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In the title complex, [(C4H9)4N]2[ZnBr4], the ZnII ion is coordinated by four Br atoms, forming a slightly distorted tetra­hedral geometry. The Zn-Br bonds range from 2.3986 (11) to 2.4162 (11) Å and the Br-Zn-Br angles range from 106.59 (4) to 112.84 (4)°. One of the cations is disordered essentially equally over two orientations.

Supporting information

cif

Crystallographic Information File (CIF) https://doi.org/10.1107/S160053680702140X/lh2361sup1.cif
Contains datablocks global, I

hkl

Structure factor file (CIF format) https://doi.org/10.1107/S160053680702140X/lh2361Isup2.hkl
Contains datablock I

CCDC reference: 639562

Key indicators

  • Single-crystal X-ray study
  • T = 294 K
  • Mean [sigma](C-C) = 0.013 Å
  • Disorder in main residue
  • R factor = 0.050
  • wR factor = 0.161
  • Data-to-parameter ratio = 23.6

checkCIF/PLATON results

No syntax errors found



Alert level B PLAT026_ALERT_3_B Ratio Observed / Unique Reflections too Low .... 39 Perc. PLAT220_ALERT_2_B Large Non-Solvent C Ueq(max)/Ueq(min) ... 3.64 Ratio PLAT222_ALERT_3_B Large Non-Solvent H Ueq(max)/Ueq(min) ... 4.58 Ratio PLAT242_ALERT_2_B Check Low Ueq as Compared to Neighbors for C7
Alert level C PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ .... ? PLAT220_ALERT_2_C Large Non-Solvent C Ueq(max)/Ueq(min) ... 2.63 Ratio PLAT222_ALERT_3_C Large Non-Solvent H Ueq(max)/Ueq(min) ... 3.25 Ratio PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C19 PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C14 PLAT244_ALERT_4_C Low 'Solvent' Ueq as Compared to Neighbors for Zn1 PLAT301_ALERT_3_C Main Residue Disorder ......................... 8.00 Perc. PLAT341_ALERT_3_C Low Bond Precision on C-C Bonds (x 1000) Ang ... 13 PLAT360_ALERT_2_C Short C(sp3)-C(sp3) Bond C7 - C8 ... 1.41 Ang.
Alert level G PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints ....... 106
0 ALERT level A = In general: serious problem 4 ALERT level B = Potentially serious problem 9 ALERT level C = Check and explain 1 ALERT level G = General alerts; check 1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 6 ALERT type 2 Indicator that the structure model may be wrong or deficient 6 ALERT type 3 Indicator that the structure quality may be low 1 ALERT type 4 Improvement, methodology, query or suggestion 0 ALERT type 5 Informative message, check

Comment top

In recent years, the crystal engineering of materials containing Zn(II) has become an intensively active field due to not only their structural diversity, but also their promising applications in the fields of catalysis, (Wang, Zhuang et al., 2007) medicine, magnetism, photochemistry, fluorescence (Yu et al., 2007; Zhang et al., 2007) and electrical chemistry (Liu et al., 2007; Tian et al., 2007; Wang, Moorefield et al., 2007). With this in mind, we have synthesized the title complex and its crystal structure is determined herein. The ZnII ion is coordinated by four Br atoms in a slightly distorted tetrhedral geometry. The asymmetric unit of (I) is shown in Fig. 1.

Related literature top

Some research related to zinc(II) compounds has already been published (Wang, Zhuang et al., 2007; Yu et al., 2007; Zhang et al., 2007; Liu et al., 2007; Tian et al., 2007; Wang, Moorefield et al., 2007).

Experimental top

A solution of ZnBr2 0.0207 g (0.1 mmol) in CH3CN (5 ml) was added to a solution of tacntp (0.1 mmol) (tacntp = 1,4,7-triazacyclononane-1,4,7-tripropionate) in CH3CN (15 ml). The reaction mixture was stirred at room temperature for 30 min. Then (C4H9)4N (0.1 mmol) was added to the solution. The reaction mixture was continuously stirred for 2 h at room temperature. Several months later, crystals suitable for X-ray diffraction were obtained by slow evaporation of the filtrate. Calculated for [(C4H9)4N]2[ZnBr4]: C 44.14, H 8.28, N 3.22, Br 32.65%; found: C 44.15, H 8.27, N3.24, Br 32.67%.

Refinement top

H atoms were placed in calculated positions with C—H = 0.96–0.97 Å and were included in the riding-motion approximation with Uiso(H) = 1.2Ueq(C) or 1.5Ueq(C) for methyl H atoms. In one of the cation molecules three C atoms are disordered over two sites with refined occupancies of 0.500 (16). The C—C bonds distances of the disorder components were restained to 1.54 (1) Å.

Structure description top

In recent years, the crystal engineering of materials containing Zn(II) has become an intensively active field due to not only their structural diversity, but also their promising applications in the fields of catalysis, (Wang, Zhuang et al., 2007) medicine, magnetism, photochemistry, fluorescence (Yu et al., 2007; Zhang et al., 2007) and electrical chemistry (Liu et al., 2007; Tian et al., 2007; Wang, Moorefield et al., 2007). With this in mind, we have synthesized the title complex and its crystal structure is determined herein. The ZnII ion is coordinated by four Br atoms in a slightly distorted tetrhedral geometry. The asymmetric unit of (I) is shown in Fig. 1.

Some research related to zinc(II) compounds has already been published (Wang, Zhuang et al., 2007; Yu et al., 2007; Zhang et al., 2007; Liu et al., 2007; Tian et al., 2007; Wang, Moorefield et al., 2007).

Computing details top

Data collection: SMART (Bruker, 1998); cell refinement: SAINT (Bruker, 1998); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: SHELXTL (Bruker, 1998); software used to prepare material for publication: SHELXTL.

Figures top
[Figure 1] Fig. 1. The asymmtric unit of (I) shown with 30% displacement ellipsoids. The disorder is not showm.
Bis(tetra-n-butylammonium) tetrabromozincate(II) top
Crystal data top
[(C4H9)4N]2[ZnBr4]F(000) = 1792
Mr = 869.93Dx = 1.347 Mg m3
Monoclinic, P21/nMo Kα radiation, λ = 0.71073 Å
Hall symbol: -P 2ynCell parameters from 3229 reflections
a = 16.530 (2) Åθ = 1.4–26.4°
b = 15.4906 (18) ŵ = 4.32 mm1
c = 18.657 (2) ÅT = 294 K
β = 116.133 (2)°Block, colourless
V = 4289.0 (9) Å30.22 × 0.20 × 0.16 mm
Z = 4
Data collection top
Bruker APEXII
diffractometer
8766 independent reflections
Radiation source: fine-focus sealed tube3455 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.079
φ and ω scansθmax = 26.4°, θmin = 1.4°
Absorption correction: multi-scan
(SADABS; Sheldrick, 1996)
h = 2020
Tmin = 0.399, Tmax = 0.500k = 1419
24548 measured reflectionsl = 1923
Refinement top
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.050Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.161H-atom parameters constrained
S = 0.96 w = 1/[σ2(Fo2) + (0.0697P)2]
where P = (Fo2 + 2Fc2)/3
8766 reflections(Δ/σ)max = 0.001
371 parametersΔρmax = 0.50 e Å3
106 restraintsΔρmin = 0.65 e Å3
Crystal data top
[(C4H9)4N]2[ZnBr4]V = 4289.0 (9) Å3
Mr = 869.93Z = 4
Monoclinic, P21/nMo Kα radiation
a = 16.530 (2) ŵ = 4.32 mm1
b = 15.4906 (18) ÅT = 294 K
c = 18.657 (2) Å0.22 × 0.20 × 0.16 mm
β = 116.133 (2)°
Data collection top
Bruker APEXII
diffractometer
8766 independent reflections
Absorption correction: multi-scan
(SADABS; Sheldrick, 1996)
3455 reflections with I > 2σ(I)
Tmin = 0.399, Tmax = 0.500Rint = 0.079
24548 measured reflections
Refinement top
R[F2 > 2σ(F2)] = 0.050106 restraints
wR(F2) = 0.161H-atom parameters constrained
S = 0.96Δρmax = 0.50 e Å3
8766 reflectionsΔρmin = 0.65 e Å3
371 parameters
Special details top

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.

Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/UeqOcc. (<1)
Zn10.49076 (5)0.13616 (5)0.72626 (5)0.0547 (2)
Br10.57269 (6)0.25277 (5)0.70430 (5)0.0833 (3)
Br20.57414 (5)0.07205 (6)0.85543 (5)0.0858 (3)
Br30.35194 (6)0.19646 (5)0.71636 (6)0.0862 (3)
Br40.45436 (5)0.02280 (5)0.62795 (5)0.0744 (3)
N10.3318 (3)0.2229 (3)0.4325 (3)0.0540 (14)
N20.2736 (4)0.9413 (3)0.7667 (4)0.0663 (17)
C10.6498 (6)0.2236 (6)0.4602 (6)0.128 (4)
H1A0.71020.21020.49850.192*
H1B0.64600.28370.44630.192*
H1C0.63410.18910.41320.192*
C20.5864 (5)0.2049 (6)0.4955 (5)0.093 (3)
H2A0.59100.14420.50940.111*
H2B0.60490.23790.54440.111*
C30.4911 (5)0.2254 (5)0.4419 (5)0.080 (2)
H3A0.47040.18920.39460.096*
H3B0.48630.28510.42500.096*
C40.4325 (4)0.2106 (4)0.4837 (4)0.0573 (18)
H4A0.45180.24980.52880.069*
H4B0.44260.15230.50470.069*
C50.3112 (5)0.3131 (5)0.3960 (4)0.067 (2)
H5A0.34220.32010.36270.081*
H5B0.24710.31660.36140.081*
C60.3363 (5)0.3872 (5)0.4531 (5)0.094 (3)
H6A0.39810.38080.49330.113*
H6B0.29750.38850.47970.113*
C70.3262 (7)0.4708 (6)0.4068 (6)0.118 (3)
H7A0.36360.46710.37890.142*
H7B0.26410.47570.36690.142*
C80.3496 (10)0.5466 (8)0.4538 (8)0.210 (7)
H8A0.34210.59580.42020.316*
H8B0.41130.54300.49310.316*
H8C0.31130.55250.48000.316*
C90.0428 (6)0.2096 (6)0.4610 (6)0.126 (4)
H9A0.01930.21930.49910.189*
H9B0.02860.15180.44050.189*
H9C0.01630.25000.41790.189*
C100.1426 (5)0.2213 (5)0.5007 (5)0.085 (2)
H10A0.15650.27930.52210.103*
H10B0.16880.18120.54500.103*
C110.1841 (4)0.2070 (5)0.4452 (4)0.068 (2)
H11A0.16230.25090.40390.081*
H11B0.16480.15130.41950.081*
C120.2862 (4)0.2096 (4)0.4861 (4)0.0585 (19)
H12A0.30490.25560.52530.070*
H12B0.30780.15570.51480.070*
C130.2967 (5)0.1583 (5)0.3646 (4)0.071 (2)
H13A0.23280.16910.33320.085*
H13B0.32580.17030.33050.085*
C140.3083 (5)0.0645 (5)0.3845 (4)0.076 (2)
H14A0.37190.05040.41150.092*
H14B0.28130.05050.41990.092*
C150.2641 (7)0.0134 (6)0.3095 (5)0.120 (4)
H15A0.20280.03400.27940.144*
H15B0.29600.02320.27730.144*
C160.2618 (7)0.0797 (7)0.3230 (6)0.148 (5)
H16A0.23150.10870.27260.223*
H16B0.23010.09010.35460.223*
H16C0.32220.10120.35050.223*
C170.5576 (8)0.7840 (8)0.8043 (7)0.176 (6)
H17A0.58680.72880.81850.263*
H17B0.59380.82650.84240.263*
H17C0.55040.80000.75210.263*
C180.4636 (8)0.7787 (7)0.8040 (7)0.141 (4)
H18A0.42760.73530.76580.170*
H18B0.47120.76060.85640.170*
C190.4140 (6)0.8633 (5)0.7832 (5)0.089 (3)
H19A0.45050.90720.82060.107*
H19B0.40460.88070.73020.107*
C200.3271 (5)0.8575 (4)0.7856 (5)0.078 (2)
H20A0.33720.83840.83840.094*
H20B0.29110.81390.74770.094*
C210.2545 (5)0.9748 (4)0.6845 (5)0.071 (2)
H21A0.22431.03010.67700.085*
H21B0.31160.98500.68300.085*
C220.1991 (5)0.9184 (5)0.6164 (5)0.086 (2)
H22A0.14310.90400.61860.104*
H22B0.23120.86520.61900.104*
C230.1789 (7)0.9655 (6)0.5384 (6)0.115 (3)
H23A0.15621.02240.54160.138*
H23B0.23560.97370.53550.138*
C240.1164 (8)0.9265 (8)0.4647 (7)0.166 (5)
H24A0.10990.96280.42070.249*
H24B0.05890.91980.46520.249*
H24C0.13870.87100.45900.249*
C250.3386 (7)1.1502 (6)0.9471 (6)0.127 (4)
H25A0.37341.19720.97970.191*
H25B0.28971.13740.95990.191*
H25C0.31511.16600.89180.191*
C260.3968 (6)1.0731 (6)0.9623 (5)0.096 (3)
H26A0.42001.05751.01820.115*
H26B0.44781.08760.95200.115*
C270.3496 (6)0.9970 (5)0.9126 (5)0.088 (3)
H27A0.29460.98630.91770.106*
H27B0.38770.94640.93210.106*
C280.3269 (5)1.0111 (4)0.8248 (5)0.067 (2)
H28A0.29331.06460.80780.081*
H28B0.38291.01890.82080.081*
C290.1874 (5)0.9230 (5)0.7726 (5)0.083 (3)
H29A0.15620.87690.73560.099*
H29B0.20270.90190.82600.099*
C300.1237 (6)0.9969 (6)0.7561 (7)0.114 (3)0.500 (16)
H30A0.11831.02510.70770.137*0.500 (16)
H30B0.15111.03820.79920.137*0.500 (16)
C310.0270 (9)0.9777 (17)0.7460 (11)0.127 (8)0.500 (16)
H31A0.01481.02340.71720.152*0.500 (16)
H31B0.00440.92310.71910.152*0.500 (16)
C320.0444 (17)0.9742 (15)0.8335 (11)0.136 (9)0.500 (16)
H32A0.01020.95850.83660.205*0.500 (16)
H32B0.06411.02980.85750.205*0.500 (16)
H32C0.09020.93210.86130.205*0.500 (16)
C30'0.1237 (6)0.9969 (6)0.7561 (7)0.114 (3)0.500 (16)
H30C0.09421.01010.69940.137*0.500 (16)
H30D0.15501.04810.78500.137*0.500 (16)
C32'0.0040 (13)1.0404 (12)0.7878 (14)0.128 (9)0.500 (16)
H32D0.04651.02030.80630.192*0.500 (16)
H32E0.03581.06410.73520.192*0.500 (16)
H32F0.03361.08410.82340.192*0.500 (16)
C31'0.0545 (15)0.9649 (13)0.7856 (18)0.118 (7)0.500 (16)
H31C0.01670.92040.75010.141*0.500 (16)
H31D0.08610.94020.83860.141*0.500 (16)
Atomic displacement parameters (Å2) top
U11U22U33U12U13U23
Zn10.0535 (5)0.0543 (5)0.0499 (5)0.0035 (4)0.0170 (4)0.0008 (4)
Br10.0844 (6)0.0921 (6)0.0646 (6)0.0296 (5)0.0249 (4)0.0038 (4)
Br20.0744 (6)0.0979 (7)0.0682 (6)0.0048 (5)0.0159 (4)0.0198 (5)
Br30.0811 (6)0.0670 (5)0.1121 (8)0.0109 (4)0.0442 (5)0.0056 (5)
Br40.0878 (6)0.0639 (5)0.0726 (6)0.0061 (4)0.0362 (5)0.0105 (4)
N10.047 (3)0.073 (4)0.038 (3)0.001 (3)0.015 (3)0.007 (3)
N20.067 (4)0.045 (4)0.090 (5)0.010 (3)0.037 (4)0.005 (3)
C10.084 (7)0.153 (10)0.156 (10)0.011 (6)0.061 (7)0.017 (8)
C20.062 (5)0.119 (7)0.100 (7)0.003 (5)0.038 (5)0.004 (5)
C30.058 (5)0.106 (6)0.077 (6)0.003 (4)0.028 (5)0.003 (5)
C40.043 (4)0.067 (5)0.049 (4)0.003 (3)0.008 (3)0.007 (3)
C50.058 (5)0.078 (6)0.048 (5)0.000 (4)0.008 (4)0.014 (4)
C60.083 (6)0.076 (6)0.102 (7)0.008 (5)0.022 (5)0.004 (6)
C70.133 (9)0.069 (7)0.139 (10)0.003 (6)0.047 (7)0.019 (7)
C80.32 (2)0.099 (10)0.189 (15)0.028 (11)0.089 (14)0.005 (9)
C90.075 (6)0.169 (10)0.161 (11)0.020 (6)0.077 (7)0.033 (8)
C100.083 (6)0.089 (6)0.094 (7)0.009 (5)0.048 (5)0.008 (5)
C110.057 (5)0.087 (6)0.063 (5)0.010 (4)0.029 (4)0.006 (4)
C120.054 (4)0.066 (5)0.051 (5)0.000 (4)0.019 (4)0.003 (4)
C130.057 (5)0.108 (7)0.041 (4)0.006 (4)0.015 (4)0.007 (4)
C140.082 (6)0.077 (6)0.061 (5)0.006 (4)0.024 (4)0.003 (4)
C150.149 (9)0.104 (8)0.073 (7)0.001 (7)0.018 (6)0.018 (6)
C160.183 (11)0.107 (9)0.114 (9)0.023 (8)0.027 (8)0.026 (7)
C170.177 (13)0.215 (14)0.141 (11)0.101 (11)0.075 (10)0.013 (9)
C180.162 (11)0.134 (9)0.145 (11)0.064 (8)0.082 (9)0.038 (7)
C190.093 (7)0.074 (6)0.100 (7)0.017 (5)0.043 (5)0.006 (5)
C200.088 (6)0.053 (5)0.104 (7)0.008 (4)0.052 (5)0.015 (4)
C210.066 (5)0.059 (5)0.081 (6)0.014 (4)0.027 (4)0.000 (4)
C220.072 (6)0.090 (6)0.101 (7)0.016 (5)0.041 (5)0.008 (6)
C230.113 (8)0.131 (9)0.078 (7)0.041 (6)0.021 (6)0.011 (6)
C240.158 (11)0.196 (13)0.118 (10)0.036 (10)0.038 (9)0.005 (9)
C250.132 (9)0.119 (9)0.140 (10)0.000 (7)0.069 (8)0.035 (7)
C260.099 (7)0.111 (8)0.080 (7)0.005 (6)0.042 (5)0.001 (6)
C270.106 (7)0.079 (6)0.093 (7)0.002 (5)0.056 (6)0.003 (5)
C280.082 (5)0.052 (5)0.076 (6)0.001 (4)0.042 (5)0.008 (4)
C290.078 (6)0.065 (5)0.131 (8)0.013 (4)0.070 (6)0.002 (5)
C300.091 (5)0.122 (5)0.147 (6)0.005 (4)0.068 (4)0.003 (5)
C310.123 (10)0.134 (10)0.125 (11)0.006 (8)0.055 (8)0.008 (8)
C320.134 (12)0.143 (12)0.136 (12)0.002 (8)0.063 (9)0.000 (8)
C30'0.091 (5)0.122 (5)0.147 (6)0.005 (4)0.068 (4)0.003 (5)
C32'0.119 (11)0.150 (12)0.131 (12)0.001 (8)0.070 (8)0.007 (8)
C31'0.109 (9)0.134 (10)0.126 (10)0.004 (8)0.067 (8)0.001 (8)
Geometric parameters (Å, º) top
Zn1—Br12.3986 (11)C16—H16A0.9600
Zn1—Br22.4014 (11)C16—H16B0.9600
Zn1—Br32.4082 (11)C16—H16C0.9600
Zn1—Br42.4162 (11)C17—C181.555 (13)
N1—C121.507 (8)C17—H17A0.9600
N1—C131.516 (8)C17—H17B0.9600
N1—C41.524 (7)C17—H17C0.9600
N1—C51.526 (8)C18—C191.503 (11)
N2—C291.502 (8)C18—H18A0.9700
N2—C281.509 (8)C18—H18B0.9700
N2—C211.515 (9)C19—C201.459 (10)
N2—C201.522 (8)C19—H19A0.9700
C1—C21.490 (11)C19—H19B0.9700
C1—H1A0.9600C20—H20A0.9700
C1—H1B0.9600C20—H20B0.9700
C1—H1C0.9600C21—C221.481 (9)
C2—C31.483 (9)C21—H21A0.9700
C2—H2A0.9700C21—H21B0.9700
C2—H2B0.9700C22—C231.526 (11)
C3—C41.503 (9)C22—H22A0.9700
C3—H3A0.9700C22—H22B0.9700
C3—H3B0.9700C23—C241.440 (12)
C4—H4A0.9700C23—H23A0.9700
C4—H4B0.9700C23—H23B0.9700
C5—C61.495 (10)C24—H24A0.9600
C5—H5A0.9700C24—H24B0.9600
C5—H5B0.9700C24—H24C0.9600
C6—C71.523 (11)C25—C261.480 (11)
C6—H6A0.9700C25—H25A0.9600
C6—H6B0.9700C25—H25B0.9600
C7—C81.414 (13)C25—H25C0.9600
C7—H7A0.9700C26—C271.489 (10)
C7—H7B0.9700C26—H26A0.9700
C8—H8A0.9600C26—H26B0.9700
C8—H8B0.9600C27—C281.527 (10)
C8—H8C0.9600C27—H27A0.9700
C9—C101.492 (10)C27—H27B0.9700
C9—H9A0.9600C28—H28A0.9700
C9—H9B0.9600C28—H28B0.9700
C9—H9C0.9600C29—C301.493 (10)
C10—C111.489 (9)C29—H29A0.9700
C10—H10A0.9700C29—H29B0.9700
C10—H10B0.9700C30—C311.555 (9)
C11—C121.515 (8)C30—H30A0.9700
C11—H11A0.9700C30—H30B0.9700
C11—H11B0.9700C31—C321.528 (10)
C12—H12A0.9700C31—H31A0.9700
C12—H12B0.9700C31—H31B0.9700
C13—C141.492 (9)C32—H32A0.9600
C13—H13A0.9700C32—H32B0.9600
C13—H13B0.9700C32—H32C0.9600
C14—C151.490 (10)C32'—C31'1.529 (10)
C14—H14A0.9700C32'—H32D0.9600
C14—H14B0.9700C32'—H32E0.9600
C15—C161.467 (11)C32'—H32F0.9600
C15—H15A0.9700C31'—H31C0.9700
C15—H15B0.9700C31'—H31D0.9700
Br1—Zn1—Br2111.42 (4)H16A—C16—H16B109.5
Br1—Zn1—Br3106.59 (4)C15—C16—H16C109.5
Br2—Zn1—Br3110.10 (4)H16A—C16—H16C109.5
Br1—Zn1—Br4112.84 (4)H16B—C16—H16C109.5
Br2—Zn1—Br4107.59 (4)C18—C17—H17A109.5
Br3—Zn1—Br4108.26 (4)C18—C17—H17B109.5
C12—N1—C13110.2 (5)H17A—C17—H17B109.5
C12—N1—C4107.2 (5)C18—C17—H17C109.5
C13—N1—C4110.6 (5)H17A—C17—H17C109.5
C12—N1—C5110.1 (5)H17B—C17—H17C109.5
C13—N1—C5107.7 (5)C19—C18—C17112.7 (9)
C4—N1—C5111.2 (5)C19—C18—H18A109.1
C29—N2—C28110.8 (6)C17—C18—H18A109.1
C29—N2—C21110.9 (6)C19—C18—H18B109.1
C28—N2—C21106.1 (5)C17—C18—H18B109.1
C29—N2—C20107.2 (5)H18A—C18—H18B107.8
C28—N2—C20110.4 (6)C20—C19—C18111.7 (8)
C21—N2—C20111.5 (6)C20—C19—H19A109.3
C2—C1—H1A109.5C18—C19—H19A109.3
C2—C1—H1B109.5C20—C19—H19B109.3
H1A—C1—H1B109.5C18—C19—H19B109.3
C2—C1—H1C109.5H19A—C19—H19B107.9
H1A—C1—H1C109.5C19—C20—N2114.9 (6)
H1B—C1—H1C109.5C19—C20—H20A108.6
C3—C2—C1114.0 (8)N2—C20—H20A108.6
C3—C2—H2A108.8C19—C20—H20B108.6
C1—C2—H2A108.8N2—C20—H20B108.6
C3—C2—H2B108.8H20A—C20—H20B107.5
C1—C2—H2B108.8C22—C21—N2116.2 (6)
H2A—C2—H2B107.7C22—C21—H21A108.2
C2—C3—C4110.7 (7)N2—C21—H21A108.2
C2—C3—H3A109.5C22—C21—H21B108.2
C4—C3—H3A109.5N2—C21—H21B108.2
C2—C3—H3B109.5H21A—C21—H21B107.4
C4—C3—H3B109.5C21—C22—C23109.2 (7)
H3A—C3—H3B108.1C21—C22—H22A109.8
C3—C4—N1115.6 (5)C23—C22—H22A109.8
C3—C4—H4A108.4C21—C22—H22B109.8
N1—C4—H4A108.4C23—C22—H22B109.8
C3—C4—H4B108.4H22A—C22—H22B108.3
N1—C4—H4B108.4C24—C23—C22118.2 (9)
H4A—C4—H4B107.4C24—C23—H23A107.8
C6—C5—N1116.6 (6)C22—C23—H23A107.8
C6—C5—H5A108.1C24—C23—H23B107.8
N1—C5—H5A108.1C22—C23—H23B107.8
C6—C5—H5B108.1H23A—C23—H23B107.1
N1—C5—H5B108.1C23—C24—H24A109.5
H5A—C5—H5B107.3C23—C24—H24B109.5
C5—C6—C7108.8 (8)H24A—C24—H24B109.5
C5—C6—H6A109.9C23—C24—H24C109.5
C7—C6—H6A109.9H24A—C24—H24C109.5
C5—C6—H6B109.9H24B—C24—H24C109.5
C7—C6—H6B109.9C26—C25—H25A109.5
H6A—C6—H6B108.3C26—C25—H25B109.5
C8—C7—C6115.0 (10)H25A—C25—H25B109.5
C8—C7—H7A108.5C26—C25—H25C109.5
C6—C7—H7A108.5H25A—C25—H25C109.5
C8—C7—H7B108.5H25B—C25—H25C109.5
C6—C7—H7B108.5C25—C26—C27113.7 (8)
H7A—C7—H7B107.5C25—C26—H26A108.8
C7—C8—H8A109.5C27—C26—H26A108.8
C7—C8—H8B109.5C25—C26—H26B108.8
H8A—C8—H8B109.5C27—C26—H26B108.8
C7—C8—H8C109.5H26A—C26—H26B107.7
H8A—C8—H8C109.5C26—C27—C28111.6 (7)
H8B—C8—H8C109.5C26—C27—H27A109.3
C10—C9—H9A109.5C28—C27—H27A109.3
C10—C9—H9B109.5C26—C27—H27B109.3
H9A—C9—H9B109.5C28—C27—H27B109.3
C10—C9—H9C109.5H27A—C27—H27B108.0
H9A—C9—H9C109.5N2—C28—C27117.3 (6)
H9B—C9—H9C109.5N2—C28—H28A108.0
C11—C10—C9112.6 (7)C27—C28—H28A108.0
C11—C10—H10A109.1N2—C28—H28B108.0
C9—C10—H10A109.1C27—C28—H28B108.0
C11—C10—H10B109.1H28A—C28—H28B107.2
C9—C10—H10B109.1C30—C29—N2116.4 (6)
H10A—C10—H10B107.8C30—C29—H29A108.2
C10—C11—C12113.5 (6)N2—C29—H29A108.2
C10—C11—H11A108.9C30—C29—H29B108.2
C12—C11—H11A108.9N2—C29—H29B108.2
C10—C11—H11B108.9H29A—C29—H29B107.3
C12—C11—H11B108.9C29—C30—C31118.2 (12)
H11A—C11—H11B107.7C29—C30—H30A107.8
N1—C12—C11116.2 (5)C31—C30—H30A107.8
N1—C12—H12A108.2C29—C30—H30B107.8
C11—C12—H12A108.2C31—C30—H30B107.8
N1—C12—H12B108.2H30A—C30—H30B107.1
C11—C12—H12B108.2C32—C31—C30100.3 (14)
H12A—C12—H12B107.4C32—C31—H31A111.7
C14—C13—N1118.4 (6)C30—C31—H31A111.7
C14—C13—H13A107.7C32—C31—H31B111.7
N1—C13—H13A107.7C30—C31—H31B111.7
C14—C13—H13B107.7H31A—C31—H31B109.5
N1—C13—H13B107.7C31—C32—H32A109.5
H13A—C13—H13B107.1C31—C32—H32B109.5
C15—C14—C13109.1 (7)H32A—C32—H32B109.5
C15—C14—H14A109.9C31—C32—H32C109.5
C13—C14—H14A109.9H32A—C32—H32C109.5
C15—C14—H14B109.9H32B—C32—H32C109.5
C13—C14—H14B109.9C31'—C32'—H32D109.5
H14A—C14—H14B108.3C31'—C32'—H32E109.5
C16—C15—C14113.6 (8)H32D—C32'—H32E109.5
C16—C15—H15A108.9C31'—C32'—H32F109.5
C14—C15—H15A108.9H32D—C32'—H32F109.5
C16—C15—H15B108.9H32E—C32'—H32F109.5
C14—C15—H15B108.9C32'—C31'—H31C109.7
H15A—C15—H15B107.7C32'—C31'—H31D109.7
C15—C16—H16A109.5H31C—C31'—H31D108.2
C15—C16—H16B109.5
C1—C2—C3—C4176.0 (7)C17—C18—C19—C20178.4 (8)
C2—C3—C4—N1175.5 (6)C18—C19—C20—N2178.9 (7)
C12—N1—C4—C3177.3 (6)C29—N2—C20—C19179.6 (7)
C13—N1—C4—C362.6 (7)C28—N2—C20—C1958.8 (9)
C5—N1—C4—C356.9 (8)C21—N2—C20—C1958.9 (9)
C12—N1—C5—C657.0 (7)C29—N2—C21—C2257.2 (8)
C13—N1—C5—C6177.1 (6)C28—N2—C21—C22177.6 (6)
C4—N1—C5—C661.6 (8)C20—N2—C21—C2262.2 (8)
N1—C5—C6—C7170.2 (7)N2—C21—C22—C23174.6 (7)
C5—C6—C7—C8178.8 (10)C21—C22—C23—C24172.3 (9)
C9—C10—C11—C12174.1 (7)C25—C26—C27—C2869.3 (10)
C13—N1—C12—C1151.8 (7)C29—N2—C28—C2755.2 (8)
C4—N1—C12—C11172.1 (6)C21—N2—C28—C27175.6 (7)
C5—N1—C12—C1166.8 (7)C20—N2—C28—C2763.4 (8)
C10—C11—C12—N1162.0 (6)C26—C27—C28—N2176.2 (6)
C12—N1—C13—C1459.8 (8)C28—N2—C29—C3059.6 (9)
C4—N1—C13—C1458.6 (8)C21—N2—C29—C3057.9 (9)
C5—N1—C13—C14179.8 (6)C20—N2—C29—C30179.9 (8)
N1—C13—C14—C15176.5 (7)N2—C29—C30—C31169.0 (10)
C13—C14—C15—C16172.9 (8)C29—C30—C31—C3282 (2)

Experimental details

Crystal data
Chemical formula[(C4H9)4N]2[ZnBr4]
Mr869.93
Crystal system, space groupMonoclinic, P21/n
Temperature (K)294
a, b, c (Å)16.530 (2), 15.4906 (18), 18.657 (2)
β (°) 116.133 (2)
V3)4289.0 (9)
Z4
Radiation typeMo Kα
µ (mm1)4.32
Crystal size (mm)0.22 × 0.20 × 0.16
Data collection
DiffractometerBruker APEXII
Absorption correctionMulti-scan
(SADABS; Sheldrick, 1996)
Tmin, Tmax0.399, 0.500
No. of measured, independent and
observed [I > 2σ(I)] reflections
24548, 8766, 3455
Rint0.079
(sin θ/λ)max1)0.626
Refinement
R[F2 > 2σ(F2)], wR(F2), S 0.050, 0.161, 0.96
No. of reflections8766
No. of parameters371
No. of restraints106
H-atom treatmentH-atom parameters constrained
Δρmax, Δρmin (e Å3)0.50, 0.65

Computer programs: SMART (Bruker, 1998), SAINT (Bruker, 1998), SAINT, SHELXS97 (Sheldrick, 1997), SHELXL97 (Sheldrick, 1997), SHELXTL (Bruker, 1998), SHELXTL.

Selected geometric parameters (Å, º) top
Zn1—Br12.3986 (11)Zn1—Br32.4082 (11)
Zn1—Br22.4014 (11)Zn1—Br42.4162 (11)
Br1—Zn1—Br2111.42 (4)Br1—Zn1—Br4112.84 (4)
Br1—Zn1—Br3106.59 (4)Br2—Zn1—Br4107.59 (4)
Br2—Zn1—Br3110.10 (4)Br3—Zn1—Br4108.26 (4)
 

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