Research Article
Synthesis, Crystal Structure, and Characterization of Ternary Copper(II) Complex Derived from N-(salicylidene)-L-valine
Table 1
Crystal data and structure refinement for [CuL(tmpda)].
| | CCDC deposition number | 1406394 |
| | Empirical formula | C19H31CuN3O3 | | Formula weight (g/mol) | 413.01 | | Temperature (K) | 296() | | Wavelength (Å) | 0.71073 | | Crystal system, space group | Tetragonal, 43 | | Unit cell dimensions | | | , , (Å) | 10.7750(), 10.7750(), 17.8722() | | , , (°) | 90, 90, 90 | | Volume (Å3) | 2075.0() | | , calculated density (g/cm3) | 4, 1.322 | | Absorption coefficient (mm−1) | 1.075 | | 876 | | Crystal size (mm) | 0.130 × 0.220 × 0.250 | | range for data collection (°) | 1.89 to 24.98 | | Limiting indices | , , | | Reflections collected/unique | 7583/4920 | | Independent reflections | 3452 [] | | Completeness to theta = 25.00° | 100% | | Absorption correction none < 41 | Multiscan | | Max. and min. transmission | 0.8730 and 0.7750 | | Refinement method | Full-matrix least-squares on | | Refinement program | SHELXL-2014/7 (Sheldrick, 2014) | | Function minimized | | | Data/restraints/parameters | 3452/1/241 | | Goodness of fit on | 1.026 | | 0.073 | | Final indices [ > 2()] | = 0.0529, = 0.1290 | | indices (all data) | = 0.0640, = 0.1361 | | Absolute structure parameter | 1.0() | | Largest diff. peak and hole (e·Å−3) | 0.307 and −0.280 | | RMS deviation from mean | 0.053 eÅ−3 |
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