Journal of Porphyrins and Phthalocyanines最新文献

{"title":"Structural, photophysical, and electrochemical redox properties of meso-tetrakis(pentafluorophenyl)porphyrins","authors":"Ankit Kumar Deval, Muniappan Sankar","doi":"10.1142/s1088424624500019","DOIUrl":"https://doi.org/10.1142/s1088424624500019","url":null,"abstract":"<p>This study delineates the synthesis and comprehensive characterization of metal complexes of <i>meso</i>-tetrakis(pentafluorophenyl)porphyrin (H<sub>2</sub>TPF<span><math altimg=\"eq-00001.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mn>2</mn><mn>0</mn></mrow></msub></math></span><span></span>P, <b>1</b>) with first-row transition metal ions (M = Mn(III) <b>2</b>, Fe(III) <b>3</b>, Co(II) <b>4</b>, Ni(II) <b>5</b>, Cu(II) <b>6</b>, and Zn(II) <b>7</b>) to elucidate their structural, electronic spectral, and electrochemical redox properties. Co, Ni, Cu and Zn Complexes exhibit planar structure (<span><math altimg=\"eq-00002.gif\" display=\"inline\" overflow=\"scroll\"><mi mathvariant=\"normal\">Δ</mi></math></span><span></span>24 = 0.003-0.021 Å and <span><math altimg=\"eq-00003.gif\" display=\"inline\" overflow=\"scroll\"><mi mathvariant=\"normal\">Δ</mi></math></span><span></span>C<span><math altimg=\"eq-00004.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mi>β</mi></mrow></msub></math></span><span></span> = 0.004−0.041 Å) which is also confirmed by the single crystal data of complex ZnTPF<span><math altimg=\"eq-00005.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mn>2</mn><mn>0</mn></mrow></msub></math></span><span></span>P, <b>7</b> shows the planar geometry, while Fe and Mn complexes show the slightly nonplanar structure (<span><math altimg=\"eq-00006.gif\" display=\"inline\" overflow=\"scroll\"><mi mathvariant=\"normal\">Δ</mi></math></span><span></span>24 = 0.101–0.143 Å and <span><math altimg=\"eq-00007.gif\" display=\"inline\" overflow=\"scroll\"><mi mathvariant=\"normal\">Δ</mi></math></span><span></span>C<span><math altimg=\"eq-00008.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mi>β</mi></mrow></msub></math></span><span></span> = 0.080–0.112 Å), which are distorted due to their occupied axial sites by −Cl ligand as revealed by density functional theory (DFT) calculations. Furthermore, electronic spectroscopy revealed a gradual bathochromic shift following the order of NiTPF<span><math altimg=\"eq-00009.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mn>2</mn><mn>0</mn></mrow></msub></math></span><span></span>P < CoTPF<span><math altimg=\"eq-00010.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mn>2</mn><mn>0</mn></mrow></msub></math></span><span></span>P < CuTPF<span><math altimg=\"eq-00011.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mn>2</mn><mn>0</mn></mrow></msub></math></span><span></span>PCl < H<sub>2</sub>TPF<span><math altimg=\"eq-00012.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mn>2</mn><mn>0</mn></mrow></msub></math></span><span></span>P = FeTPF<span><math altimg=\"eq-00013.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mn>2</mn><mn>0</mn></mrow></msub></math></span><span></span>PCl < ZnTPF<span><math altimg=\"eq-00014.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow>","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"82 1","pages":""},"PeriodicalIF":1.5,"publicationDate":"2024-02-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140156496","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Photodynamic antimicrobial activities of a series of meso-substituted 2,6-dibrominated 1,3,5,7-tetramethylBODIPY dyes","authors":"Aviwe K. May, Bokolombe P. Ngoy, John Mack, Tebello Nyokong","doi":"10.1142/s1088424623501316","DOIUrl":"https://doi.org/10.1142/s1088424623501316","url":null,"abstract":"<p>The photodynamic antimicrobial chemotherapy (PACT) activities of seven 1,3,5,7-tetramethyl-2,6-dibromoBODIPY dyes with 4-acetamidophenyl (<b>2a</b>), 2-iodophenyl (<b>2b</b>), 3-iodophenyl (<b>2c</b>), 4-iodophenyl (<b>2d</b>), 2-bromophenyl (<b>2e</b>), 5-bromothien-2-yl (<b>2f</b>), and methylphenyl ester (<b>2g</b>) <i>meso</i>-substituents were studied against <i>Staphylococcus aureus</i> through irradiation with a 530 nm Thorlabs M530L3 light emitting diode (LED) (110 mW.cm<span><math altimg=\"eq-00001.gif\" display=\"inline\" overflow=\"scroll\"><msup><mrow></mrow><mrow><mo stretchy=\"false\">−</mo><mn>2</mn></mrow></msup><mo stretchy=\"false\">)</mo></math></span><span></span> to identify structure-property relationships related to modifying the <i>meso</i>-substituent. Significant differences are observed in the log<span><math altimg=\"eq-00002.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mn>1</mn><mn>0</mn></mrow></msub></math></span><span></span> reduction values obtained with 1 <span><math altimg=\"eq-00003.gif\" display=\"inline\" overflow=\"scroll\"><mi>μ</mi></math></span><span></span>M of <b>2a</b> exhibiting the highest PACT activity with a value of 9.60 after 15 min of photoirradiation. In contrast, log<span><math altimg=\"eq-00004.gif\" display=\"inline\" overflow=\"scroll\"><msub><mrow></mrow><mrow><mn>1</mn><mn>0</mn></mrow></msub></math></span><span></span> reduction values &lt; 1.20 were obtained after 60 min of photoirradiation for iodophenyl dyes <b>2b-2d</b>. The data demonstrate that the singlet oxygen quantum yield of the dye is not the most important factor determining the PACT activity properties.</p>","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"16 1","pages":""},"PeriodicalIF":1.5,"publicationDate":"2024-01-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140152576","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A Young Infant with Skin Blisters Like Dew Drops Over Rose Petals.","authors":"Chetan Khare, Ambalakkuthan Murugesan","doi":"10.5001/omj.2023.118","DOIUrl":"10.5001/omj.2023.118","url":null,"abstract":"","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"21 1","pages":"e581"},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10800744/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70682260","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Structure, acidic properties and the coordination ability of sapphyrin with an unsymmetric substitution system","authors":"Yulia B. Ivanova, S. Pukhovskaya, M. M. Lukanov, A. Semeikin, A. Vashurin, Sergey A. Syrbua","doi":"10.1142/s1088424623501298","DOIUrl":"https://doi.org/10.1142/s1088424623501298","url":null,"abstract":"","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"457 ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2023-11-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139249689","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Electrocatalytic oxidation of petroleum, toluene and xylene on the Ni-porphyrin-modified graphite electrode","authors":"Arezo Bahrami, Majid Jafarian, G. S. Ferdowsi, Saeed Rayati","doi":"10.1142/s1088424623501304","DOIUrl":"https://doi.org/10.1142/s1088424623501304","url":null,"abstract":"","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"203 ","pages":""},"PeriodicalIF":1.5,"publicationDate":"2023-11-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139249680","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"An evaluation of systematic and random errors in ultrasound estimated fetal weight during serial ultrasound.","authors":"Nicholas John Dudley, Sucheta Jindal, Helen Varley","doi":"10.1177/1742271X221139796","DOIUrl":"10.1177/1742271X221139796","url":null,"abstract":"<p><strong>Introduction: </strong>Ultrasound estimated fetal weight is increasingly being used in the monitoring of fetal growth. Large systematic and random errors in estimated fetal weight have been reported; these may have an impact on the accuracy of fetal growth monitoring. The aim of this study was to attempt to evaluate these systematic and random errors by analysis of serial ultrasound data.</p><p><strong>Methods: </strong>Ultrasound measurements and birthweights were retrospectively collected for 100 unselected patients who had undergone serial ultrasound. Birthweights were used to calculate expected fetal growth trajectories using a method for generating growth charts based on customised birthweights. Estimated fetal weight results were then compared with the expected growth trajectories to evaluate systematic and random differences.</p><p><strong>Results: </strong>Incomplete measurement sets were excluded, reducing the number of scans to less than three for 13 subjects. A further 17 subjects with suspected pathological growth trajectories were excluded. The final analysis included 70 subjects with a total of 246 scans. The mean difference between estimated fetal weight and expected weight over three to six scans ranged from -17.5% to 38.3% with a mean of 8.4%, representing the systematic difference. The standard deviation of these differences ranged from 0.4% to 21% with a mean of 4.3%, representing random difference.</p><p><strong>Conclusion: </strong>Systematic and random differences between estimated fetal weight and expected fetal weight are significant and make interpretation of fetal growth difficult. Further improvements to formulae and growth curves are required and audit of fetal measurements is essential to service improvement.</p>","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"21 1","pages":"259-265"},"PeriodicalIF":4.4,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10621486/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72984863","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of π-extension and halogenation on the optical limiting properties of <i>meso</i>-pyrenylBODIPYdyes","authors":"Gugu Kubheka, John Mack, Tebello Nyokong","doi":"10.1142/s1088424623501274","DOIUrl":"https://doi.org/10.1142/s1088424623501274","url":null,"abstract":"","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"27 ","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135869826","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Photoinduced energy transfer in sulfur-based heterocyclic compounds and corrole dyads","authors":"Swathi Nenavath, B. Shivaprasad Achary, Lingamallu Giribabu","doi":"10.1142/s1088424623501286","DOIUrl":"https://doi.org/10.1142/s1088424623501286","url":null,"abstract":"","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"64 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135869918","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Steric effect on the photoreaction of chromium(III) porphyrin complexes with imidazole ligands","authors":"Mari Maeda, Kaiki Nakayama, Daiki Uehara, Mikio Hoshino, Masahiko Inamo","doi":"10.1142/s1088424623501262","DOIUrl":"https://doi.org/10.1142/s1088424623501262","url":null,"abstract":"","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"57 6","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135366156","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Bathochromically shifted absorption and near IR emission in bismuth(III) porphyrins with <i>meso</i>-fluorophenyl and methoxyphenyl substitutions","authors":"Noah Holzer, Amanda Brown, Jam Riyan Hamza, Jatan K. Sharma, Francis D'Souza, Prashanth K. Poddutoori","doi":"10.1142/s1088424623501250","DOIUrl":"https://doi.org/10.1142/s1088424623501250","url":null,"abstract":"","PeriodicalId":16876,"journal":{"name":"Journal of Porphyrins and Phthalocyanines","volume":"78 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135366157","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}