organic compounds
Propane-1,3-diaminium–2-carboxypyridine-6-carboxylate–pyridine-2,6-dicarboxylic acid–water (1/2/2/8)
aFaculty of Science, Department of Chemistry, Ilam University, Iran, bFaculty of Chemistry, Teacher Training University, 49 Mofateh Avenue 15614, Tehran, Iran, cDepartment of Chemistry, Faculty of Science, University of Kurdistan, Sanandaj, Iran, and dDepartment of Chemistry, Sheffield University, Sheffield S3 7HF, England
*Correspondence e-mail: haghabozorg@yahoo.com
The title proton-transfer compound, C3H12N22+·2C7H4NO4−·2C7H5NO4·8H2O or (pnH2)(pydcH)2.2(pydcH2)·8H2O, was obtained by the reaction of pyridine-2,6-dicarboxylic acid (pydcH2) and propane-1,3-diamine (pn) in aqueous solution. Both neutral and monoanionic forms of the diacid are observed in the The negative charge of two monoanions is balanced by the dicationic propane-1,3-diaminium species. In addition, considerable π–π stacking interactions between the aromatic rings of the (pydcH)− and (pydcH2) fragments [with centroid–centroid distances of 3.5108 (11)–3.5949 (11) Å] are observed. The most important feature of this is the presence of a large number of O—H⋯O, O—H⋯N, N—H⋯O, N—H⋯N, C—H⋯O and C—H⋯N hydrogen bonds, with D⋯A ranging from 2.445 (2) to 3.485 (3) Å. These interactions as well as ion pairing and π–π stacking connect the various fragments into a supramolecular structure.
Related literature
For related literature, see: Aghabozorg, Attar Gharamaleki, Ghadermazi, Ghasemikhah & Soleimannejad (2007); Aghabozorg, Attar Gharamaleki, Ghasemikhah, Ghadermazi & Soleimannejad, 2007; Aghabozorg, Daneshvar et al. (2007).
Experimental
Crystal data
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Refinement
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Data collection: SMART (Bruker, 1998); cell 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, 2005); software used to prepare material for publication: SHELXTL.
Supporting information
https://doi.org/10.1107/S1600536807065270/bq2048sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536807065270/bq2048Isup2.hkl
The reaction of pyridine-2,6-dicarboxylic acid (pydcH2) (330 mg, 2 mmol) with propane-1,3-diamine (pn) (76 mg, 1 mmol) in a 2:1 molar ratio in tetrahydrofuran (THF) led to the formation of a white precipitate which was filtered off and dried. The resulting powder was dissolved in water to give colorless crystals of the title compound after four weeks.
Intermolecular interactions, such as hydrogen bonding, π-π stacking, ion pairing and donor-acceptor interactions, are famous for making aggregates of molecules. Hydrogen bonding has been described as the most important interaction in supramolecular chemistry. Dicarboxylic acids possess a good potential to be used as proton donors in the synthesis of proton transfer compounds. Among these diacids, pyridine-2,6-dicarboxylic acid has been used by our research group for preparing of such compounds. For example, (pydaH)(pydcH) in which pyridine-2,6-diamine (pyda) was used as a proton acceptor. The resulting compounds with some remaining sites as electron donors can coordinate to metallic ions (Aghabozorg, Attar Gharamaleki, Ghadermazi, Ghasemikhah & Soleimannejad, 2007; Aghabozorg, Attar Gharamaleki, Ghasemikhah, Ghadermazi & Soleimannejad, 2007; Aghabozorg, Daneshvar et al., 2007).
Here we report a new proton transfer compound obtained from (pydcH2) as a proton donor and propane-1,3-diamine (pn) as an acceptor. The molecular structure of the title compound is shown in Fig. 1. The intermolecular hydrogen bond distances are listed in Table 1.
The structure of this compound contains two neutral pydcH2 molecules, two monoanionic (pydcH)-, one (pnH2)2+ species and eight uncoordinated water molecules. The negative charge of two monoanions is neutralized by dicationic propane-1,3-diaminium fragments.
A considerable π-π stacking interactions between aromatic rings of (pydcH2) and (pydcH)- fragments with centroid-centroid distances of 3.5108 (11)–3.5949 (11) Å are observed in the prepared compound (Fig. 2). A remarkable feature in the of compound (I) is the presence of a large number of O—H···O, O—H···N, N—H···O, N—H···N, C—H···O and C—H···N hydrogen bonds interactions ranging from 2.450 (2) to 3.488 (3) Å. The shortest hydrogen bond is O11—H11A···O13 (-x + 1, y + 1/2, -z + 1/2) with D···A = 2.450 (2) Å, a very strong interaction (Table 1). These extensive hydrogen bond interactions as well as ion pairing and π-π stacking connect the different components to form a three-dimensional supramolecular structure (Fig. 3).
For related literature, see: Aghabozorg, Attar Gharamaleki, Ghadermazi, Ghasemikhah & Soleimannejad (2007); Aghabozorg, Attar Gharamaleki, Ghasemikhah, Ghadermazi & Soleimannejad, 2007; Aghabozorg, Daneshvar et al. (2007).
Data collection: SMART (Bruker, 1998); cell
SAINT (Bruker, 1998); data reduction: SAINT (Bruker, 1998); program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: SHELXTL (Bruker, 2005); software used to prepare material for publication: SHELXTL (Bruker, 2005).Fig. 1. Molecular structure of the title compound (I), displacement ellipsoids are drawn at the 50% probability level. Water molecules are omitted for clarity. | |
Fig. 2. π-π Stacking interactions between aromatic rings of (pydcH2) and (pydcH)- fragments with centroid-centroid distances of: X1A···.X1B, 3.5949 (11) Å (x, y, z); X1B···.X1C, 3.5191 (11) Å (1 - x, -1/2 + y, 1/2 - z); X1C···.X1D, 3.5789 (11) Å (1 - x, 1/2 + y, 1/2 - z); X1A···.X1D, 3.5108 (11) Å (x, 1 + y, z). | |
Fig. 3. Unit-cell packing diagram of the compound (I). Hydrogen bonds are indicated by dashed lines. |
C3H12N22+·2C7H4NO4−·2C7H5NO4·8H2O | F(000) = 1864 |
Mr = 886.73 | Dx = 1.501 Mg m−3 |
Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
a = 13.5425 (2) Å | Cell parameters from 9156 reflections |
b = 13.5237 (2) Å | θ = 2.4–29.1° |
c = 21.7538 (3) Å | µ = 0.13 mm−1 |
β = 99.914 (1)° | T = 150 K |
V = 3924.60 (10) Å3 | Block, colourless |
Z = 4 | 0.26 × 0.12 × 0.12 mm |
Bruker SMART 1000 diffractometer | 9031 independent reflections |
Radiation source: fine-focus sealed tube | 6702 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.054 |
Detector resolution: 100 pixels mm-1 | θmax = 27.5°, θmin = 1.5° |
ω scans | h = −17→17 |
Absorption correction: multi-scan (SADABS; Bruker, 1998) | k = −17→17 |
Tmin = 0.967, Tmax = 0.985 | l = −28→28 |
56174 measured reflections |
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)] = 0.051 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.139 | H-atom parameters constrained |
S = 1.02 | w = 1/[σ2(Fo2) + (0.0592P)2 + 3.5811P] where P = (Fo2 + 2Fc2)/3 |
9031 reflections | (Δ/σ)max < 0.001 |
550 parameters | Δρmax = 0.84 e Å−3 |
0 restraints | Δρmin = −0.51 e Å−3 |
C3H12N22+·2C7H4NO4−·2C7H5NO4·8H2O | V = 3924.60 (10) Å3 |
Mr = 886.73 | Z = 4 |
Monoclinic, P21/c | Mo Kα radiation |
a = 13.5425 (2) Å | µ = 0.13 mm−1 |
b = 13.5237 (2) Å | T = 150 K |
c = 21.7538 (3) Å | 0.26 × 0.12 × 0.12 mm |
β = 99.914 (1)° |
Bruker SMART 1000 diffractometer | 9031 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 1998) | 6702 reflections with I > 2σ(I) |
Tmin = 0.967, Tmax = 0.985 | Rint = 0.054 |
56174 measured reflections |
R[F2 > 2σ(F2)] = 0.051 | 0 restraints |
wR(F2) = 0.139 | H-atom parameters constrained |
S = 1.02 | Δρmax = 0.84 e Å−3 |
9031 reflections | Δρmin = −0.51 e Å−3 |
550 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 | ||
O1 | 0.90840 (11) | 0.77843 (12) | 0.54180 (7) | 0.0254 (3) | |
O2 | 0.74609 (11) | 0.79981 (11) | 0.51063 (7) | 0.0249 (3) | |
H2A | 0.6958 | 0.8087 | 0.4748 | 0.030* | |
O3 | 0.60302 (12) | 0.87473 (13) | 0.31596 (7) | 0.0307 (4) | |
O4 | 0.68349 (11) | 0.88557 (12) | 0.23488 (7) | 0.0262 (3) | |
O5 | 0.18211 (12) | 0.78608 (13) | −0.00659 (7) | 0.0320 (4) | |
H5AA | 0.2027 | 0.7723 | −0.0453 | 0.038* | |
O6 | 0.33622 (12) | 0.84668 (13) | 0.02551 (7) | 0.0292 (4) | |
O7 | 0.45325 (11) | 0.89020 (13) | 0.23505 (7) | 0.0298 (4) | |
H7A | 0.5096 | 0.8838 | 0.2675 | 0.036* | |
O8 | 0.35911 (12) | 0.86950 (14) | 0.30873 (7) | 0.0333 (4) | |
O9 | 0.15292 (11) | 0.52710 (12) | −0.01050 (6) | 0.0245 (3) | |
H9A | 0.1799 | 0.5233 | −0.0480 | 0.029* | |
O10 | 0.31288 (12) | 0.55101 (13) | 0.03474 (7) | 0.0315 (4) | |
O11 | 0.39207 (11) | 0.63847 (12) | 0.24320 (6) | 0.0262 (3) | |
H11A | 0.4456 | 0.6339 | 0.2776 | 0.031* | |
O12 | 0.28767 (11) | 0.61399 (11) | 0.31033 (6) | 0.0235 (3) | |
O13 | 0.46668 (11) | 0.12691 (14) | 0.17039 (7) | 0.0322 (4) | |
O14 | 0.37185 (11) | 0.11228 (12) | 0.24412 (6) | 0.0258 (3) | |
O15 | 0.02539 (11) | 0.06135 (12) | 0.19062 (7) | 0.0255 (3) | |
O16 | −0.04375 (11) | 0.02480 (12) | 0.09246 (6) | 0.0248 (3) | |
H16A | −0.1019 | 0.0061 | 0.1086 | 0.030* | |
O17 | 0.18876 (11) | 0.09699 (12) | 0.28868 (7) | 0.0263 (3) | |
H17A | 0.1416 | 0.0806 | 0.2525 | 0.032* | |
H17B | 0.2490 | 0.1058 | 0.2726 | 0.032* | |
O18 | 0.85758 (12) | 0.72397 (12) | 0.65729 (7) | 0.0276 (3) | |
H18B | 0.8642 | 0.7497 | 0.6176 | 0.033* | |
H18A | 0.8308 | 0.7822 | 0.6725 | 0.033* | |
O19 | 0.55978 (12) | 0.80178 (13) | 0.42843 (7) | 0.0337 (4) | |
H19B | 0.6221 | 0.8311 | 0.4244 | 0.040* | |
H19A | 0.5239 | 0.7533 | 0.4019 | 0.040* | |
O20 | 0.20445 (14) | 0.74513 (13) | −0.11979 (8) | 0.0385 (4) | |
H20B | 0.2437 | 0.7866 | −0.1413 | 0.046* | |
H20A | 0.2206 | 0.6770 | −0.1216 | 0.046* | |
O21 | 0.42936 (12) | 0.54219 (13) | −0.06159 (7) | 0.0338 (4) | |
H21B | 0.3970 | 0.5418 | −0.0262 | 0.041* | |
H21A | 0.4678 | 0.6011 | −0.0607 | 0.041* | |
O22 | 0.22400 (13) | 0.53350 (13) | −0.11351 (7) | 0.0348 (4) | |
H22A | 0.2948 | 0.5373 | −0.1021 | 0.042* | |
H22B | 0.2014 | 0.4911 | −0.1479 | 0.042* | |
O23 | 0.42837 (14) | 0.89677 (16) | −0.07328 (8) | 0.0464 (5) | |
H23B | 0.3852 | 0.8938 | −0.0432 | 0.056* | |
H23A | 0.3866 | 0.8866 | −0.1125 | 0.056* | |
O24 | −0.20133 (11) | −0.03538 (11) | 0.13049 (7) | 0.0236 (3) | |
H24B | −0.1884 | −0.1000 | 0.1470 | 0.028* | |
H24A | −0.2294 | 0.0031 | 0.1597 | 0.028* | |
C1 | 0.83900 (16) | 0.79459 (15) | 0.49983 (9) | 0.0200 (4) | |
C2 | 0.85368 (15) | 0.80829 (15) | 0.43368 (9) | 0.0187 (4) | |
C3 | 0.94700 (16) | 0.79837 (15) | 0.41643 (10) | 0.0213 (4) | |
H3 | 1.0049 | 0.7844 | 0.4465 | 0.026* | |
C4 | 0.95318 (17) | 0.80945 (16) | 0.35423 (10) | 0.0244 (5) | |
H4 | 1.0156 | 0.8019 | 0.3405 | 0.029* | |
C5 | 0.86744 (16) | 0.83174 (15) | 0.31202 (10) | 0.0222 (4) | |
H5 | 0.8702 | 0.8397 | 0.2690 | 0.027* | |
C6 | 0.77715 (16) | 0.84232 (15) | 0.33360 (9) | 0.0196 (4) | |
C7 | 0.68120 (16) | 0.86929 (16) | 0.29052 (9) | 0.0223 (4) | |
C8 | 0.25328 (15) | 0.82141 (16) | 0.03516 (9) | 0.0207 (4) | |
C9 | 0.22600 (15) | 0.82952 (15) | 0.09889 (9) | 0.0179 (4) | |
C10 | 0.12850 (15) | 0.81571 (15) | 0.10843 (9) | 0.0199 (4) | |
H10 | 0.0767 | 0.7994 | 0.0747 | 0.024* | |
C11 | 0.10811 (15) | 0.82621 (15) | 0.16848 (10) | 0.0215 (4) | |
H11 | 0.0417 | 0.8191 | 0.1765 | 0.026* | |
C12 | 0.18632 (16) | 0.84712 (15) | 0.21610 (10) | 0.0212 (4) | |
H12 | 0.1748 | 0.8543 | 0.2577 | 0.025* | |
C13 | 0.28225 (15) | 0.85764 (15) | 0.20248 (9) | 0.0193 (4) | |
C14 | 0.36955 (16) | 0.87368 (16) | 0.25443 (10) | 0.0228 (4) | |
C15 | 0.22408 (15) | 0.54705 (16) | 0.03722 (9) | 0.0209 (4) | |
C16 | 0.18464 (15) | 0.56360 (15) | 0.09693 (9) | 0.0177 (4) | |
C17 | 0.08312 (15) | 0.55850 (15) | 0.09973 (10) | 0.0204 (4) | |
H17 | 0.0350 | 0.5465 | 0.0633 | 0.024* | |
C18 | 0.05401 (16) | 0.57144 (16) | 0.15715 (10) | 0.0224 (4) | |
H18 | −0.0148 | 0.5680 | 0.1608 | 0.027* | |
C19 | 0.12607 (15) | 0.58934 (15) | 0.20898 (9) | 0.0197 (4) | |
H19 | 0.1079 | 0.5973 | 0.2490 | 0.024* | |
C20 | 0.22577 (15) | 0.59546 (14) | 0.20150 (9) | 0.0172 (4) | |
C21 | 0.30780 (15) | 0.61719 (15) | 0.25620 (9) | 0.0190 (4) | |
C22 | 0.38272 (15) | 0.11248 (16) | 0.18930 (9) | 0.0208 (4) | |
C23 | 0.29575 (15) | 0.09393 (14) | 0.13742 (9) | 0.0178 (4) | |
C24 | 0.30923 (15) | 0.08566 (15) | 0.07564 (9) | 0.0192 (4) | |
H24 | 0.3738 | 0.0925 | 0.0647 | 0.023* | |
C25 | 0.22567 (16) | 0.06715 (15) | 0.03039 (9) | 0.0201 (4) | |
H25 | 0.2320 | 0.0614 | −0.0123 | 0.024* | |
C26 | 0.13305 (16) | 0.05727 (15) | 0.04837 (9) | 0.0197 (4) | |
H26 | 0.0746 | 0.0452 | 0.0183 | 0.024* | |
C27 | 0.12751 (15) | 0.06546 (14) | 0.11150 (9) | 0.0173 (4) | |
C28 | 0.03140 (15) | 0.05113 (15) | 0.13594 (9) | 0.0193 (4) | |
C29 | 0.57849 (17) | 0.82728 (18) | 0.08483 (10) | 0.0278 (5) | |
H29A | 0.6472 | 0.8472 | 0.0803 | 0.033* | |
H29B | 0.5371 | 0.8245 | 0.0427 | 0.033* | |
C30 | 0.58164 (16) | 0.72587 (18) | 0.11447 (10) | 0.0266 (5) | |
H30A | 0.6195 | 0.7297 | 0.1576 | 0.032* | |
H30B | 0.6176 | 0.6798 | 0.0907 | 0.032* | |
C31 | 0.47782 (16) | 0.68576 (17) | 0.11606 (10) | 0.0255 (5) | |
H31A | 0.4435 | 0.7295 | 0.1422 | 0.031* | |
H31B | 0.4385 | 0.6861 | 0.0733 | 0.031* | |
N1 | 0.76996 (13) | 0.82962 (13) | 0.39359 (8) | 0.0192 (4) | |
N2 | 0.30298 (13) | 0.85093 (12) | 0.14479 (8) | 0.0185 (3) | |
N3 | 0.25553 (12) | 0.58254 (12) | 0.14653 (7) | 0.0172 (3) | |
N4 | 0.20715 (12) | 0.08387 (12) | 0.15546 (7) | 0.0172 (3) | |
N5 | 0.53588 (15) | 0.90263 (15) | 0.12309 (8) | 0.0285 (4) | |
H5A | 0.4682 | 0.8858 | 0.1245 | 0.034* | |
H5B | 0.5770 | 0.9026 | 0.1631 | 0.034* | |
H5C | 0.5359 | 0.9684 | 0.1078 | 0.034* | |
N6 | 0.48067 (13) | 0.58346 (14) | 0.14140 (8) | 0.0230 (4) | |
H6A | 0.5210 | 0.5842 | 0.1817 | 0.028* | |
H6B | 0.5084 | 0.5374 | 0.1161 | 0.028* | |
H6C | 0.4155 | 0.5676 | 0.1490 | 0.028* |
U11 | U22 | U33 | U12 | U13 | U23 | |
O1 | 0.0257 (8) | 0.0309 (9) | 0.0189 (7) | 0.0012 (6) | 0.0019 (6) | 0.0031 (6) |
O2 | 0.0228 (8) | 0.0324 (9) | 0.0200 (7) | 0.0025 (6) | 0.0051 (6) | 0.0006 (6) |
O3 | 0.0221 (8) | 0.0496 (11) | 0.0201 (8) | −0.0014 (7) | 0.0027 (6) | −0.0003 (7) |
O4 | 0.0266 (8) | 0.0358 (9) | 0.0157 (7) | −0.0062 (7) | 0.0017 (6) | 0.0001 (6) |
O5 | 0.0288 (9) | 0.0478 (11) | 0.0183 (8) | −0.0069 (7) | 0.0008 (6) | −0.0078 (7) |
O6 | 0.0266 (8) | 0.0433 (10) | 0.0188 (7) | −0.0046 (7) | 0.0074 (6) | −0.0021 (7) |
O7 | 0.0195 (8) | 0.0508 (11) | 0.0184 (7) | −0.0055 (7) | 0.0007 (6) | −0.0019 (7) |
O8 | 0.0287 (9) | 0.0554 (11) | 0.0162 (8) | 0.0009 (8) | 0.0048 (6) | −0.0034 (7) |
O9 | 0.0243 (8) | 0.0328 (9) | 0.0156 (7) | −0.0044 (6) | 0.0007 (6) | −0.0031 (6) |
O10 | 0.0249 (8) | 0.0493 (11) | 0.0212 (8) | −0.0053 (7) | 0.0066 (6) | −0.0076 (7) |
O11 | 0.0165 (7) | 0.0465 (10) | 0.0151 (7) | −0.0009 (7) | 0.0014 (6) | −0.0020 (7) |
O12 | 0.0285 (8) | 0.0276 (8) | 0.0153 (7) | −0.0007 (6) | 0.0066 (6) | −0.0005 (6) |
O13 | 0.0181 (8) | 0.0608 (12) | 0.0173 (7) | −0.0034 (7) | 0.0022 (6) | 0.0041 (7) |
O14 | 0.0211 (8) | 0.0402 (9) | 0.0157 (7) | −0.0010 (7) | 0.0022 (6) | 0.0008 (6) |
O15 | 0.0225 (8) | 0.0363 (9) | 0.0187 (7) | −0.0022 (6) | 0.0065 (6) | −0.0048 (6) |
O16 | 0.0193 (7) | 0.0366 (9) | 0.0186 (7) | −0.0064 (6) | 0.0035 (6) | −0.0035 (6) |
O17 | 0.0251 (8) | 0.0379 (9) | 0.0163 (7) | −0.0009 (7) | 0.0050 (6) | −0.0014 (6) |
O18 | 0.0338 (9) | 0.0276 (8) | 0.0234 (8) | 0.0022 (7) | 0.0107 (7) | 0.0040 (6) |
O19 | 0.0290 (9) | 0.0442 (10) | 0.0285 (9) | 0.0022 (7) | 0.0061 (7) | −0.0040 (7) |
O20 | 0.0527 (11) | 0.0310 (9) | 0.0367 (10) | −0.0008 (8) | 0.0213 (8) | 0.0039 (7) |
O21 | 0.0350 (9) | 0.0400 (10) | 0.0301 (9) | −0.0047 (8) | 0.0156 (7) | −0.0063 (7) |
O22 | 0.0425 (10) | 0.0408 (10) | 0.0223 (8) | −0.0057 (8) | 0.0087 (7) | −0.0043 (7) |
O23 | 0.0338 (10) | 0.0815 (15) | 0.0254 (9) | 0.0036 (10) | 0.0095 (7) | 0.0090 (9) |
O24 | 0.0228 (8) | 0.0285 (8) | 0.0205 (7) | −0.0024 (6) | 0.0060 (6) | −0.0031 (6) |
C1 | 0.0236 (11) | 0.0171 (10) | 0.0190 (10) | −0.0004 (8) | 0.0035 (8) | 0.0001 (8) |
C2 | 0.0215 (10) | 0.0160 (10) | 0.0188 (10) | −0.0015 (8) | 0.0043 (8) | −0.0009 (8) |
C3 | 0.0209 (10) | 0.0189 (10) | 0.0237 (10) | 0.0004 (8) | 0.0027 (8) | 0.0010 (8) |
C4 | 0.0252 (11) | 0.0234 (11) | 0.0269 (11) | 0.0000 (9) | 0.0104 (9) | 0.0010 (9) |
C5 | 0.0275 (11) | 0.0213 (11) | 0.0192 (10) | −0.0028 (8) | 0.0075 (8) | −0.0014 (8) |
C6 | 0.0258 (11) | 0.0158 (10) | 0.0169 (9) | −0.0039 (8) | 0.0033 (8) | −0.0023 (8) |
C7 | 0.0236 (11) | 0.0239 (11) | 0.0188 (10) | −0.0064 (8) | 0.0019 (8) | −0.0028 (8) |
C8 | 0.0200 (10) | 0.0221 (10) | 0.0195 (10) | 0.0009 (8) | 0.0020 (8) | 0.0004 (8) |
C9 | 0.0208 (10) | 0.0155 (9) | 0.0176 (9) | 0.0003 (8) | 0.0037 (8) | 0.0009 (8) |
C10 | 0.0208 (10) | 0.0174 (10) | 0.0205 (10) | −0.0015 (8) | 0.0002 (8) | 0.0033 (8) |
C11 | 0.0177 (10) | 0.0205 (10) | 0.0275 (11) | 0.0004 (8) | 0.0072 (8) | 0.0035 (8) |
C12 | 0.0244 (11) | 0.0208 (10) | 0.0195 (10) | 0.0020 (8) | 0.0073 (8) | 0.0010 (8) |
C13 | 0.0218 (10) | 0.0183 (10) | 0.0180 (10) | −0.0006 (8) | 0.0034 (8) | 0.0001 (8) |
C14 | 0.0217 (11) | 0.0268 (11) | 0.0202 (10) | 0.0008 (9) | 0.0042 (8) | −0.0024 (8) |
C15 | 0.0222 (11) | 0.0224 (10) | 0.0180 (10) | −0.0022 (8) | 0.0030 (8) | −0.0009 (8) |
C16 | 0.0190 (10) | 0.0168 (10) | 0.0172 (9) | 0.0004 (8) | 0.0030 (7) | 0.0012 (8) |
C17 | 0.0197 (10) | 0.0174 (10) | 0.0226 (10) | −0.0009 (8) | −0.0004 (8) | 0.0002 (8) |
C18 | 0.0177 (10) | 0.0219 (11) | 0.0288 (11) | 0.0006 (8) | 0.0073 (8) | 0.0011 (9) |
C19 | 0.0206 (10) | 0.0192 (10) | 0.0211 (10) | 0.0010 (8) | 0.0083 (8) | 0.0001 (8) |
C20 | 0.0198 (10) | 0.0161 (10) | 0.0165 (9) | 0.0021 (7) | 0.0051 (8) | 0.0015 (7) |
C21 | 0.0222 (10) | 0.0188 (10) | 0.0166 (9) | 0.0027 (8) | 0.0053 (8) | −0.0003 (8) |
C22 | 0.0184 (10) | 0.0261 (11) | 0.0176 (10) | 0.0006 (8) | 0.0023 (8) | 0.0032 (8) |
C23 | 0.0198 (10) | 0.0162 (10) | 0.0171 (9) | 0.0002 (8) | 0.0023 (8) | 0.0009 (8) |
C24 | 0.0210 (10) | 0.0188 (10) | 0.0188 (10) | 0.0000 (8) | 0.0059 (8) | 0.0002 (8) |
C25 | 0.0272 (11) | 0.0190 (10) | 0.0146 (9) | −0.0025 (8) | 0.0049 (8) | −0.0005 (8) |
C26 | 0.0222 (10) | 0.0186 (10) | 0.0175 (9) | −0.0028 (8) | 0.0014 (8) | −0.0008 (8) |
C27 | 0.0192 (10) | 0.0149 (9) | 0.0179 (9) | 0.0002 (7) | 0.0036 (8) | 0.0010 (7) |
C28 | 0.0219 (10) | 0.0183 (10) | 0.0177 (10) | 0.0014 (8) | 0.0036 (8) | −0.0002 (8) |
C29 | 0.0225 (11) | 0.0417 (14) | 0.0202 (10) | −0.0082 (10) | 0.0064 (9) | −0.0055 (10) |
C30 | 0.0169 (10) | 0.0398 (13) | 0.0235 (11) | −0.0014 (9) | 0.0046 (8) | −0.0042 (10) |
C31 | 0.0187 (10) | 0.0327 (12) | 0.0249 (11) | 0.0005 (9) | 0.0033 (8) | 0.0008 (9) |
N1 | 0.0226 (9) | 0.0185 (9) | 0.0168 (8) | −0.0022 (7) | 0.0036 (7) | −0.0006 (7) |
N2 | 0.0205 (9) | 0.0185 (8) | 0.0171 (8) | 0.0006 (7) | 0.0043 (7) | 0.0010 (7) |
N3 | 0.0188 (8) | 0.0176 (8) | 0.0160 (8) | −0.0001 (7) | 0.0053 (6) | 0.0001 (7) |
N4 | 0.0183 (8) | 0.0179 (8) | 0.0153 (8) | 0.0010 (6) | 0.0028 (6) | 0.0002 (6) |
N5 | 0.0297 (10) | 0.0355 (11) | 0.0199 (9) | −0.0053 (8) | 0.0034 (8) | −0.0007 (8) |
N6 | 0.0186 (9) | 0.0329 (10) | 0.0181 (8) | 0.0010 (7) | 0.0052 (7) | −0.0035 (7) |
O1—C1 | 1.212 (3) | C8—C9 | 1.499 (3) |
O2—C1 | 1.321 (2) | C9—N2 | 1.345 (3) |
O2—H2A | 0.9499 | C9—C10 | 1.384 (3) |
O3—C7 | 1.278 (3) | C10—C11 | 1.388 (3) |
O4—C7 | 1.236 (2) | C10—H10 | 0.9500 |
O5—C8 | 1.296 (3) | C11—C12 | 1.377 (3) |
O5—H5AA | 0.9501 | C11—H11 | 0.9500 |
O6—C8 | 1.226 (3) | C12—C13 | 1.389 (3) |
O7—C14 | 1.295 (3) | C12—H12 | 0.9500 |
O7—H7A | 0.9501 | C13—N2 | 1.335 (3) |
O8—C14 | 1.215 (3) | C13—C14 | 1.504 (3) |
O9—C15 | 1.317 (2) | C15—C16 | 1.504 (3) |
O9—H9A | 0.9499 | C16—N3 | 1.340 (3) |
O10—C15 | 1.214 (3) | C16—C17 | 1.388 (3) |
O11—C21 | 1.255 (2) | C17—C18 | 1.384 (3) |
O11—H11A | 0.9499 | C17—H17 | 0.9500 |
O12—C21 | 1.254 (2) | C18—C19 | 1.380 (3) |
O13—C22 | 1.289 (2) | C18—H18 | 0.9500 |
O14—C22 | 1.227 (2) | C19—C20 | 1.390 (3) |
O15—C28 | 1.214 (2) | C19—H19 | 0.9500 |
O16—C28 | 1.314 (2) | C20—N3 | 1.338 (2) |
O16—H16A | 0.9500 | C20—C21 | 1.510 (3) |
O17—H17A | 0.9500 | C22—C23 | 1.505 (3) |
O17—H17B | 0.9499 | C23—N4 | 1.332 (3) |
O18—H18B | 0.9501 | C23—C24 | 1.392 (3) |
O18—H18A | 0.9499 | C24—C25 | 1.389 (3) |
O19—H19B | 0.9501 | C24—H24 | 0.9500 |
O19—H19A | 0.9500 | C25—C26 | 1.383 (3) |
O20—H20B | 0.9502 | C25—H25 | 0.9500 |
O20—H20A | 0.9501 | C26—C27 | 1.393 (3) |
O21—H21B | 0.9500 | C26—H26 | 0.9500 |
O21—H21A | 0.9500 | C27—N4 | 1.336 (3) |
O22—H22A | 0.9500 | C27—C28 | 1.501 (3) |
O22—H22B | 0.9500 | C29—N5 | 1.493 (3) |
O23—H23B | 0.9500 | C29—C30 | 1.513 (3) |
O23—H23A | 0.9499 | C29—H29A | 0.9900 |
O24—H24B | 0.9500 | C29—H29B | 0.9900 |
O24—H24A | 0.9501 | C30—C31 | 1.513 (3) |
C1—C2 | 1.498 (3) | C30—H30A | 0.9900 |
C2—N1 | 1.337 (3) | C30—H30B | 0.9900 |
C2—C3 | 1.385 (3) | C31—N6 | 1.487 (3) |
C3—C4 | 1.378 (3) | C31—H31A | 0.9900 |
C3—H3 | 0.9500 | C31—H31B | 0.9900 |
C4—C5 | 1.384 (3) | N5—H5A | 0.9500 |
C4—H4 | 0.9500 | N5—H5B | 0.9500 |
C5—C6 | 1.391 (3) | N5—H5C | 0.9500 |
C5—H5 | 0.9500 | N6—H6A | 0.9502 |
C6—N1 | 1.336 (3) | N6—H6B | 0.9499 |
C6—C7 | 1.510 (3) | N6—H6C | 0.9500 |
C1—O2—H2A | 115.5 | C19—C18—H18 | 120.4 |
C8—O5—H5AA | 113.4 | C17—C18—H18 | 120.4 |
C14—O7—H7A | 112.3 | C18—C19—C20 | 118.65 (18) |
C15—O9—H9A | 110.5 | C18—C19—H19 | 120.7 |
C21—O11—H11A | 114.1 | C20—C19—H19 | 120.7 |
C28—O16—H16A | 113.3 | N3—C20—C19 | 123.04 (18) |
H17A—O17—H17B | 102.8 | N3—C20—C21 | 115.83 (17) |
H18B—O18—H18A | 96.6 | C19—C20—C21 | 121.13 (17) |
H19B—O19—H19A | 127.0 | O12—C21—O11 | 124.91 (19) |
H20B—O20—H20A | 113.5 | O12—C21—C20 | 118.92 (18) |
H21B—O21—H21A | 108.4 | O11—C21—C20 | 116.17 (17) |
H22A—O22—H22B | 114.4 | O14—C22—O13 | 124.81 (19) |
H23B—O23—H23A | 105.7 | O14—C22—C23 | 121.27 (18) |
H24B—O24—H24A | 108.7 | O13—C22—C23 | 113.92 (17) |
O1—C1—O2 | 120.96 (18) | N4—C23—C24 | 123.43 (18) |
O1—C1—C2 | 122.15 (19) | N4—C23—C22 | 115.11 (17) |
O2—C1—C2 | 116.88 (17) | C24—C23—C22 | 121.44 (18) |
N1—C2—C3 | 123.70 (18) | C25—C24—C23 | 118.21 (18) |
N1—C2—C1 | 114.54 (17) | C25—C24—H24 | 120.9 |
C3—C2—C1 | 121.76 (18) | C23—C24—H24 | 120.9 |
C4—C3—C2 | 117.9 (2) | C26—C25—C24 | 119.01 (18) |
C4—C3—H3 | 121.1 | C26—C25—H25 | 120.5 |
C2—C3—H3 | 121.1 | C24—C25—H25 | 120.5 |
C3—C4—C5 | 119.3 (2) | C25—C26—C27 | 118.46 (19) |
C3—C4—H4 | 120.4 | C25—C26—H26 | 120.8 |
C5—C4—H4 | 120.4 | C27—C26—H26 | 120.8 |
C4—C5—C6 | 118.98 (19) | N4—C27—C26 | 123.16 (18) |
C4—C5—H5 | 120.5 | N4—C27—C28 | 114.39 (17) |
C6—C5—H5 | 120.5 | C26—C27—C28 | 122.43 (18) |
N1—C6—C5 | 122.19 (19) | O15—C28—O16 | 124.19 (19) |
N1—C6—C7 | 115.94 (18) | O15—C28—C27 | 122.74 (18) |
C5—C6—C7 | 121.87 (18) | O16—C28—C27 | 113.06 (17) |
O4—C7—O3 | 125.2 (2) | N5—C29—C30 | 111.50 (17) |
O4—C7—C6 | 119.12 (19) | N5—C29—H29A | 109.3 |
O3—C7—C6 | 115.69 (18) | C30—C29—H29A | 109.3 |
O6—C8—O5 | 125.11 (19) | N5—C29—H29B | 109.3 |
O6—C8—C9 | 121.12 (18) | C30—C29—H29B | 109.3 |
O5—C8—C9 | 113.76 (18) | H29A—C29—H29B | 108.0 |
N2—C9—C10 | 123.73 (18) | C29—C30—C31 | 112.13 (19) |
N2—C9—C8 | 114.79 (17) | C29—C30—H30A | 109.2 |
C10—C9—C8 | 121.48 (18) | C31—C30—H30A | 109.2 |
C9—C10—C11 | 118.47 (19) | C29—C30—H30B | 109.2 |
C9—C10—H10 | 120.8 | C31—C30—H30B | 109.2 |
C11—C10—H10 | 120.8 | H30A—C30—H30B | 107.9 |
C12—C11—C10 | 118.49 (19) | N6—C31—C30 | 112.15 (18) |
C12—C11—H11 | 120.8 | N6—C31—H31A | 109.2 |
C10—C11—H11 | 120.8 | C30—C31—H31A | 109.2 |
C11—C12—C13 | 119.14 (19) | N6—C31—H31B | 109.2 |
C11—C12—H12 | 120.4 | C30—C31—H31B | 109.2 |
C13—C12—H12 | 120.4 | H31A—C31—H31B | 107.9 |
N2—C13—C12 | 123.32 (19) | C6—N1—C2 | 117.92 (18) |
N2—C13—C14 | 116.79 (18) | C13—N2—C9 | 116.79 (17) |
C12—C13—C14 | 119.84 (18) | C20—N3—C16 | 117.42 (17) |
O8—C14—O7 | 125.4 (2) | C23—N4—C27 | 117.72 (16) |
O8—C14—C13 | 121.05 (19) | C29—N5—H5A | 108.8 |
O7—C14—C13 | 113.53 (17) | C29—N5—H5B | 106.8 |
O10—C15—O9 | 124.74 (19) | H5A—N5—H5B | 112.7 |
O10—C15—C16 | 122.26 (18) | C29—N5—H5C | 114.9 |
O9—C15—C16 | 113.00 (17) | H5A—N5—H5C | 107.1 |
N3—C16—C17 | 123.50 (18) | H5B—N5—H5C | 106.6 |
N3—C16—C15 | 114.34 (17) | C31—N6—H6A | 107.8 |
C17—C16—C15 | 122.16 (18) | C31—N6—H6B | 112.5 |
C18—C17—C16 | 118.13 (19) | H6A—N6—H6B | 108.7 |
C18—C17—H17 | 120.9 | C31—N6—H6C | 108.0 |
C16—C17—H17 | 120.9 | H6A—N6—H6C | 104.2 |
C19—C18—C17 | 119.23 (19) | H6B—N6—H6C | 115.1 |
O1—C1—C2—N1 | −177.34 (19) | C18—C19—C20—C21 | 178.60 (19) |
O2—C1—C2—N1 | 3.4 (3) | N3—C20—C21—O12 | −168.41 (18) |
O1—C1—C2—C3 | 3.2 (3) | C19—C20—C21—O12 | 11.4 (3) |
O2—C1—C2—C3 | −176.03 (18) | N3—C20—C21—O11 | 12.3 (3) |
N1—C2—C3—C4 | −1.2 (3) | C19—C20—C21—O11 | −167.82 (19) |
C1—C2—C3—C4 | 178.17 (19) | O14—C22—C23—N4 | 4.0 (3) |
C2—C3—C4—C5 | 1.3 (3) | O13—C22—C23—N4 | −176.68 (19) |
C3—C4—C5—C6 | 0.0 (3) | O14—C22—C23—C24 | −174.4 (2) |
C4—C5—C6—N1 | −1.5 (3) | O13—C22—C23—C24 | 4.9 (3) |
C4—C5—C6—C7 | 178.33 (19) | N4—C23—C24—C25 | 0.8 (3) |
N1—C6—C7—O4 | 177.41 (19) | C22—C23—C24—C25 | 179.11 (19) |
C5—C6—C7—O4 | −2.4 (3) | C23—C24—C25—C26 | −0.3 (3) |
N1—C6—C7—O3 | −1.6 (3) | C24—C25—C26—C27 | −0.6 (3) |
C5—C6—C7—O3 | 178.6 (2) | C25—C26—C27—N4 | 1.0 (3) |
O6—C8—C9—N2 | −10.0 (3) | C25—C26—C27—C28 | −177.05 (18) |
O5—C8—C9—N2 | 169.95 (18) | N4—C27—C28—O15 | 4.3 (3) |
O6—C8—C9—C10 | 170.0 (2) | C26—C27—C28—O15 | −177.5 (2) |
O5—C8—C9—C10 | −10.1 (3) | N4—C27—C28—O16 | −174.48 (17) |
N2—C9—C10—C11 | 1.2 (3) | C26—C27—C28—O16 | 3.7 (3) |
C8—C9—C10—C11 | −178.76 (19) | N5—C29—C30—C31 | 65.6 (2) |
C9—C10—C11—C12 | −1.8 (3) | C29—C30—C31—N6 | 176.28 (17) |
C10—C11—C12—C13 | 0.4 (3) | C5—C6—N1—C2 | 1.6 (3) |
C11—C12—C13—N2 | 1.7 (3) | C7—C6—N1—C2 | −178.23 (18) |
C11—C12—C13—C14 | −175.90 (19) | C3—C2—N1—C6 | −0.2 (3) |
N2—C13—C14—O8 | −171.6 (2) | C1—C2—N1—C6 | −179.62 (17) |
C12—C13—C14—O8 | 6.2 (3) | C12—C13—N2—C9 | −2.3 (3) |
N2—C13—C14—O7 | 7.5 (3) | C14—C13—N2—C9 | 175.36 (18) |
C12—C13—C14—O7 | −174.77 (19) | C10—C9—N2—C13 | 0.8 (3) |
O10—C15—C16—N3 | −0.2 (3) | C8—C9—N2—C13 | −179.19 (18) |
O9—C15—C16—N3 | 179.01 (17) | C19—C20—N3—C16 | 0.5 (3) |
O10—C15—C16—C17 | −179.6 (2) | C21—C20—N3—C16 | −179.69 (17) |
O9—C15—C16—C17 | −0.4 (3) | C17—C16—N3—C20 | 1.1 (3) |
N3—C16—C17—C18 | −1.5 (3) | C15—C16—N3—C20 | −178.31 (17) |
C15—C16—C17—C18 | 177.83 (19) | C24—C23—N4—C27 | −0.4 (3) |
C16—C17—C18—C19 | 0.4 (3) | C22—C23—N4—C27 | −178.80 (17) |
C17—C18—C19—C20 | 1.1 (3) | C26—C27—N4—C23 | −0.5 (3) |
C18—C19—C20—N3 | −1.6 (3) | C28—C27—N4—C23 | 177.68 (17) |
D—H···A | D—H | H···A | D···A | D—H···A |
O2—H2A···O19 | 0.95 | 1.94 | 2.830 (2) | 154 |
O5—H5AA···O20 | 0.95 | 1.67 | 2.592 (2) | 164 |
O7—H7A···O3 | 0.95 | 1.51 | 2.455 (2) | 177 |
O7—H7A···O4 | 0.95 | 2.57 | 3.119 (2) | 117 |
O9—H9A···O22 | 0.95 | 1.64 | 2.588 (2) | 172 |
O11—H11A···O13i | 0.95 | 1.50 | 2.445 (2) | 177 |
O11—H11A···O14i | 0.95 | 2.61 | 3.181 (2) | 119 |
O16—H16A···O24 | 0.95 | 1.60 | 2.551 (2) | 174 |
O17—H17A···O15 | 0.95 | 1.90 | 2.838 (2) | 167 |
O17—H17A···N4 | 0.95 | 2.43 | 2.956 (2) | 115 |
O17—H17B···O14 | 0.95 | 1.87 | 2.821 (2) | 175 |
O18—H18B···O1 | 0.95 | 1.89 | 2.815 (2) | 164 |
O18—H18A···O17ii | 0.95 | 1.88 | 2.809 (2) | 166 |
O19—H19B···N1 | 0.95 | 2.22 | 3.092 (2) | 152 |
O19—H19A···O13i | 0.95 | 2.34 | 3.174 (2) | 146 |
O20—H20B···O12iii | 0.95 | 1.87 | 2.793 (2) | 164 |
O20—H20A···O22 | 0.95 | 1.95 | 2.875 (3) | 165 |
O21—H21B···O10 | 0.95 | 1.89 | 2.834 (2) | 170 |
O21—H21A···O19iii | 0.95 | 1.85 | 2.784 (2) | 166 |
O22—H22A···O21 | 0.95 | 1.88 | 2.818 (2) | 168 |
O22—H22B···O17iv | 0.95 | 1.81 | 2.742 (2) | 167 |
O23—H23B···O6 | 0.95 | 1.85 | 2.749 (2) | 157 |
O23—H23A···O12iii | 0.95 | 1.96 | 2.899 (2) | 170 |
O24—H24B···O18v | 0.95 | 1.79 | 2.706 (2) | 161 |
O24—H24A···O12vi | 0.95 | 1.86 | 2.761 (2) | 157 |
N5—H5A···N2 | 0.95 | 2.40 | 3.342 (3) | 171 |
N5—H5A···O6 | 0.95 | 2.61 | 3.227 (2) | 123 |
N5—H5B···O4 | 0.95 | 1.95 | 2.879 (2) | 166 |
N5—H5C···O23vii | 0.95 | 2.06 | 2.991 (3) | 166 |
N6—H6A···O14i | 0.95 | 2.01 | 2.938 (2) | 164 |
N6—H6B···O21viii | 0.95 | 1.90 | 2.849 (2) | 174 |
N6—H6C···N3 | 0.95 | 2.17 | 3.070 (2) | 158 |
C5—H5···O18iii | 0.95 | 2.56 | 3.429 (3) | 153 |
C10—H10···O1ix | 0.95 | 2.50 | 3.335 (3) | 147 |
C11—H11···O18ix | 0.95 | 2.52 | 3.427 (3) | 159 |
C19—H19···O15x | 0.95 | 2.46 | 3.266 (3) | 143 |
C25—H25···O24xi | 0.95 | 2.56 | 3.485 (3) | 165 |
C26—H26···O16xi | 0.95 | 2.56 | 3.287 (3) | 134 |
C31—H31A···N2 | 0.99 | 2.52 | 3.391 (3) | 146 |
C31—H31B···O10 | 0.99 | 2.54 | 3.175 (3) | 122 |
Symmetry codes: (i) −x+1, y+1/2, −z+1/2; (ii) −x+1, −y+1, −z+1; (iii) x, −y+3/2, z−1/2; (iv) x, −y+1/2, z−1/2; (v) x−1, −y+1/2, z−1/2; (vi) −x, y−1/2, −z+1/2; (vii) −x+1, −y+2, −z; (viii) −x+1, −y+1, −z; (ix) x−1, −y+3/2, z−1/2; (x) −x, y+1/2, −z+1/2; (xi) −x, −y, −z. |
Experimental details
Crystal data | |
Chemical formula | C3H12N22+·2C7H4NO4−·2C7H5NO4·8H2O |
Mr | 886.73 |
Crystal system, space group | Monoclinic, P21/c |
Temperature (K) | 150 |
a, b, c (Å) | 13.5425 (2), 13.5237 (2), 21.7538 (3) |
β (°) | 99.914 (1) |
V (Å3) | 3924.60 (10) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.13 |
Crystal size (mm) | 0.26 × 0.12 × 0.12 |
Data collection | |
Diffractometer | Bruker SMART 1000 |
Absorption correction | Multi-scan (SADABS; Bruker, 1998) |
Tmin, Tmax | 0.967, 0.985 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 56174, 9031, 6702 |
Rint | 0.054 |
(sin θ/λ)max (Å−1) | 0.650 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.051, 0.139, 1.02 |
No. of reflections | 9031 |
No. of parameters | 550 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.84, −0.51 |
Computer programs: SMART (Bruker, 1998), SAINT (Bruker, 1998), SHELXS97 (Sheldrick, 1997), SHELXL97 (Sheldrick, 1997), SHELXTL (Bruker, 2005).
D—H···A | D—H | H···A | D···A | D—H···A |
O2—H2A···O19 | 0.95 | 1.94 | 2.830 (2) | 154.3 |
O5—H5AA···O20 | 0.95 | 1.67 | 2.592 (2) | 163.9 |
O7—H7A···O3 | 0.95 | 1.51 | 2.455 (2) | 176.5 |
O7—H7A···O4 | 0.95 | 2.57 | 3.119 (2) | 116.8 |
O9—H9A···O22 | 0.95 | 1.64 | 2.588 (2) | 171.9 |
O11—H11A···O13i | 0.95 | 1.50 | 2.445 (2) | 177.3 |
O11—H11A···O14i | 0.95 | 2.61 | 3.181 (2) | 118.9 |
O16—H16A···O24 | 0.95 | 1.60 | 2.551 (2) | 173.7 |
O17—H17A···O15 | 0.95 | 1.90 | 2.838 (2) | 166.7 |
O17—H17A···N4 | 0.95 | 2.43 | 2.956 (2) | 114.9 |
O17—H17B···O14 | 0.95 | 1.87 | 2.821 (2) | 174.8 |
O18—H18B···O1 | 0.95 | 1.89 | 2.815 (2) | 164.3 |
O18—H18A···O17ii | 0.95 | 1.88 | 2.809 (2) | 165.8 |
O19—H19B···N1 | 0.95 | 2.22 | 3.092 (2) | 152.4 |
O19—H19A···O13i | 0.95 | 2.34 | 3.174 (2) | 146.1 |
O20—H20B···O12iii | 0.95 | 1.87 | 2.793 (2) | 164.4 |
O20—H20A···O22 | 0.95 | 1.95 | 2.875 (3) | 164.7 |
O21—H21B···O10 | 0.95 | 1.89 | 2.834 (2) | 169.8 |
O21—H21A···O19iii | 0.95 | 1.85 | 2.784 (2) | 165.8 |
O22—H22A···O21 | 0.95 | 1.88 | 2.818 (2) | 167.5 |
O22—H22B···O17iv | 0.95 | 1.81 | 2.742 (2) | 166.7 |
O23—H23B···O6 | 0.95 | 1.85 | 2.749 (2) | 156.8 |
O23—H23A···O12iii | 0.95 | 1.96 | 2.899 (2) | 169.9 |
O24—H24B···O18v | 0.95 | 1.79 | 2.706 (2) | 161.3 |
O24—H24A···O12vi | 0.95 | 1.86 | 2.761 (2) | 156.5 |
N5—H5A···N2 | 0.95 | 2.40 | 3.342 (3) | 171.1 |
N5—H5A···O6 | 0.95 | 2.61 | 3.227 (2) | 123.4 |
N5—H5B···O4 | 0.95 | 1.95 | 2.879 (2) | 166.3 |
N5—H5C···O23vii | 0.95 | 2.06 | 2.991 (3) | 166.1 |
N6—H6A···O14i | 0.95 | 2.01 | 2.938 (2) | 164.3 |
N6—H6B···O21viii | 0.95 | 1.90 | 2.849 (2) | 173.5 |
N6—H6C···N3 | 0.95 | 2.17 | 3.070 (2) | 158.3 |
C5—H5···O18iii | 0.95 | 2.56 | 3.429 (3) | 153 |
C10—H10···O1ix | 0.95 | 2.50 | 3.335 (3) | 147 |
C11—H11···O18ix | 0.95 | 2.52 | 3.427 (3) | 159 |
C19—H19···O15x | 0.95 | 2.46 | 3.266 (3) | 143 |
C25—H25···O24xi | 0.95 | 2.56 | 3.485 (3) | 165 |
C26—H26···O16xi | 0.95 | 2.56 | 3.287 (3) | 134 |
C31—H31A···N2 | 0.99 | 2.52 | 3.391 (3) | 146 |
C31—H31B···O10 | 0.99 | 2.54 | 3.175 (3) | 122 |
Symmetry codes: (i) −x+1, y+1/2, −z+1/2; (ii) −x+1, −y+1, −z+1; (iii) x, −y+3/2, z−1/2; (iv) x, −y+1/2, z−1/2; (v) x−1, −y+1/2, z−1/2; (vi) −x, y−1/2, −z+1/2; (vii) −x+1, −y+2, −z; (viii) −x+1, −y+1, −z; (ix) x−1, −y+3/2, z−1/2; (x) −x, y+1/2, −z+1/2; (xi) −x, −y, −z. |
Acknowledgements
Financial support from Ilam University and the Teacher Training University is gratefully acknowledged.
References
Aghabozorg, H., Attar Gharamaleki, J., Ghadermazi, M., Ghasemikhah, P. & Soleimannejad, J. (2007). Acta Cryst. E63, m1803–m1804. Web of Science CSD CrossRef IUCr Journals Google Scholar
Aghabozorg, H., Attar Gharamaleki, J., Ghasemikhah, P., Ghadermazi, M. & Soleimannejad, J. (2007). Acta Cryst. E63, m1710–m1711. Web of Science CSD CrossRef IUCr Journals Google Scholar
Aghabozorg, H., Daneshvar, S., Motyeian, E., Ghadermazi, M. & Attar Gharamaleki, J. (2007). Acta Cryst. E63, m2468–m2469. Web of Science CSD CrossRef IUCr Journals Google Scholar
Bruker (1998). SMART (Version 5.0), SAINT (Version 4.0) and SADABS (Version 2.0). Bruker AXS Inc., Madison, Wisconsin, USA. Google Scholar
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Sheldrick, G. M. (1997). SHELXS97 and SHELXL97. University of Göttingen, Germany. Google Scholar
This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited.
Intermolecular interactions, such as hydrogen bonding, π-π stacking, ion pairing and donor-acceptor interactions, are famous for making aggregates of molecules. Hydrogen bonding has been described as the most important interaction in supramolecular chemistry. Dicarboxylic acids possess a good potential to be used as proton donors in the synthesis of proton transfer compounds. Among these diacids, pyridine-2,6-dicarboxylic acid has been used by our research group for preparing of such compounds. For example, (pydaH)(pydcH) in which pyridine-2,6-diamine (pyda) was used as a proton acceptor. The resulting compounds with some remaining sites as electron donors can coordinate to metallic ions (Aghabozorg, Attar Gharamaleki, Ghadermazi, Ghasemikhah & Soleimannejad, 2007; Aghabozorg, Attar Gharamaleki, Ghasemikhah, Ghadermazi & Soleimannejad, 2007; Aghabozorg, Daneshvar et al., 2007).
Here we report a new proton transfer compound obtained from (pydcH2) as a proton donor and propane-1,3-diamine (pn) as an acceptor. The molecular structure of the title compound is shown in Fig. 1. The intermolecular hydrogen bond distances are listed in Table 1.
The structure of this compound contains two neutral pydcH2 molecules, two monoanionic (pydcH)-, one (pnH2)2+ species and eight uncoordinated water molecules. The negative charge of two monoanions is neutralized by dicationic propane-1,3-diaminium fragments.
A considerable π-π stacking interactions between aromatic rings of (pydcH2) and (pydcH)- fragments with centroid-centroid distances of 3.5108 (11)–3.5949 (11) Å are observed in the prepared compound (Fig. 2). A remarkable feature in the crystal structure of compound (I) is the presence of a large number of O—H···O, O—H···N, N—H···O, N—H···N, C—H···O and C—H···N hydrogen bonds interactions ranging from 2.450 (2) to 3.488 (3) Å. The shortest hydrogen bond is O11—H11A···O13 (-x + 1, y + 1/2, -z + 1/2) with D···A = 2.450 (2) Å, a very strong interaction (Table 1). These extensive hydrogen bond interactions as well as ion pairing and π-π stacking connect the different components to form a three-dimensional supramolecular structure (Fig. 3).