
C5—C4—H4A | 110.0 | C15—C14—H14A | 108.7 |
N2—C4—H4B | 110.0 | C13—C14—H14B | 108.7 |
C5—C4—H4B | 110.0 | C15—C14—H14B | 108.7 |
H4A—C4—H4B | 108.4 | H14A—C14—H14B | 107.6 |
N1i—C5—C4 | 108.31 (13) | C14—C15—H15A | 109.5 |
N1i—C5—H5A | 110.0 | C14—C15—H15B | 109.5 |
C4—C5—H5A | 110.0 | H15A—C15—H15B | 109.5 |
N1i—C5—H5B | 110.0 | C14—C15—H15C | 109.5 |
C4—C5—H5B | 110.0 | H15A—C15—H15C | 109.5 |
H5A—C5—H5B | 108.4 | H15B—C15—H15C | 109.5 |
O2—C6—O1 | 124.52 (15) | ||
N2—Cu1—N1—C1 | −39.47 (12) | C4—N2—C3—C2 | 178.27 (13) |
N2i—Cu1—N1—C1 | 140.53 (12) | Cu1—N2—C3—C2 | −57.23 (16) |
O1W—Cu1—N1—C1 | −127.96 (11) | C1—C2—C3—N2 | 70.00 (18) |
N2—Cu1—N1—C5i | −165.46 (11) | C3—N2—C4—C5 | 170.11 (13) |
N2i—Cu1—N1—C5i | 14.54 (11) | Cu1—N2—C4—C5 | 39.93 (15) |
O1W—Cu1—N1—C5i | 106.05 (11) | N2—C4—C5—N1i | −54.24 (17) |
N1—Cu1—N2—C3 | 39.47 (12) | O2—C6—C7—C8 | 31.5 (2) |
N1i—Cu1—N2—C3 | −140.53 (12) | O1—C6—C7—C8 | −151.30 (16) |
O1W—Cu1—N2—C3 | 129.61 (11) | C6—C7—C8—C9 | 69.42 (19) |
N1—Cu1—N2—C4 | 166.02 (11) | C7—C8—C9—C10 | 174.47 (14) |
N1i—Cu1—N2—C4 | −13.98 (11) | C8—C9—C10—C11 | 178.58 (14) |
O1W—Cu1—N2—C4 | −103.84 (10) | C9—C10—C11—C12 | 176.14 (14) |
C5i—N1—C1—C2 | −179.84 (13) | C10—C11—C12—C13 | 177.40 (14) |
Cu1—N1—C1—C2 | 57.16 (16) | C11—C12—C13—C14 | 178.81 (15) |
N1—C1—C2—C3 | −70.19 (19) | C12—C13—C14—C15 | 178.29 (16) |
Symmetry code: (i) −x+1, −y+1, −z+1. |
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1···O2 | 0.86 (1) | 2.30 (1) | 3.025 (2) | 144 (2) |
N2—H2···O2wii | 0.85 (1) | 2.18 (1) | 2.974 (2) | 154 (2) |
O1w—H11···O2ii | 0.83 (1) | 1.95 (1) | 2.774 (2) | 172 (2) |
O1w—H12···O2w | 0.83 (1) | 1.98 (1) | 2.799 (2) | 169 (2) |
O2w—H21···O1 | 0.83 (1) | 1.86 (1) | 2.694 (2) | 177 (2) |
O2w—H22···O1iii | 0.83 (1) | 1.97 (1) | 2.771 (2) | 163 (2) |
Symmetry codes: (ii) −x+2, −y+1, −z+1; (iii) −x+2, −y, −z+1. |
Experimental details
Crystal data | |
Chemical formula | [Cu(C10H24N4)(H2O)2](C10H19O2)2·2H2O |
Mr | 678.44 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 100 |
a, b, c (Å) | 6.9820 (6), 8.8006 (8), 15.3291 (13) |
α, β, γ (°) | 95.045 (1), 93.158 (1), 98.423 (1) |
V (Å3) | 925.93 (14) |
Z | 1 |
Radiation type | Mo Kα |
µ (mm−1) | 0.64 |
Crystal size (mm) | 0.30 × 0.20 × 0.02 |
Data collection | |
Diffractometer | Bruker SMART APEX diffractometer |
Absorption correction | Multi-scan (SADABS; Sheldrick, 1996) |
Tmin, Tmax | 0.832, 0.987 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 8967, 4230, 3736 |
Rint | 0.034 |
(sin θ/λ)max (Å−1) | 0.650 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.035, 0.086, 1.06 |
No. of reflections | 4230 |
No. of parameters | 220 |
No. of restraints | 6 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.33, −0.43 |
Computer programs: APEX2 (Bruker, 2009), SAINT (Bruker, 2009), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), X-SEED (Barbour, 2001), publCIF (Westrip, 2010).
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1···O2 | 0.86 (1) | 2.30 (1) | 3.025 (2) | 144 (2) |
N2—H2···O2wi | 0.85 (1) | 2.18 (1) | 2.974 (2) | 154 (2) |
O1w—H11···O2i | 0.83 (1) | 1.95 (1) | 2.774 (2) | 172 (2) |
O1w—H12···O2w | 0.83 (1) | 1.98 (1) | 2.799 (2) | 169 (2) |
O2w—H21···O1 | 0.83 (1) | 1.86 (1) | 2.694 (2) | 177 (2) |
O2w—H22···O1ii | 0.83 (1) | 1.97 (1) | 2.771 (2) | 163 (2) |
Symmetry codes: (i) −x+2, −y+1, −z+1; (ii) −x+2, −y, −z+1. |
Acknowledgements
We thank the University of Malaya (RG039/09SUS) and the Ministry of Higher Education (FP017/2009) for for supporting this study.
References
Barbour, L. J. (2001). J. Supramol. Chem. 1, 189–191. CrossRef CAS Google Scholar
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Hunter, T. M., McNae, I. W., Liang, X., Bella, J., Parsons, S., Walkinshaw, M. D. & Sadler, P. J. (2005). Proc. Natl Acad. Sci. USA, 102, 2288–2292. Web of Science CSD CrossRef PubMed CAS Google Scholar
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The copper(II) ion forms a number of complexes with 1,4,8,11-tetraazacyclotetradecane in which the metal atom is coordinated by the four amino donor-atoms of the cyclic ligand. Among the carboxylate derivatives, neither the acetate nor the benzoate ions bind directly with the copper atom. The copper atom is coordinated instead by water molecules so that the carboxylate group interacts indirectly with the metal atom through the coordinated water molecules (Hunter et al., 2005; Lindoy et al., 2003). The copper(II) atom in the salt, [Cu(H2O)2(C10H24N4)]2+ 2[CH3(CH2)8CO2]-.2H2O (Scheme I), is chelated by the four nitrogen atoms of the cyclam ligand and is coordinated by two water molecules in a Jahn-Teller type of tetragonally distorted octahedral geometry. The copper atom lies on a center of inversion (Fig. 1). The cations, anions and lattice water molecules are linked by N–H···O and O–H···O hydrogen bonds to form a layer structure.