Journal of Inclusion Phenomena and Macrocyclic Chemistry最新文献

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Investigation of the hydrogen bonded host‧‧‧guest and guest‧‧‧guest interactions present in complexes of a polyaromatic wheel-and-axle host compound with dioxane, morpholine, piperidine and pyridine 多芳轮轴主化合物与二恶烷、啉、哌啶和吡啶配合物中氢键主-客体和客体-客体相互作用的研究
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-11-21 DOI: 10.1007/s10847-023-01210-4
Benita Barton, Mino R. Caira, Jarryd Vorgers, Eric C. Hosten
{"title":"Investigation of the hydrogen bonded host‧‧‧guest and guest‧‧‧guest interactions present in complexes of a polyaromatic wheel-and-axle host compound with dioxane, morpholine, piperidine and pyridine","authors":"Benita Barton,&nbsp;Mino R. Caira,&nbsp;Jarryd Vorgers,&nbsp;Eric C. Hosten","doi":"10.1007/s10847-023-01210-4","DOIUrl":"10.1007/s10847-023-01210-4","url":null,"abstract":"<div><p>1,4-Bis(diphenylhydroxymethyl)benzene (<b>H</b>), a host compound possessing wheel-and-axle geometry, was found to possess host ability for dioxane (DIO), morpholine (MOR) and piperidine (PIP), forming inclusion compounds with each one with 1:2 host:guest ratios. This observation prompted an investigation of the host behaviour in mixtures of these guest compounds but where pyridine (PYR) was also considered (PYR was reported earlier to also form a 1:2 complex with <b>H</b>). In mixtures, <b>H</b> demonstrated significant affinities for, more especially, MOR and PIP, while DIO and PYR were usually disfavoured guest species. Single crystal X-ray diffraction experiments revealed that MOR (a favoured guest species) interacted by means of three hydrogen bonds with both adjacent guest and host molecules, plausibly explaining the host preference for this guest species; each of DIO, PYR and PIP were involved in only one interaction of this type with <b>H</b>. Total energy calculations revealed that the host-guest molecular pairs involving preferred MOR and PIP possessed significantly lower energies than those with disfavoured DIO and PYR. Thermal analyses demonstrated that the complex containing the least favoured guest compound, <b>H</b>‧2(DIO), possessed the lowest thermal stability of the four complexes, but these experiments did not clearly explain the affinity of <b>H</b> for MOR.</p></div>","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"104 1-2","pages":"15 - 24"},"PeriodicalIF":2.3,"publicationDate":"2023-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s10847-023-01210-4.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138538528","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}
引用次数: 0
Reversible manipulation of organic dye aggregation through acyclic cucurbit[n]uril-based host-guest complexation 通过无环葫芦[n]脲基主-客体络合的可逆操作有机染料聚集
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-11-15 DOI: 10.1007/s10847-023-01209-x
Wen-Chang Peng, Hui Wang, Dan-Wei Zhang, Zhan-Ting Li, Da Ma
{"title":"Reversible manipulation of organic dye aggregation through acyclic cucurbit[n]uril-based host-guest complexation","authors":"Wen-Chang Peng,&nbsp;Hui Wang,&nbsp;Dan-Wei Zhang,&nbsp;Zhan-Ting Li,&nbsp;Da Ma","doi":"10.1007/s10847-023-01209-x","DOIUrl":"10.1007/s10847-023-01209-x","url":null,"abstract":"<div><p>We use a highly water-soluble acyclic cucurbit[<i>n</i>]uril <b>ACB-01</b> that bears eight carboxylate groups. <b>ACB-01</b> has excellent solubility in water and high affinity to the cyanine dyes pseudoisocyanine (<b>PIC</b>) and pinacyanol (<b>PIN</b>) to afford 1:1 complexes. The complexation has been studied by UV–vis absorption, fluorescence and nuclear magnetic resonance (NMR) spectroscopy, and the binding constants (<i>K</i><sub>a</sub>) are determined to be (1.54 ± 0.15) × 10<sup>6</sup> M<sup>−1</sup> and (6.09 ± 0.82) × 10<sup>5</sup> M<sup>−1</sup>, respectively. This complexation leads to the inhibition of the J-aggregation of <b>PIC</b> and H-aggregation of <b>PIN</b>. However, competitive guests methyl viologen and 1-adamantanamine hydrochloride can recover their respective J- and H-aggregation due to more stable complexation occurs between them and <b>ACB-01</b>. Thus, we have established a new method of reversibly controlling dye aggregation by regulating the concentration of <b>ACB-01</b> and competitive guests.</p><h3>Graphical abstract</h3><div><figure><div><div><picture><source><img></source></picture></div></div></figure></div></div>","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"104 1-2","pages":"7 - 13"},"PeriodicalIF":2.3,"publicationDate":"2023-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138538465","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}
引用次数: 0
Complexes of cationic non-symmetric porphyrin with synthetic and natural nucleic acids 阳离子非对称卟啉与合成核酸和天然核酸的配合物
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-11-10 DOI: 10.1007/s10847-023-01207-z
Natalya Sh. Lebedeva, Elena S. Yurina, Sabir S. Guseinov, Sergey A. Syrbu
{"title":"Complexes of cationic non-symmetric porphyrin with synthetic and natural nucleic acids","authors":"Natalya Sh. Lebedeva,&nbsp;Elena S. Yurina,&nbsp;Sabir S. Guseinov,&nbsp;Sergey A. Syrbu","doi":"10.1007/s10847-023-01207-z","DOIUrl":"10.1007/s10847-023-01207-z","url":null,"abstract":"<div><p>Porphyrins, owing to their unique physicochemical properties, hold great potential as candidates for the synthesis of new materials and active pharmaceutical drugs. The introduction of functional groups into porphyrin structures enables the creation of novel compounds with finely tuned structural and optical properties, as well as complex-forming abilities. In this study, spectral and thermochemical investigations were conducted to explore the complex formation of 5-[4′-(<i>N</i>-methyl-1″,3″-benzoimidazol-2″-yl)phenyl]-10,15,20-tris-(<i>N</i>-methyl-3′-pyridyl)porphyrin triiodide with synthetic (poly[d(GC)2], poly[d(AT)2]) and natural (ssDNA, ctDNA) nucleic acids. It was observed that the porphyrin forms complexes with poly[d(AT)2] and ssDNA, localized within the major groove of the biopolymer. Additionally, the porphyrin forms multiple intercalation complexes with varying geometries when interacting with poly[d(GC)2] and ctDNA. These findings demonstrate a new potential for enhancing the selective binding of ligands with nucleic acids (NA). Moreover, the study highlights the methodological aspect that establishing the type of formed complexes based on ligands’ electronic absorption spectra, known as “fingerprints,“ may lead to incorrect conclusions.</p></div>","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"103 11-12","pages":"429 - 440"},"PeriodicalIF":2.3,"publicationDate":"2023-11-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135137271","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}
引用次数: 0
Correction: Synthesis of functional (thia)calix[4]arene derivatives using modular azide-alkyne cycloaddition approach 修正:采用模块化叠氮化物-炔环加成法合成功能化(thia)杯[4]芳烃衍生物
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-11-07 DOI: 10.1007/s10847-023-01202-4
Egor Makarov, Zarina Iskhakova, Vladimir Burilov, Svetlana Solovieva, Igor Antipin
{"title":"Correction: Synthesis of functional (thia)calix[4]arene derivatives using modular azide-alkyne cycloaddition approach","authors":"Egor Makarov,&nbsp;Zarina Iskhakova,&nbsp;Vladimir Burilov,&nbsp;Svetlana Solovieva,&nbsp;Igor Antipin","doi":"10.1007/s10847-023-01202-4","DOIUrl":"10.1007/s10847-023-01202-4","url":null,"abstract":"","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"103 9-10","pages":"355 - 368"},"PeriodicalIF":2.3,"publicationDate":"2023-11-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135475809","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}
引用次数: 0
Chemically controlled self-assembly behaviors of dibenzo-24-crown-8 bearing ammonium salt moiety 含二苯并-24-冠-8铵盐基团的化学控制自组装行为
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-11-04 DOI: 10.1007/s10847-023-01208-y
Xia Tian, Jianrong Han, Sheng wei Zhou, Yupeng Wang, Yuting Li, Chengbin Wang, Wei Su, Shouxin Liu
{"title":"Chemically controlled self-assembly behaviors of dibenzo-24-crown-8 bearing ammonium salt moiety","authors":"Xia Tian,&nbsp;Jianrong Han,&nbsp;Sheng wei Zhou,&nbsp;Yupeng Wang,&nbsp;Yuting Li,&nbsp;Chengbin Wang,&nbsp;Wei Su,&nbsp;Shouxin Liu","doi":"10.1007/s10847-023-01208-y","DOIUrl":"10.1007/s10847-023-01208-y","url":null,"abstract":"<div><p>A novel [c2] daisy chain was successfully constructed by the hermaphroditic monomer of dibenzo[24]-crown-8 (DB24C8) derivative bearing secondary ammonium salt (1) from the analysis of the solution-phase behavior of parent monomers and single-crystal X-ray analysis. <sup>1</sup>H NMR spectroscopy was employed to show that the crown ether moiety and the secondary ammonium salt unit underwent acid–base and alkali metal cation dependent switches. The complexation behavior of this hermaphroditic monomer in the solution was further demonstrated to exhibit the controlled photophysical behavior as a reversible luminescent switch in the presence of acids or bases. Solid morphology was determined by SEM.</p></div>","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"103 11-12","pages":"441 - 450"},"PeriodicalIF":2.3,"publicationDate":"2023-11-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135773674","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}
引用次数: 0
β-Cyclodextrins bearing ethylene glycol chains at their primary side: their preparations and evaluation as solubilizing agents for 17-β-estradiol and nuclear magnetic resonance structural analysis of a 17-β-estradiol inclusion complex 主侧含有乙二醇链的β-环糊精:作为 17-β-estradiol 增溶剂的制备和评估以及 17-β-estradiol 包合物的核磁共振结构分析
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-10-31 DOI: 10.1007/s10847-023-01206-0
Yoshiki Oda, Junki Nakagawa, Kaname Kasturaya, Takashi Yamanoi
{"title":"β-Cyclodextrins bearing ethylene glycol chains at their primary side: their preparations and evaluation as solubilizing agents for 17-β-estradiol and nuclear magnetic resonance structural analysis of a 17-β-estradiol inclusion complex","authors":"Yoshiki Oda,&nbsp;Junki Nakagawa,&nbsp;Kaname Kasturaya,&nbsp;Takashi Yamanoi","doi":"10.1007/s10847-023-01206-0","DOIUrl":"10.1007/s10847-023-01206-0","url":null,"abstract":"<div><p>In this study, we designed and prepared two new β-cyclodextrins (<b>1</b> and <b>2</b>) bearing ethylene glycol chains to develop highly water-soluble cyclodextrins. They had excellent water solubility and could successfully dissolve 17-β-estradiol in water, which was considered a poorly soluble drug model. Additionally, the nuclear magnetic resonance structural analysis of a mixed sample of 17-β-estradiol and <b>1</b> in D<sub>2</sub>O–H<sub>2</sub>O suggested two different types of inclusion complexes with different 17-β-estradiol molecule orientations inside the cavity of <b>1</b>.</p><h3>Graphical abstract</h3>\u0000<div><figure><div><div><picture><source><img></source></picture></div></div></figure></div></div>","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"103 11-12","pages":"421 - 428"},"PeriodicalIF":2.3,"publicationDate":"2023-10-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135809681","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}
引用次数: 0
Macroscopic supramolecular self-assembly detection based on HALCON machine vision 基于HALCON机器视觉的宏观超分子自组装检测
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-10-27 DOI: 10.1007/s10847-023-01205-1
Yajun Zhang, Jiadong He, Fengsheng Huang, Yanbo Lu, Cheng Yu, Zhiming Jin
{"title":"Macroscopic supramolecular self-assembly detection based on HALCON machine vision","authors":"Yajun Zhang,&nbsp;Jiadong He,&nbsp;Fengsheng Huang,&nbsp;Yanbo Lu,&nbsp;Cheng Yu,&nbsp;Zhiming Jin","doi":"10.1007/s10847-023-01205-1","DOIUrl":"10.1007/s10847-023-01205-1","url":null,"abstract":"<div><p>Macroscopic supramolecular self-assembly (MSSA) has emerged as a new area of research in the field of supramolecular chemistry. The construction of macroscopic supramolecular structures using interfacial assembly by modifying functional groups on the surface of macromolecules and exploiting the weak interactions between surface functional groups is gaining more and more attention. With the advancement of gel technology, significant progress has been made in MSSA. However, MSSA still faces challenges such as low detection efficiency and accuracy. In this paper, a MSSA detection technique based on HALCON machine vision is designed. The technique first locates the hydrogel block (HB) by shape-based template matching and then uses machine vision techniques to detect whether the HBs are assembled. Finally, through the self-assembly judgment and detection of 500 groups of HBs, the results show that the technology can efficiently and accurately complete the MSSA detection function, which is of great significance for the development of supramolecular chemistry.</p></div>","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"103 11-12","pages":"407 - 419"},"PeriodicalIF":2.3,"publicationDate":"2023-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136234747","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}
引用次数: 0
Gamma-cyclodextrin functionalized silver nanoparticle-based colorimetric assay for the determination of metformin in pharmaceutical samples 基于γ -环糊精功能化银纳米粒子的比色法测定药品样品中的二甲双胍
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-10-13 DOI: 10.1007/s10847-023-01204-2
Pervin Işik Bilgili, Saliha Esin Çelik, Reşat Apak
{"title":"Gamma-cyclodextrin functionalized silver nanoparticle-based colorimetric assay for the determination of metformin in pharmaceutical samples","authors":"Pervin Işik Bilgili,&nbsp;Saliha Esin Çelik,&nbsp;Reşat Apak","doi":"10.1007/s10847-023-01204-2","DOIUrl":"10.1007/s10847-023-01204-2","url":null,"abstract":"<div><p>Metformin hydrochloride (MET) (N,N-dimethylbiguanide) is an antidiabetic drug and widely used for treating worldwide disease, Type 2 diabetes. MET shows significant benefits for human health such as reducing high blood sugar and cholesterol/triglyceride levels, treating for polycystic ovary syndrome and having anticancer and antiaging effects. In this study, a facile colorimetric determination of metformin in drug preparations was carried out by environmentally friendly gamma-cyclodextrin (γ-CD) stabilized silver nanoparticles (CD-AgNPs). Gamma-cyclodextrin was used for the formation of AgNPs as both the metal salt − reducing and nanoparticle − stabilizing agent. As a visual optical probe, well-dispersed spherical yellow-colored CD-AgNPs (at an average particle size of 10 ± 2 nm) showing maximal surface plasmon resonance absorption at 405 nm was synthesized by one-step method. In the presence of metformin, dispersed AgNPs get aggregated, and a controlled destabilization of CD-AgNPs and core-centered growth of Ag(0) atoms (20 ± 2 nm) were observed a result of host-guest interaction between CD-AgNPs and metformin. Non-covalent hydrogen bonding between the hydroxyl groups of CD-AgNPs (in the outer cavity) and the guanidine groups of MET enables the CDs to form a host-guest inclusion complexation followed by aggregation leading to color change from yellow to orange and an increase of the absorbance at 550 nm. Inclusion complex formation was characterized by using FTIR, UV-Vis spectroscopy, DSC and STEM techniques. Under optimized conditions, the absorbance ratio at A<sub>550 nm</sub>/A<sub>405 nm</sub> was linearly correlated to the concentration of metformin in the range of 0.2–1.25 µM. The proposed assay showed high sensitivity with 42 nM detection limit. The method was selective toward possible interferents (potassium, carbonate, sulfate, chloride and sodium ions, urea, glucose) and also successfully applied to conventional drug samples including MET. The results obtained by proposed, reference and HPLC assays were analyzed statistically using the two-way ANOVA test to demonstrate their agreement with each other at 95% confidence level (P = 0.05, F<sub>exp</sub> = 0.068, F<sub>crit(table)</sub> = 6.943, F<sub>exp</sub> &lt; F<sub>crit(table)</sub>). MET contents (mg) of drug samples in tablet form were determined with high accuracy (REC% 97.3-100.7) and reproducibility (RSD% 1.49–2.78). It is noteworthy that the developed CD-AgNP − based colorimetric method seems to be of higher or comparable sensitivity compared to other nanoparticle − based optical assays.</p></div>","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"103 9-10","pages":"393 - 405"},"PeriodicalIF":2.3,"publicationDate":"2023-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135858598","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}
引用次数: 0
Highly conductive MXene/Ag nanowire/UV-resin/polycarbonate flexible transparent electrode for capacitive sensors 用于电容式传感器的高导电性 MXene/Ag 纳米线/紫外线树脂/聚碳酸酯柔性透明电极
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-09-26 DOI: 10.1007/s10847-023-01203-3
Ho-Jung Jeong, Young Hyun Song, Hyeon Woo Kim, Yangkyu Park
{"title":"Highly conductive MXene/Ag nanowire/UV-resin/polycarbonate flexible transparent electrode for capacitive sensors","authors":"Ho-Jung Jeong,&nbsp;Young Hyun Song,&nbsp;Hyeon Woo Kim,&nbsp;Yangkyu Park","doi":"10.1007/s10847-023-01203-3","DOIUrl":"10.1007/s10847-023-01203-3","url":null,"abstract":"<div><p>In the field of wearable electronics, MXenes have emerged as promising two-dimensional (2D) materials, exhibiting exceptional properties such as metallic conductivity, water dispersibility, thermal stability, mechanical stability, and high optical transmittance. In this study, we present a unique flexible transparent conductive electrode (FTCE) composed of MXene, Ag nanowire (AgNW), ultraviolet resin (UV-resin), and polycarbonate (PC). Our fabrication process involves a roll-to-roll process and entirely solution-based methods including UV-resin dispensing, AgNW solution coating, and FTCE dipping in an MXene solution, providing a cost-effective manufacturing approach. Notably, compared to the pure AgNW-based FTCE, the proposed FTCE incorporating an MXene concentration of 5 mg/mL showed a significant enhancement of 40% in electrical conductivity, while the FTCE with a concentration of 2 mg/mL exhibited an improved figure of merit. Furthermore, we successfully demonstrate an embedded system integrating the FTCE-based capacitive touch and proximity sensor. These achievements in optoelectronic performance signify a tremendous potential for the development of high-performance flexible devices.</p></div>","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"104 5-6","pages":"307 - 315"},"PeriodicalIF":2.3,"publicationDate":"2023-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134961129","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}
引用次数: 0
A note on false Scott-test positives for uril-based macrocycles 关于基于uril的大循环的假斯科特测试阳性的说明
IF 2.3 4区 化学
Journal of Inclusion Phenomena and Macrocyclic Chemistry Pub Date : 2023-09-04 DOI: 10.1007/s10847-023-01201-5
Giovanni Batista de Santana Dias, Vitor Granero Lago, Grégoire Jean-François Demets
{"title":"A note on false Scott-test positives for uril-based macrocycles","authors":"Giovanni Batista de Santana Dias,&nbsp;Vitor Granero Lago,&nbsp;Grégoire Jean-François Demets","doi":"10.1007/s10847-023-01201-5","DOIUrl":"10.1007/s10847-023-01201-5","url":null,"abstract":"<div><p>This short note shows that the Scott test, which is widely used for the detection of cocaine by authorities, produces false-positives for the entire series of cucurbit[<i>n</i>]uril-type uril macrocycles and also for hemi-cucurbit[<i>n</i>]uril. For analogous macrocycles such as bambus[6]uril and biotin[6]uril this does not happen. This is a wake-up call to the scientific community and international authorities.</p></div>","PeriodicalId":638,"journal":{"name":"Journal of Inclusion Phenomena and Macrocyclic Chemistry","volume":"103 11-12","pages":"451 - 453"},"PeriodicalIF":2.3,"publicationDate":"2023-09-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41875711","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}
引用次数: 0
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