Literature DB >> 23633988

Bis{1-[(1H-benzimidazol-1-yl)meth-yl]-1H-imidazole-κN (3)}bis-(3,5-dicarb-oxy-benzoato-κ(2) O (1),O (1'))nickel(II) octa-hydrate.

Yong-Yan Jia1, Jing-Jing Fan, Xiang-Ge Yin, Wen-Long Zhao.   

Abstract

In the title complex, [Ni(C9H5O6)2(C11H10N4)2]·8H2O, the Ni(II) ion exhibits site symmetry 2. It has a distorted octa-hedral coordination defined by two N atoms from two symmetry-related 1-[(1H-benzimidazol-1-yl)meth-yl]-1H-imidazole ligands and four O atoms from two symmetry-related 3,5-dicarb-oxy-benzoate anions. In the crystal, the complex mol-ecules and solvent water mol-ecules are linked via O-H⋯O, O-H⋯N and N-H⋯O hydrogen bonds, forming a three-dimensional structure. There are also a number of C-H⋯O inter-actions present.

Entities:  

Year:  2013        PMID: 23633988      PMCID: PMC3629470          DOI: 10.1107/S1600536813003322

Source DB:  PubMed          Journal:  Acta Crystallogr Sect E Struct Rep Online        ISSN: 1600-5368


Related literature

For background information to NiII complexes constructed from both aromatic carboxyl­ates and N-heterocyclic ligands, see: Hu et al. (2011 ▶); Xu et al. (2010 ▶).

Experimental

Crystal data

[Ni(C9H5O6)2(C11H10N4)2]·8H2O M = 1017.56 Monoclinic, a = 20.623 (4) Å b = 14.626 (3) Å c = 15.471 (3) Å β = 104.03 (3)° V = 4527.2 (16) Å3 Z = 4 Mo Kα radiation μ = 0.52 mm−1 T = 293 K 0.19 × 0.17 × 0.12 mm

Data collection

Rigaku Saturn diffractometer Absorption correction: multi-scan (CrystalClear; Rigaku/MSC, 2004 ▶) T min = 0.908, T max = 0.940 16185 measured reflections 4215 independent reflections 3719 reflections with I > 2σ(I) R int = 0.045

Refinement

R[F 2 > 2σ(F 2)] = 0.064 wR(F 2) = 0.172 S = 1.13 4215 reflections 314 parameters H-atom parameters constrained Δρmax = 0.67 e Å−3 Δρmin = −0.47 e Å−3 Data collection: CrystalClear (Rigaku/MSC, 2004 ▶); cell refinement: CrystalClear; data reduction: CrystalClear; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008 ▶); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008 ▶); molecular graphics: SHELXTL (Sheldrick, 2008 ▶); software used to prepare material for publication: publCIF (Westrip, 2010 ▶). Click here for additional data file. Crystal structure: contains datablock(s) global, I. DOI: 10.1107/S1600536813003322/su2557sup1.cif Click here for additional data file. Structure factors: contains datablock(s) I. DOI: 10.1107/S1600536813003322/su2557Isup2.hkl Additional supplementary materials: crystallographic information; 3D view; checkCIF report
[Ni(C9H5O6)2(C11H10N4)2]·8H2OF(000) = 2120
Mr = 1017.56Dx = 1.493 Mg m3
Monoclinic, C2/cMo Kα radiation, λ = 0.71073 Å
a = 20.623 (4) ÅCell parameters from 5823 reflections
b = 14.626 (3) Åθ = 1.7–27.9°
c = 15.471 (3) ŵ = 0.52 mm1
β = 104.03 (3)°T = 293 K
V = 4527.2 (16) Å3Prism, green
Z = 40.19 × 0.17 × 0.12 mm
Rigaku Saturn diffractometer4215 independent reflections
Radiation source: fine-focus sealed tube3719 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.045
Detector resolution: 28.5714 pixels mm-1θmax = 25.5°, θmin = 2.0°
ω scansh = −24→24
Absorption correction: multi-scan (CrystalClear; Rigaku/MSC, 2004)k = −14→17
Tmin = 0.908, Tmax = 0.940l = −18→15
16185 measured reflections
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.064Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.172H-atom parameters constrained
S = 1.13w = 1/[σ2(Fo2) + (0.0894P)2 + 4.146P] where P = (Fo2 + 2Fc2)/3
4215 reflections(Δ/σ)max < 0.001
314 parametersΔρmax = 0.67 e Å3
0 restraintsΔρmin = −0.47 e Å3
Geometry. Bond distances, angles etc. have been calculated using the rounded fractional coordinates. All su's are estimated from the variances of the (full) variance-covariance matrix. The cell esds are taken into account in the estimation of distances, angles and torsion angles
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.
xyzUiso*/Ueq
Ni10.500000.05398 (4)0.250000.0263 (2)
O10.44973 (11)0.17115 (16)0.15907 (16)0.0365 (8)
O20.40111 (11)0.07735 (16)0.23391 (16)0.0338 (8)
O30.15958 (15)0.0697 (2)0.1857 (2)0.0608 (13)
O40.09844 (14)0.1905 (2)0.1294 (3)0.0686 (13)
O50.20784 (14)0.46292 (18)0.0447 (2)0.0522 (10)
O60.31803 (15)0.46684 (19)0.0667 (2)0.0568 (10)
N10.51386 (13)−0.03683 (19)0.35162 (18)0.0300 (9)
N20.54931 (13)−0.09621 (19)0.48450 (18)0.0293 (8)
N30.65040 (14)−0.2528 (2)0.61442 (19)0.0340 (9)
N40.70616 (14)−0.13469 (19)0.58371 (19)0.0327 (9)
C10.55815 (16)−0.0300 (2)0.4289 (2)0.0277 (10)
C20.47484 (17)−0.1117 (2)0.3587 (2)0.0377 (11)
C30.49601 (18)−0.1488 (3)0.4409 (2)0.0390 (12)
C40.58605 (17)−0.1066 (2)0.5776 (2)0.0335 (11)
C50.64692 (16)−0.1648 (2)0.5901 (2)0.0292 (10)
C60.75139 (17)−0.2070 (2)0.6066 (2)0.0326 (10)
C70.81932 (18)−0.2116 (3)0.6135 (2)0.0413 (11)
C80.8498 (2)−0.2936 (3)0.6411 (3)0.0488 (14)
C90.8142 (2)−0.3693 (3)0.6597 (3)0.0491 (14)
C100.7470 (2)−0.3652 (3)0.6525 (3)0.0473 (14)
C110.71606 (17)−0.2822 (2)0.6260 (2)0.0329 (11)
C120.39819 (16)0.1458 (2)0.1831 (2)0.0305 (10)
C130.33326 (16)0.1947 (2)0.1540 (2)0.0298 (10)
C140.27601 (17)0.1527 (2)0.1660 (2)0.0338 (11)
C150.21442 (16)0.1966 (2)0.1419 (2)0.0330 (11)
C160.21099 (17)0.2849 (2)0.1080 (2)0.0352 (11)
C170.26850 (17)0.3292 (2)0.0971 (2)0.0331 (11)
C180.32924 (17)0.2827 (2)0.1189 (2)0.0325 (10)
C190.15416 (19)0.1473 (3)0.1539 (3)0.0441 (14)
C200.26497 (19)0.4268 (2)0.0666 (3)0.0403 (11)
O7−0.07964 (17)−0.0247 (2)0.2232 (2)0.0719 (11)
O8−0.03597 (17)−0.1763 (2)0.3458 (3)0.0795 (14)
O90.5992 (2)0.5579 (3)0.5235 (3)0.107 (2)
O10−0.0070 (3)0.0946 (5)0.1264 (4)0.183 (3)
H1A0.591000.014800.442800.0330*
H2A0.43950−0.133300.314000.0450*
H30.128900.060200.209800.0730*
H3A0.47820−0.199400.463300.0470*
H3B0.61750−0.285600.621700.0410*
H4A0.55640−0.133100.610900.0400*
H4B0.59910−0.046500.602300.0400*
H50.210900.517600.056900.0630*
H7A0.84320−0.161800.600100.0500*
H8A0.89570−0.298900.647600.0580*
H9A0.83670−0.423800.677300.0590*
H10A0.72310−0.415500.664900.0570*
H14A0.278700.094300.190400.0410*
H16A0.170000.314800.092300.0420*
H18A0.367500.310800.110000.0390*
H1W−0.060600.015300.198000.0860*
H2W−0.11320−0.026300.178700.0860*
H3W−0.00440−0.212000.341600.0950*
H4W−0.04180−0.144100.298700.0950*
H5W0.615400.523300.567600.1280*
H6W0.632400.552200.500500.1280*
H7W0.027200.128400.131000.2200*
H8W−0.036600.098900.077600.2200*
U11U22U33U12U13U23
Ni10.0205 (3)0.0263 (4)0.0307 (4)0.00000.0033 (2)0.0000
O10.0243 (12)0.0331 (14)0.0513 (15)0.0031 (10)0.0077 (11)0.0034 (11)
O20.0270 (12)0.0347 (14)0.0377 (13)0.0067 (10)0.0042 (10)0.0067 (11)
O30.0446 (18)0.0437 (18)0.102 (3)0.0041 (13)0.0330 (17)0.0223 (16)
O40.0281 (15)0.0512 (19)0.124 (3)0.0069 (13)0.0135 (16)0.0257 (18)
O50.0395 (16)0.0236 (13)0.087 (2)0.0071 (11)0.0026 (14)0.0013 (14)
O60.0411 (17)0.0366 (16)0.091 (2)−0.0024 (13)0.0129 (15)0.0155 (15)
N10.0242 (14)0.0300 (15)0.0347 (16)0.0026 (11)0.0048 (12)0.0012 (12)
N20.0243 (14)0.0289 (15)0.0332 (15)0.0024 (11)0.0039 (11)0.0034 (12)
N30.0287 (15)0.0293 (16)0.0445 (17)−0.0005 (12)0.0101 (13)0.0083 (13)
N40.0280 (15)0.0285 (15)0.0395 (16)0.0000 (12)0.0044 (12)0.0006 (12)
C10.0224 (15)0.0256 (17)0.0349 (18)0.0017 (13)0.0067 (13)0.0007 (13)
C20.0286 (18)0.037 (2)0.043 (2)−0.0081 (15)0.0002 (15)0.0003 (16)
C30.036 (2)0.032 (2)0.047 (2)−0.0066 (15)0.0064 (16)0.0048 (16)
C40.0305 (18)0.037 (2)0.0316 (18)0.0079 (15)0.0049 (14)0.0020 (15)
C50.0297 (17)0.0279 (18)0.0280 (17)0.0025 (13)0.0029 (13)0.0005 (13)
C60.0335 (18)0.0285 (18)0.0341 (18)0.0037 (14)0.0048 (14)−0.0005 (14)
C70.0310 (19)0.045 (2)0.047 (2)0.0018 (16)0.0079 (16)−0.0029 (17)
C80.034 (2)0.056 (3)0.055 (2)0.0137 (18)0.0083 (17)−0.003 (2)
C90.044 (2)0.040 (2)0.060 (3)0.0183 (18)0.0065 (19)0.0026 (19)
C100.045 (2)0.035 (2)0.061 (3)0.0074 (17)0.0112 (19)0.0092 (19)
C110.0298 (18)0.0283 (18)0.0387 (19)0.0059 (14)0.0044 (14)0.0016 (14)
C120.0264 (17)0.0296 (18)0.0324 (18)0.0049 (14)0.0012 (13)−0.0053 (14)
C130.0272 (17)0.0275 (18)0.0325 (18)0.0050 (13)0.0030 (13)−0.0008 (14)
C140.0286 (17)0.0263 (18)0.045 (2)0.0036 (14)0.0061 (15)0.0034 (15)
C150.0262 (17)0.0280 (18)0.044 (2)0.0009 (14)0.0067 (15)0.0008 (15)
C160.0262 (17)0.0310 (19)0.047 (2)0.0073 (14)0.0062 (15)0.0017 (15)
C170.0269 (17)0.0274 (18)0.042 (2)0.0052 (13)0.0023 (14)−0.0004 (14)
C180.0278 (17)0.0298 (18)0.0400 (19)0.0018 (13)0.0082 (14)−0.0026 (15)
C190.034 (2)0.036 (2)0.061 (3)0.0022 (16)0.0092 (17)0.0035 (18)
C200.038 (2)0.0285 (19)0.053 (2)0.0036 (15)0.0081 (17)0.0001 (16)
O70.0484 (19)0.075 (2)0.090 (2)−0.0035 (17)0.0122 (17)−0.0016 (19)
O80.074 (2)0.059 (2)0.125 (3)0.0071 (18)0.062 (2)0.008 (2)
O90.114 (4)0.104 (4)0.106 (3)0.019 (3)0.034 (3)0.002 (3)
O100.087 (4)0.270 (8)0.165 (5)−0.095 (5)−0.024 (4)0.106 (5)
Ni1—O12.299 (2)N3—H3B0.8600
Ni1—O22.023 (2)C2—C31.354 (4)
Ni1—N12.025 (3)C4—C51.490 (5)
Ni1—O1i2.299 (2)C6—C111.392 (4)
Ni1—O2i2.023 (2)C6—C71.381 (5)
Ni1—N1i2.025 (3)C7—C81.373 (6)
O1—C121.264 (4)C8—C91.397 (6)
O2—C121.265 (4)C9—C101.365 (6)
O3—C191.231 (5)C10—C111.386 (5)
O4—C191.285 (5)C12—C131.488 (5)
O5—C201.260 (5)C13—C181.392 (4)
O6—C201.241 (5)C13—C141.383 (5)
O3—H30.8200C14—C151.391 (5)
O5—H50.8200C15—C161.389 (4)
O7—H1W0.8500C15—C191.487 (5)
O7—H2W0.8500C16—C171.397 (5)
O8—H3W0.8500C17—C181.393 (5)
O8—H4W0.8500C17—C201.500 (4)
O9—H5W0.8500C1—H1A0.9300
O9—H6W0.8500C2—H2A0.9300
O10—H8W0.8500C3—H3A0.9300
O10—H7W0.8500C4—H4A0.9700
N1—C11.321 (4)C4—H4B0.9700
N1—C21.379 (4)C7—H7A0.9300
N2—C41.464 (4)C8—H8A0.9300
N2—C31.377 (5)C9—H9A0.9300
N2—C11.337 (4)C10—H10A0.9300
N3—C51.338 (4)C14—H14A0.9300
N3—C111.390 (5)C16—H16A0.9300
N4—C61.398 (4)C18—H18A0.9300
N4—C51.325 (4)
O1—Ni1—O260.46 (9)C6—C11—C10121.9 (3)
O1—Ni1—N1157.24 (10)N3—C11—C10132.3 (3)
O1—Ni1—O1i83.59 (9)O1—C12—O2119.9 (3)
O1—Ni1—O2i103.95 (10)O1—C12—C13122.0 (3)
O1—Ni1—N1i93.21 (10)O2—C12—C13118.2 (3)
O2—Ni1—N198.90 (11)C12—C13—C14118.7 (3)
O1i—Ni1—O2103.95 (10)C14—C13—C18119.4 (3)
O2—Ni1—O2i160.54 (10)C12—C13—C18121.8 (3)
O2—Ni1—N1i93.84 (11)C13—C14—C15120.9 (3)
O1i—Ni1—N193.21 (10)C14—C15—C19118.6 (3)
O2i—Ni1—N193.84 (11)C16—C15—C19122.0 (3)
N1—Ni1—N1i98.01 (12)C14—C15—C16119.3 (3)
O1i—Ni1—O2i60.46 (9)C15—C16—C17120.6 (3)
O1i—Ni1—N1i157.24 (10)C16—C17—C20120.1 (3)
O2i—Ni1—N1i98.90 (11)C16—C17—C18119.0 (3)
Ni1—O1—C1283.57 (18)C18—C17—C20120.9 (3)
Ni1—O2—C1296.0 (2)C13—C18—C17120.7 (3)
C19—O3—H3109.00O3—C19—O4124.0 (4)
C20—O5—H5109.00O3—C19—C15120.0 (4)
H1W—O7—H2W91.00O4—C19—C15116.1 (4)
H3W—O8—H4W103.00O6—C20—C17118.3 (3)
H5W—O9—H6W94.00O5—C20—O6124.7 (3)
H7W—O10—H8W116.00O5—C20—C17117.0 (3)
Ni1—N1—C2127.4 (2)N2—C1—H1A125.00
Ni1—N1—C1126.1 (2)N1—C1—H1A125.00
C1—N1—C2106.1 (3)N1—C2—H2A125.00
C1—N2—C4126.1 (3)C3—C2—H2A125.00
C1—N2—C3107.9 (3)N2—C3—H3A127.00
C3—N2—C4125.8 (3)C2—C3—H3A127.00
C5—N3—C11108.5 (3)N2—C4—H4B109.00
C5—N4—C6107.5 (3)C5—C4—H4A109.00
C11—N3—H3B126.00C5—C4—H4B109.00
C5—N3—H3B126.00N2—C4—H4A109.00
N1—C1—N2110.8 (3)H4A—C4—H4B108.00
N1—C2—C3109.4 (3)C8—C7—H7A122.00
N2—C3—C2105.9 (3)C6—C7—H7A122.00
N2—C4—C5113.9 (3)C9—C8—H8A119.00
N3—C5—N4110.7 (3)C7—C8—H8A119.00
N3—C5—C4124.9 (3)C10—C9—H9A119.00
N4—C5—C4124.3 (3)C8—C9—H9A119.00
N4—C6—C7131.2 (3)C9—C10—H10A122.00
C7—C6—C11121.3 (3)C11—C10—H10A122.00
N4—C6—C11107.5 (3)C13—C14—H14A120.00
C6—C7—C8116.5 (4)C15—C14—H14A120.00
C7—C8—C9122.2 (4)C17—C16—H16A120.00
C8—C9—C10121.5 (4)C15—C16—H16A120.00
C9—C10—C11116.6 (4)C13—C18—H18A120.00
N3—C11—C6105.8 (3)C17—C18—H18A120.00
O2—Ni1—O1—C121.55 (17)C5—N4—C6—C110.7 (3)
N1—Ni1—O1—C12−25.5 (3)N1—C2—C3—N2−0.6 (4)
O1i—Ni1—O1—C12−108.47 (18)N2—C4—C5—N3−99.5 (4)
O2i—Ni1—O1—C12−165.85 (18)N2—C4—C5—N484.7 (4)
N1i—Ni1—O1—C1294.15 (19)N4—C6—C7—C8177.7 (4)
O1—Ni1—O2—C12−1.55 (17)C11—C6—C7—C8−0.6 (5)
N1—Ni1—O2—C12168.19 (19)N4—C6—C11—N3−0.2 (3)
O1i—Ni1—O2—C1272.61 (19)N4—C6—C11—C10−179.1 (3)
N1i—Ni1—O2—C12−93.1 (2)C7—C6—C11—N3178.5 (3)
O1—Ni1—N1—C1−101.9 (3)C7—C6—C11—C10−0.4 (5)
O1—Ni1—N1—C270.1 (4)C6—C7—C8—C91.2 (6)
O2—Ni1—N1—C1−125.5 (3)C7—C8—C9—C10−0.9 (7)
O2—Ni1—N1—C246.5 (3)C8—C9—C10—C11−0.1 (6)
O1i—Ni1—N1—C1−20.8 (3)C9—C10—C11—N3−177.8 (4)
O1i—Ni1—N1—C2151.2 (3)C9—C10—C11—C60.8 (6)
O2i—Ni1—N1—C139.8 (3)O1—C12—C13—C14166.0 (3)
O2i—Ni1—N1—C2−148.3 (3)O1—C12—C13—C18−16.9 (5)
N1i—Ni1—N1—C1139.4 (3)O2—C12—C13—C14−14.5 (4)
N1i—Ni1—N1—C2−48.7 (3)O2—C12—C13—C18162.6 (3)
Ni1—O1—C12—O2−2.5 (3)C12—C13—C14—C15178.4 (3)
Ni1—O1—C12—C13177.0 (3)C18—C13—C14—C151.2 (5)
Ni1—O2—C12—O12.8 (3)C12—C13—C18—C17−176.1 (3)
Ni1—O2—C12—C13−176.7 (2)C14—C13—C18—C171.0 (5)
Ni1—N1—C1—N2173.3 (2)C13—C14—C15—C16−2.1 (5)
C2—N1—C1—N2−0.1 (4)C13—C14—C15—C19178.3 (3)
Ni1—N1—C2—C3−172.8 (2)C14—C15—C16—C170.7 (5)
C1—N1—C2—C30.4 (4)C19—C15—C16—C17−179.7 (3)
C3—N2—C1—N1−0.3 (4)C14—C15—C19—O30.9 (6)
C4—N2—C1—N1−175.6 (3)C14—C15—C19—O4−179.1 (4)
C1—N2—C3—C20.5 (4)C16—C15—C19—O3−178.7 (4)
C4—N2—C3—C2175.9 (3)C16—C15—C19—O41.3 (6)
C1—N2—C4—C5−91.3 (4)C15—C16—C17—C181.4 (4)
C3—N2—C4—C594.2 (4)C15—C16—C17—C20−175.7 (3)
C11—N3—C5—N40.9 (4)C16—C17—C18—C13−2.3 (4)
C11—N3—C5—C4−175.4 (3)C20—C17—C18—C13174.8 (3)
C5—N3—C11—C6−0.4 (3)C16—C17—C20—O5−5.8 (5)
C5—N3—C11—C10178.3 (4)C16—C17—C20—O6172.5 (3)
C6—N4—C5—N3−1.0 (4)C18—C17—C20—O5177.2 (3)
C6—N4—C5—C4175.3 (3)C18—C17—C20—O6−4.5 (5)
C5—N4—C6—C7−177.7 (3)
D—H···AD—HH···AD···AD—H···A
O7—H1W···O100.852.092.936 (7)170
O7—H2W···O6ii0.851.962.802 (4)172
O3—H3···O7iii0.822.042.782 (5)150
N3—H3B···O8iv0.861.952.780 (5)162
O8—H3W···O1v0.852.052.866 (4)161
O8—H4W···O70.852.142.915 (5)151
O5—H5···N4vi0.821.772.586 (4)172
O9—H5W···O3vii0.852.283.133 (5)180
O9—H6W···O6i0.852.052.791 (5)146
O10—H7W···O40.851.732.579 (7)173
C1—H1A···O5vii0.932.563.320 (4)139
C3—H3A···O4v0.932.463.078 (5)124
C4—H4A···O2viii0.972.492.895 (4)105
C4—H4A···O1ix0.972.553.479 (4)160
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯A D—HH⋯A DA D—H⋯A
O7—H1W⋯O100.852.092.936 (7)170
O7—H2W⋯O6ii 0.851.962.802 (4)172
O3—H3⋯O7iii 0.822.042.782 (5)150
N3—H3B⋯O8iv 0.861.952.780 (5)162
O8—H3W⋯O1v 0.852.052.866 (4)161
O8—H4W⋯O70.852.142.915 (5)151
O5—H5⋯N4vi 0.821.772.586 (4)172
O9—H5W⋯O3vii 0.852.283.133 (5)180
O9—H6W⋯O6i 0.852.052.791 (5)146
O10—H7W⋯O40.851.732.579 (7)173
C1—H1A⋯O5vii 0.932.563.320 (4)139
C3—H3A⋯O4v 0.932.463.078 (5)124
C4—H4A⋯O1viii 0.972.553.479 (4)160

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) ; (v) ; (vi) ; (vii) ; (viii) .

  2 in total

1.  A short history of SHELX.

Authors:  George M Sheldrick
Journal:  Acta Crystallogr A       Date:  2007-12-21       Impact factor: 2.290

2.  Six new metal-organic frameworks based on polycarboxylate acids and V-shaped imidazole-based synthon: syntheses, crystal structures, and properties.

Authors:  Jinsong Hu; Liangfang Huang; Xiaoqiang Yao; Ling Qin; Yizhi Li; Zijian Guo; Hegen Zheng; Ziling Xue
Journal:  Inorg Chem       Date:  2011-02-08       Impact factor: 5.165

  2 in total

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