metal-organic compounds
Bis[glycinium(0.5+)] perrhenate
aCEMDRX, Department of Physics, University of Coimbra, P-3004-516 Coimbra, Portugal, and bDepartamento de Física, Universidade do Minho, P-4710-057 Braga, Portugal
*Correspondence e-mail: vhugo@pollux.fis.uc.pt
All the residues of the title compound, (C2H5.5NO2)2[ReO4], are located in general crystallographic positions. The glycine molecules have usual conformations [Rodrigues Matos Beja et al. (2006). Acta Cryst. C62, o71–o72] with the H atom of the carboxylate group half-occupied, thus bearing a formal half-positive charge per molecule. The perrhenate anion has nearly ideal tetrahedral geometry. A large number of strong hydrogen bonds give rise to the overall three-dimensional network. A two-dimensional network, parallel to (100), is made up of strong O—H⋯O hydrogen bonds with a donor acceptor distance of 2.445 (2) Å. A large number of weaker O—H⋯O and N—H⋯O hydrogen bonds consolidates the structure into an overall three-dimensional network.
Experimental
Crystal data
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Refinement
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Data collection: APEX2 (Bruker–Nonius, 2004); cell SAINT (Bruker, 2003); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEPII (Johnson, 1976); software used to prepare material for publication: SHELXL97 and PLATON (Spek, 2003).
Supporting information
10.1107/S160053680803849X/rn2049sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: 10.1107/S160053680803849X/rn2049Isup2.hkl
Crystals of the monoclinic polymorph of glycinium glycine perrhenate were obtained from a water solution of analytical grade reagents glycine(99.5%) and perrhenic acid solution (65–75% water, 99.5%), purchased from Aldrich, in a 2:1 molar ratio.
The structure was solved by
using SHELXS97. All H atoms were first located on a difference Fourier map; those bonded to C atoms and carboxyl O atoms were placed at idealized positions and refined as riding [C—H=0.97 and 0.98 Å, O—H=0.82 Å, Uiso(H)=1.2Ueq(C) and Uiso(H)=1.5Ueq(O)].Examination of the
with PLATON (Spek, 2003) showed that there are no solvent-accessible voids in the crystal lattice.Data collection: APEX2 (Bruker–Nonius, 2004); cell
SAINT (Bruker, 2003); data reduction: SAINT (Bruker, 2003); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEPII (Johnson, 1976); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2003).Fig. 1. ORTEPII (Johnson, 1976) plot of the title compound. Displacement ellipsoids are drawn at the 50% level. | |
Fig. 2. Packing of glycine molecules showing the (100) network. |
2(C2H5.5NO2)[ReO4] | F(000) = 752 |
Mr = 401.35 | Dx = 2.575 Mg m−3 |
Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -P 2ybc | Cell parameters from 7839 reflections |
a = 15.7095 (5) Å | θ = 4.0–40.1° |
b = 8.1826 (3) Å | µ = 11.77 mm−1 |
c = 8.2909 (3) Å | T = 291 K |
β = 103.7152 (16)° | Block, translucent colourless |
V = 1035.36 (6) Å3 | 0.15 × 0.13 × 0.10 mm |
Z = 4 |
Bruker APEXII diffractometer | 8587 independent reflections |
Radiation source: fine-focus sealed tube | 6232 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.038 |
ϕ and ω scans | θmax = 45.3°, θmin = 2.7° |
Absorption correction: multi-scan (SADABS; Sheldrick, 2003) | h = −30→31 |
Tmin = 0.18, Tmax = 0.31 | k = −16→15 |
78826 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)] = 0.030 | H-atom parameters constrained |
wR(F2) = 0.055 | w = 1/[σ2(Fo2) + (0.001P)2 + 2.2865P] where P = (Fo2 + 2Fc2)/3 |
S = 1.06 | (Δ/σ)max = 0.002 |
8587 reflections | Δρmax = 2.33 e Å−3 |
141 parameters | Δρmin = −2.87 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: 0.00614 (15) |
2(C2H5.5NO2)[ReO4] | V = 1035.36 (6) Å3 |
Mr = 401.35 | Z = 4 |
Monoclinic, P21/c | Mo Kα radiation |
a = 15.7095 (5) Å | µ = 11.77 mm−1 |
b = 8.1826 (3) Å | T = 291 K |
c = 8.2909 (3) Å | 0.15 × 0.13 × 0.10 mm |
β = 103.7152 (16)° |
Bruker APEXII diffractometer | 8587 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 2003) | 6232 reflections with I > 2σ(I) |
Tmin = 0.18, Tmax = 0.31 | Rint = 0.038 |
78826 measured reflections |
R[F2 > 2σ(F2)] = 0.030 | 0 restraints |
wR(F2) = 0.055 | H-atom parameters constrained |
S = 1.06 | Δρmax = 2.33 e Å−3 |
8587 reflections | Δρmin = −2.87 e Å−3 |
141 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 | Occ. (<1) | |
Re1 | 0.384633 (5) | 0.604894 (11) | 0.053166 (13) | 0.02896 (3) | |
O1 | 0.43021 (16) | 0.4923 (4) | 0.2269 (3) | 0.0636 (7) | |
O2 | 0.28327 (14) | 0.6733 (3) | 0.0625 (4) | 0.0633 (8) | |
O3 | 0.44936 (16) | 0.7699 (3) | 0.0397 (5) | 0.0685 (9) | |
O4 | 0.3784 (2) | 0.4775 (4) | −0.1121 (3) | 0.0698 (8) | |
O11 | 0.02851 (12) | 0.9119 (2) | 0.2663 (2) | 0.0343 (4) | |
O12 | −0.02823 (11) | 0.7477 (2) | 0.0538 (2) | 0.0366 (4) | |
H12 | −0.0747 | 0.7890 | 0.0614 | 0.055* | 0.50 |
C11 | 0.03285 (13) | 0.7965 (3) | 0.1730 (3) | 0.0242 (3) | |
C12 | 0.11921 (13) | 0.7067 (3) | 0.1971 (3) | 0.0291 (4) | |
H12A | 0.1608 | 0.7754 | 0.1588 | 0.035* | |
H12B | 0.1424 | 0.6864 | 0.3145 | 0.035* | |
N11 | 0.11042 (11) | 0.5501 (2) | 0.1070 (2) | 0.0253 (3) | |
H11A | 0.0761 | 0.4833 | 0.1479 | 0.038* | |
H11B | 0.1631 | 0.5048 | 0.1189 | 0.038* | |
H11C | 0.0868 | 0.5676 | −0.0002 | 0.038* | |
O21 | 0.24920 (12) | 0.3008 (2) | 0.0961 (3) | 0.0409 (4) | |
O22 | 0.16419 (12) | 0.1024 (3) | −0.0423 (3) | 0.0504 (6) | |
H22 | 0.1241 | 0.1641 | −0.0353 | 0.076* | 0.50 |
C21 | 0.23754 (14) | 0.1710 (3) | 0.0210 (3) | 0.0281 (4) | |
C22 | 0.31325 (16) | 0.0716 (3) | −0.0074 (4) | 0.0373 (5) | |
H22A | 0.3076 | −0.0399 | 0.0286 | 0.045* | |
H22B | 0.3109 | 0.0690 | −0.1254 | 0.045* | |
N21 | 0.39933 (12) | 0.1372 (3) | 0.0823 (3) | 0.0337 (4) | |
H21A | 0.3923 | 0.2372 | 0.1194 | 0.051* | |
H21B | 0.4351 | 0.1417 | 0.0136 | 0.051* | |
H21C | 0.4224 | 0.0724 | 0.1676 | 0.051* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Re1 | 0.02220 (4) | 0.02717 (4) | 0.04083 (5) | −0.00013 (3) | 0.01407 (3) | −0.00404 (3) |
O1 | 0.0401 (12) | 0.093 (2) | 0.0524 (14) | −0.0127 (13) | −0.0001 (10) | 0.0177 (14) |
O2 | 0.0333 (10) | 0.0379 (10) | 0.130 (2) | 0.0040 (8) | 0.0416 (13) | −0.0007 (13) |
O3 | 0.0467 (12) | 0.0383 (11) | 0.136 (3) | −0.0090 (9) | 0.0521 (16) | −0.0019 (14) |
O4 | 0.080 (2) | 0.083 (2) | 0.0523 (15) | −0.0094 (16) | 0.0276 (14) | −0.0268 (14) |
O11 | 0.0309 (7) | 0.0398 (9) | 0.0320 (8) | 0.0054 (7) | 0.0069 (6) | −0.0106 (7) |
O12 | 0.0226 (7) | 0.0378 (9) | 0.0440 (10) | 0.0077 (6) | −0.0031 (7) | −0.0144 (7) |
C11 | 0.0206 (7) | 0.0270 (8) | 0.0257 (9) | 0.0011 (6) | 0.0068 (6) | −0.0006 (7) |
C12 | 0.0194 (7) | 0.0314 (9) | 0.0348 (11) | 0.0015 (7) | 0.0029 (7) | −0.0069 (8) |
N11 | 0.0187 (6) | 0.0262 (7) | 0.0300 (9) | 0.0035 (5) | 0.0043 (6) | 0.0002 (6) |
O21 | 0.0259 (7) | 0.0310 (8) | 0.0635 (13) | 0.0041 (6) | 0.0063 (8) | −0.0144 (8) |
O22 | 0.0219 (7) | 0.0475 (11) | 0.0747 (15) | 0.0057 (7) | −0.0029 (8) | −0.0284 (11) |
C21 | 0.0213 (8) | 0.0288 (9) | 0.0323 (10) | 0.0054 (7) | 0.0027 (7) | −0.0034 (8) |
C22 | 0.0254 (9) | 0.0429 (13) | 0.0417 (13) | 0.0092 (9) | 0.0043 (9) | −0.0133 (10) |
N21 | 0.0217 (7) | 0.0309 (9) | 0.0490 (12) | 0.0096 (6) | 0.0094 (8) | 0.0134 (8) |
Re1—O4 | 1.706 (3) | N11—H11B | 0.8900 |
Re1—O2 | 1.707 (2) | N11—H11C | 0.8900 |
Re1—O3 | 1.710 (2) | O21—C21 | 1.223 (3) |
Re1—O1 | 1.717 (3) | O22—C21 | 1.277 (3) |
O11—C11 | 1.233 (3) | O22—H22 | 0.8200 |
O12—C11 | 1.267 (3) | C21—C22 | 1.505 (3) |
O12—H12 | 0.8200 | C22—N21 | 1.481 (3) |
C11—C12 | 1.514 (3) | C22—H22A | 0.9700 |
C12—N11 | 1.473 (3) | C22—H22B | 0.9700 |
C12—H12A | 0.9700 | N21—H21A | 0.8900 |
C12—H12B | 0.9700 | N21—H21B | 0.8900 |
N11—H11A | 0.8900 | N21—H21C | 0.8900 |
O4—Re1—O2 | 111.10 (15) | C12—N11—H11C | 109.5 |
O4—Re1—O3 | 110.60 (15) | H11A—N11—H11C | 109.5 |
O2—Re1—O3 | 108.64 (11) | H11B—N11—H11C | 109.5 |
O4—Re1—O1 | 106.21 (17) | C21—O22—H22 | 109.5 |
O2—Re1—O1 | 110.24 (14) | O21—C21—O22 | 127.1 (2) |
O3—Re1—O1 | 110.03 (15) | O21—C21—C22 | 121.4 (2) |
C11—O12—H12 | 109.5 | O22—C21—C22 | 111.5 (2) |
O11—C11—O12 | 125.87 (19) | N21—C22—C21 | 112.7 (2) |
O11—C11—C12 | 118.03 (19) | N21—C22—H22A | 109.0 |
O12—C11—C12 | 116.08 (18) | C21—C22—H22A | 109.0 |
N11—C12—C11 | 112.44 (17) | N21—C22—H22B | 109.0 |
N11—C12—H12A | 109.1 | C21—C22—H22B | 109.0 |
C11—C12—H12A | 109.1 | H22A—C22—H22B | 107.8 |
N11—C12—H12B | 109.1 | C22—N21—H21A | 109.5 |
C11—C12—H12B | 109.1 | C22—N21—H21B | 109.5 |
H12A—C12—H12B | 107.8 | H21A—N21—H21B | 109.5 |
C12—N11—H11A | 109.5 | C22—N21—H21C | 109.5 |
C12—N11—H11B | 109.5 | H21A—N21—H21C | 109.5 |
H11A—N11—H11B | 109.5 | H21B—N21—H21C | 109.5 |
O11—C11—C12—N11 | 166.3 (2) | O21—C21—C22—N21 | 7.3 (4) |
O12—C11—C12—N11 | −15.7 (3) | O22—C21—C22—N21 | −172.9 (2) |
D—H···A | D—H | H···A | D···A | D—H···A |
O12—H12···O22i | 0.82 | 1.64 | 2.445 (2) | 167 |
N11—H11A···O11ii | 0.89 | 2.02 | 2.869 (2) | 158 |
N11—H11B···O21 | 0.89 | 2.18 | 3.003 (2) | 153 |
N11—H11B···O2 | 0.89 | 2.47 | 3.000 (3) | 119 |
N11—H11C···O11iii | 0.89 | 1.94 | 2.830 (3) | 175 |
O22—H22···O12i | 0.82 | 1.64 | 2.445 (2) | 165 |
N21—H21A···O21 | 0.89 | 2.27 | 2.738 (3) | 113 |
N21—H21A···O1 | 0.89 | 2.29 | 3.136 (4) | 158 |
N21—H21B···O3iv | 0.89 | 2.10 | 2.896 (3) | 149 |
N21—H21B···O1v | 0.89 | 2.60 | 3.274 (4) | 133 |
N21—H21C···O4vi | 0.89 | 2.14 | 2.794 (3) | 130 |
N21—H21C···O1vii | 0.89 | 2.37 | 3.012 (3) | 130 |
Symmetry codes: (i) −x, −y+1, −z; (ii) −x, y−1/2, −z+1/2; (iii) x, −y+3/2, z−1/2; (iv) −x+1, −y+1, −z; (v) x, −y+1/2, z−1/2; (vi) x, −y+1/2, z+1/2; (vii) −x+1, y−1/2, −z+1/2. |
Experimental details
Crystal data | |
Chemical formula | 2(C2H5.5NO2)[ReO4] |
Mr | 401.35 |
Crystal system, space group | Monoclinic, P21/c |
Temperature (K) | 291 |
a, b, c (Å) | 15.7095 (5), 8.1826 (3), 8.2909 (3) |
β (°) | 103.7152 (16) |
V (Å3) | 1035.36 (6) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 11.77 |
Crystal size (mm) | 0.15 × 0.13 × 0.10 |
Data collection | |
Diffractometer | Bruker APEXII diffractometer |
Absorption correction | Multi-scan (SADABS; Sheldrick, 2003) |
Tmin, Tmax | 0.18, 0.31 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 78826, 8587, 6232 |
Rint | 0.038 |
(sin θ/λ)max (Å−1) | 1.001 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.030, 0.055, 1.06 |
No. of reflections | 8587 |
No. of parameters | 141 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 2.33, −2.87 |
Computer programs: APEX2 (Bruker–Nonius, 2004), SAINT (Bruker, 2003), SHELXS97 (Sheldrick, 2008), ORTEPII (Johnson, 1976), SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2003).
D—H···A | D—H | H···A | D···A | D—H···A |
O12—H12···O22i | 0.82 | 1.64 | 2.445 (2) | 167.1 |
N11—H11A···O11ii | 0.89 | 2.02 | 2.869 (2) | 158.0 |
N11—H11B···O21 | 0.89 | 2.18 | 3.003 (2) | 152.5 |
N11—H11B···O2 | 0.89 | 2.47 | 3.000 (3) | 118.6 |
N11—H11C···O11iii | 0.89 | 1.94 | 2.830 (3) | 174.6 |
O22—H22···O12i | 0.82 | 1.64 | 2.445 (2) | 165.0 |
N21—H21A···O21 | 0.89 | 2.27 | 2.738 (3) | 112.6 |
N21—H21A···O1 | 0.89 | 2.29 | 3.136 (4) | 158.3 |
N21—H21B···O3iv | 0.89 | 2.10 | 2.896 (3) | 149.1 |
N21—H21B···O1v | 0.89 | 2.60 | 3.274 (4) | 132.9 |
N21—H21C···O4vi | 0.89 | 2.14 | 2.794 (3) | 129.8 |
N21—H21C···O1vii | 0.89 | 2.37 | 3.012 (3) | 129.6 |
Symmetry codes: (i) −x, −y+1, −z; (ii) −x, y−1/2, −z+1/2; (iii) x, −y+3/2, z−1/2; (iv) −x+1, −y+1, −z; (v) x, −y+1/2, z−1/2; (vi) x, −y+1/2, z+1/2; (vii) −x+1, y−1/2, −z+1/2. |
Acknowledgements
This work was supported by Fundação para a Ciência e a Tecnologia (FCT).
References
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