Research Article
Crystal Structure and Thermal Behavior of Two New Supramolecular Complexes Templated with 1,2,4,5-Benzenetetracarboxylic Acid
Table 1
Crystallographic data for complexes 1 and 2.
| Compound | 1 | 2 |
| Empirical formula | C15H19N2O9Ni | C15H16N2O9Co | Formula weight | 430.03 | 430.25 | Crystal dimensions/mm | | | Crystal system | Monoclinic | Monoclinic | Space group | C2/c | C2/c | a/Å | 19.895 (3) | 20.061 (2) | b/Å | 11.2693 (19) | 11.3404 (12) | c/Å | 15.589 (3) | 15.6579 (17) | α/° | 90.00 | 90.00 | β/° | 94.829 (2) | 95.449 (2) | γ/° | 90.00 | 90.00 | V/Å3 | 3482.6 (10) | 3546.0 (7) | Z | 8 | 8 | /mg·m−3 | 1.640 | 1.612 | Absorption coefficient/mm−1 | 1.168 | 1.021 | F(000) | 1784 | 2156 | T/K | 296 (2) | 296 (2) | Reflections collected | 22849 | 23377 | Reflections unique | 3340 | 3535 | Rint | 0.0537 | 0.0440 | Parameters | 289 | 255 | Goodness-of-fit on F2 | 1.027 | 1.053 | () | 0.0365 | 0.0440 | | 0.0930 | 0.1272 | (Δρ)max (e·Å−3) | 0.410 | 1.093 | (Δρ)min (e·Å−3) | −0.414 | −0.646 |
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