Double Type Detection of Triiodide and Iodide Ions Using a Manganese(III) Porphyrin as a Sensitive Compound
Abstract
:1. Introduction
2. Materials and Methods
2.1. Chemical Reagents
2.2. Manganese Porphyrin (5-(4-Carboxy-phenyl)-10,15,20-tris-(4-phenoxy-phenyl)-porphyrinmanganese(III) Chloride, Mn(III)Cl-COOH-TPOPP, Synthesis
2.3. Triiodide Ions Preparation
2.4. Polymeric Membrane Preparation
2.5. Real Sample Preparation
2.6. Apparatus
3. Results and Discussion
3.1. UV-Vis Monitorization of Mn(III)Cl-COOH-TPOPP Synthesis
3.2. Comparison of the FT-IR Spectra of COOH-TPOPP and Mn(III)Cl-COOH-TPOPP
3.3. 1H-NMR of Mn(III)Cl-COOH-TPOPP Structure
3.4. Optical Detection of Iodide Anions
3.4.1. Proposed Mechanism for Triiodide Recognition
3.4.2. Study of the Influence of Potential Interfering Species on the Spectroscopic Detection of Triiodide
3.5. AFM Investigation of Mn(III)Cl-COOH-TPOPP before and after Treatment with Triiodide Anion
3.6. Potentiometric Detection of Iodide Anions
3.6.1. Proposed Mechanism for the Recognition of Iodide Anions by the Mn(III)Cl-COOH-TPOPP Ionophore
3.6.2. Study of Selectivity Coefficients
3.6.3. Analytical Application
3.6.4. Potentiometric Determination of Iodide Ions Using Different Sensing Materials
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Ionophore (g) | Plasticizer (g) | NaTPB (g) | PVC | THF (mL) | ||
---|---|---|---|---|---|---|
0.0045 | DOP | o-NPOE | DOS | 0.0009 | 0.1485 | 2 |
0.303 | ||||||
0.288 | ||||||
0.333 |
Sensor | Anion | Selectivity Coefficients (10−3 M) |
---|---|---|
DOP | 0.00 | |
−3.12 | ||
−2.84 | ||
−3.26 | ||
−3.07 | ||
−2.78 |
Samples | Sample Amount Labeled (mg) | Potentiometric Detection a (mg) |
---|---|---|
Iod Forte 600 (Pharmapharm, Targu-Mures, Romania) | 0.600 | 0.597 ± 0.2 |
KI + Silymarin (Arena Group SA, Bucuresti, Romania) | 1 | 0.95 ± 0.1 |
Synthetic sample | 100 | 98 ± 0.9 |
Ionophore/Electrode | Detection Limit (mol/L) | Detection Domain (mol/L) | Ref. |
---|---|---|---|
N,N′-disalicylidene-1,2-phenylendiamine dianion | 1.0 × 10−5 | 10−5–1 | [64] |
5,5′-(((5-((1-benzyl-5-iodo-1H-1,2,3-triazol-4-yl)methoxy)-1,3-phenylene)bis(oxy))bis(methylene))bis(1-benzyl-4-iodo-1H-1,2,3-triazole) | 1.25 × 10−6 | 10−9–10−1 | [65] |
N-(4,6-Dimethyl-pyrimidin-2-yl)-4-[(2-hydroxybenzylidene)amino] benzene sulfonamide copper(II) dihydrated complex | 3.2 × 10−6 | - | [66] |
Combined iodide commercial electrode (Hanna, RI, USA) | 1.39 × 10−6 | 2.5 × 10−6–1.0 × 10−3 | [67] |
Imidazolidine-2tion | 7 × 10−7 | 1 × 10−6–1 × 10−1 | [68] |
Dichloro[1,1′-bis(diphenylphosphino)ferrocene]palladium(II) complex | 2.9 × 10−8 | 1.0 × 10−6–1.0 × 10−1 | [69] |
Mn(III)Cl-COOH-TPOPP namely 5-(4-carboxy-phenyl)-10,15,20-tris-(4-phenoxy-phenyl)-porphyrinmanganese(III) chloride | 8 × 10−6 | 1.0 × 10−5–1.0 × 10−1 | This work |
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Anghel, D.; Epuran, C.; Fringu, I.; Fratilescu, I.; Lascu, A.; Macsim, A.-M.; Chiriac, V.; Gherban, M.; Vlascici, D.; Fagadar-Cosma, E. Double Type Detection of Triiodide and Iodide Ions Using a Manganese(III) Porphyrin as a Sensitive Compound. Sensors 2024, 24, 5517. https://doi.org/10.3390/s24175517
Anghel D, Epuran C, Fringu I, Fratilescu I, Lascu A, Macsim A-M, Chiriac V, Gherban M, Vlascici D, Fagadar-Cosma E. Double Type Detection of Triiodide and Iodide Ions Using a Manganese(III) Porphyrin as a Sensitive Compound. Sensors. 2024; 24(17):5517. https://doi.org/10.3390/s24175517
Chicago/Turabian StyleAnghel, Diana, Camelia Epuran, Ionela Fringu, Ion Fratilescu, Anca Lascu, Ana-Maria Macsim, Vlad Chiriac, Mihaela Gherban, Dana Vlascici, and Eugenia Fagadar-Cosma. 2024. "Double Type Detection of Triiodide and Iodide Ions Using a Manganese(III) Porphyrin as a Sensitive Compound" Sensors 24, no. 17: 5517. https://doi.org/10.3390/s24175517