Solvent Effect on the Regulation of Urea Hydrolysis Reactions by Copper Complexes
Abstract
:1. Introduction
2. Materials and Instruments
2.1. Synthesis of Ligands (L1–L5)
2.2. General Procedure of Synthesis of CuII Chlorido Complexes
2.3. Synthesis of CuI IPerchlorate Complex
2.4. Catalysis Protocol
2.5. Ammonia Quantification
2.6. Computer Simulations
3. Results and Discussion
3.1. Probing Copper Coordination
3.2. Ligand Substitution and Electron Paramagnetic Resonance Measurements
3.3. Urea Hydrolysis as a Model Reaction: Kinetics of NH3 Formation
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Compounds | G | tcorr, ps | A, cm−1 (×10−4) | ||||
---|---|---|---|---|---|---|---|
gx | gy | gz | Ax | Ay | Az | ||
CuIIL1 | 2.0501 | 2.0932 | 2.1626 | 71.9 | 14.53 | 11.51 | 200.2 |
CuIIL2 | 2.0584 | 2.0932 | 2.1626 | 114.5 | 11.88 | 11.51 | 198.8 |
CuIIL3 | 2.0515 | 2.0932 | 2.1626 | 75.3 | 11.88 | 11.51 | 201.0 |
CuIIL4 | 2.0494 | 2.0518 | 2.2063 | 44.2 | 14.53 | 14.06 | 199.5 |
CuIIL5 | 2.0504 | 2.0932 | 2.1626 | 116.7 | 11.88 | 11.51 | 188.6 |
Compounds | a, Å | V, Å3 (×102) | ||||
---|---|---|---|---|---|---|
DCM | ACN | ACN/H2O | DCM | ACN | ACN/H2O | |
CuIIL1 | 5.55 | 4.20 | 4.38 | 7.16 | 3.10 | 3.51 |
CuIIL2 | 6.49 | 5.14 | 4.19 | 11.4 | 5.68 | 3.08 |
CuIIL3 | 5.64 | 4.69 | 4.14 | 7.51 | 4.32 | 2.97 |
CuIIL4 | 4.72 | 4.69 | 4.34 | 4.40 | 4.32 | 3.42 |
CuIIL5 | 6.53 | 4.68 | 4.48 | 11.7 | 4.29 | 3.76 |
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Castro, C.B.; Silveira, R.G.; Colombari, F.M.; de Moura, A.F.; Nascimento, O.R.; Marques Netto, C.G.C. Solvent Effect on the Regulation of Urea Hydrolysis Reactions by Copper Complexes. Chemistry 2020, 2, 525-544. https://doi.org/10.3390/chemistry2020032
Castro CB, Silveira RG, Colombari FM, de Moura AF, Nascimento OR, Marques Netto CGC. Solvent Effect on the Regulation of Urea Hydrolysis Reactions by Copper Complexes. Chemistry. 2020; 2(2):525-544. https://doi.org/10.3390/chemistry2020032
Chicago/Turabian StyleCastro, Caio B., Rafael G. Silveira, Felippe M. Colombari, André Farias de Moura, Otaciro R. Nascimento, and Caterina G. C. Marques Netto. 2020. "Solvent Effect on the Regulation of Urea Hydrolysis Reactions by Copper Complexes" Chemistry 2, no. 2: 525-544. https://doi.org/10.3390/chemistry2020032