Journal articles on the topic 'Crown ethers'
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Mao, Hua, John B. Thorne, Jennifer S. Pharr, and Robert E. Gawley. "Effect of crown ether ring size on binding and fluorescence response to saxitoxin in anthracylmethyl monoazacrown ether chemosensors." Canadian Journal of Chemistry 84, no. 10 (October 1, 2006): 1273–79. http://dx.doi.org/10.1139/v06-093.
Full textPranowo, Harno Dwi, and Chairil Anwar. "INTERACTION BETWEEN Li+ CATION WITH CROWN ETHERS OF Bz15C5, DBz16C5 AND DBz18C6: MOLECULAR MODELING BASE ON MNDO/d SEMIEMPIRICAL METHOD." Indonesian Journal of Chemistry 3, no. 1 (June 7, 2010): 55–66. http://dx.doi.org/10.22146/ijc.21906.
Full textFronczek, Frank R., Richard D. Gandour, Thomas M. Fyles, Philippa J. Hocking, Susan J. McDermid, and P. Daniel Wotton. "Polycarboxylate crown ethers from meso-tartaric acid." Canadian Journal of Chemistry 69, no. 1 (January 1, 1991): 12–19. http://dx.doi.org/10.1139/v91-003.
Full textLu, Zhongyuan, Benjamin A. Jackson, and Evangelos Miliordos. "Ab Initio Calculations on the Ground and Excited Electronic States of Thorium–Ammonia, Thorium–Aza-Crown, and Thorium–Crown Ether Complexes." Molecules 28, no. 12 (June 12, 2023): 4712. http://dx.doi.org/10.3390/molecules28124712.
Full textZimnicka, Magdalena M. "Crown ethers as shift reagents in peptide epimer differentiation –conclusions from examination of ac-(H)FRW-NH2 petide sequences." International Journal for Ion Mobility Spectrometry 23, no. 2 (October 2020): 177–88. http://dx.doi.org/10.1007/s12127-020-00271-2.
Full textSzemenyei, Balázs, Balázs Novotny, Sarolta Zsolnai, Zsombor Miskolczy, László Biczók, Attila Takács, László Kollár, László Drahos, Ildikó Móczár, and Péter Huszthy. "Push or Pull for a Better Selectivity? A Study on the Electronic Effects of Substituents of the Pyridine Ring on the Enantiomeric Recognition of Chiral Pyridino-18-Crown-6 Ethers." Symmetry 12, no. 11 (October 30, 2020): 1795. http://dx.doi.org/10.3390/sym12111795.
Full textAnantanarayan, Ashok, and Thomas M. Fyles. "Polycarboxylate diaza crown ethers derived from R,R-(+)-tartaric acid: synthesis and complexation of metal ions." Canadian Journal of Chemistry 68, no. 8 (August 1, 1990): 1338–51. http://dx.doi.org/10.1139/v90-206.
Full textEsseffar, M'hamed, Mohamed El Mouhtadi, José-Luis M. Abboud, José Elguero, and Daniel Liotard. "Étude théorique (AM1) de l'affinité protonique des polyéthers cycliques (éthers couronnes) et non cycliques (glymes)." Canadian Journal of Chemistry 69, no. 12 (December 1, 1991): 1970–75. http://dx.doi.org/10.1139/v91-283.
Full textOh, Young-Ho, Ju Gyeong Jeong, Dong Wook Kim, and Sungyul Lee. "Nucleophilic Reactions Using Alkali Metal Fluorides Activated by Crown Ethers and Derivatives." Catalysts 13, no. 3 (February 27, 2023): 479. http://dx.doi.org/10.3390/catal13030479.
Full textInoue, Yoshihisa, Hiroya Harino, Toshiyo Nakazato, Noriaki Koseki, and Tadao Hakushi. "Unsaturated crown ethers. 3. Syntheses of stilbeno crown ethers." Journal of Organic Chemistry 50, no. 25 (December 1985): 5151–56. http://dx.doi.org/10.1021/jo00225a035.
Full textKOSCHEEVA, A. M., A. M. KOSCHEEV, A. V. RODIN, V. L. VIDANOV, and A. V. ANANIEV. "EXTRACTION OF CESIUM AND STRONTIUM FROM NITRIC ACID SOLUTIONS, USING CROWN-ETHERS IN HEAVY DILUENTS." Chemical Engineering 25, no. 2 (2024): 60–66. http://dx.doi.org/10.31044/1684-5811-2024-25-2-60-66.
Full textKurmanaliev, M. K., N. A. Bektenov, and K. A. Sadykov. "SELECTIVE SORBENTS BASED ON DIAMINODICYCLOHEXYLCROWN ETHERS." Chemical Journal of Kazakhstan, no. 1 (March 30, 2023): 54–63. http://dx.doi.org/10.51580/2023-1.2710-1185.06.
Full textDutton, Philip J., Thomas M. Fyles, and Susan J. McDermid. "Synthesis and metal ion complexation behavior of polycarboxylate 18-crown-6 ethers derived from tartaric acid." Canadian Journal of Chemistry 66, no. 5 (May 1, 1988): 1097–108. http://dx.doi.org/10.1139/v88-181.
Full textYuan, Liu, Jun Zhu, Shaofei Wu, and Chunyan Chi. "Enhanced emission by stacking of crown ether side chains in a 2D covalent organic framework." Chemical Communications 58, no. 9 (2022): 1302–5. http://dx.doi.org/10.1039/d1cc03409j.
Full textTsybyshev, V. P., V. A. Livshits, B. B. Meshkov, O. A. Fedorova, S. P. Gromov, and M. V. Alfimov. "Photochromic crown ethers." Russian Chemical Bulletin 46, no. 7 (July 1997): 1239–44. http://dx.doi.org/10.1007/bf02495919.
Full textLi, YuanQiang, Thies Thiemann, Tsuyoshi Sawada, and Masashi Tashiro. "Novel crown ethers by oxidative cycloaddition of thiopheno crown ethers." Journal of the Chemical Society, Perkin Transactions 1, no. 16 (1994): 2323. http://dx.doi.org/10.1039/p19940002323.
Full textRouser, Mason A., and Harry W. Gibson. "Desymmetrization of disubstituted aromatic crown ethers via intramolecular Cannizzaro reactions." New Journal of Chemistry 43, no. 43 (2019): 16801–5. http://dx.doi.org/10.1039/c9nj04679h.
Full textOmichi, Yamashita, Okura, Ikutomo, Ueki, Seko, and Kakuchi. "Surface Engineering of Fluoropolymer Films via the Attachment of Crown Ether Derivatives Based on the Combination of Radiation-Induced Graft Polymerization and the Kabachnik–Fields Reaction." Polymers 11, no. 8 (August 12, 2019): 1337. http://dx.doi.org/10.3390/polym11081337.
Full textGibson, Harry W., and Sang-Hun Lee. "42-crown-14-based [2]catenane." Canadian Journal of Chemistry 78, no. 3 (March 1, 2000): 347–55. http://dx.doi.org/10.1139/v00-017.
Full textMcLain, Stephan J. "Organometallic crown ethers. 2. Syntheses of phosphino aza crown ether ligands." Inorganic Chemistry 25, no. 18 (August 1986): 3124–27. http://dx.doi.org/10.1021/ic00238a005.
Full textMoghimi, Abolghasem, Majid Faal Rastegar, and Mehdi Ghandi. "A novel crown ether generation containing the pyrilium heteroaromatic cation Synthesis, characterization, and solid-phase 13C NMR." Canadian Journal of Chemistry 82, no. 12 (December 1, 2004): 1716–24. http://dx.doi.org/10.1139/v04-144.
Full textStröbele, Markus, and H. Jtirgen Meyer. "Synthesen, Kristallstrukturen und magnetische Eigenschaften von [Li(12-Krone-4)2][Li(12-Krone-4)(OH2)]2[Nb6Cl18], [Li(15-Krone-5)2(OH2)]3[Nb6Cl18] und [(18-Krone-6)2(O2H5)]3[Nb6Cl18] / Syntheses, Crystal Structures and Magnetic Behaviour of [Li(12-Krone-4)2][Li(12-Krone-4)(OH2)]2[Nb6Cl18], [Li(15-Krone-5)2(OH2)]3[Nb6Cl18] and [(18-Krone-6)2(O2H5)]3[Nb6Cl18]." Zeitschrift für Naturforschung B 56, no. 10 (October 1, 2001): 1025–34. http://dx.doi.org/10.1515/znb-2001-1011.
Full textOstaszewski, Ryszard. "The synthesis of anthracene crown ethers derived from benzo-crown ethers." Tetrahedron 54, no. 24 (June 1998): 6897–902. http://dx.doi.org/10.1016/s0040-4020(98)00370-6.
Full textFrańska, Magdalena, and Anna Michalak. "Gas-phase relative stabilities of Tl+-crown ether complexes and Rb+-crown ether complexes." European Journal of Mass Spectrometry 24, no. 3 (January 10, 2018): 279–88. http://dx.doi.org/10.1177/1469066717752794.
Full textGuo, Kai, Sitong Liu, Haoming Tu, Zhikun Wang, Liang Chen, Haiqing Lin, Maosheng Miao, Jing Xu, and Wei Liu. "Crown ethers in hydrogenated graphene." Physical Chemistry Chemical Physics 23, no. 34 (2021): 18983–89. http://dx.doi.org/10.1039/d1cp03069h.
Full textChou, Ming-Seng, and Jeng-Shong Shih. "Preparation and application of 4′-carboxybenzo-15-crown-5, a drift-type crown ether phase transfer catalyst." Canadian Journal of Chemistry 72, no. 7 (July 1, 1994): 1614–20. http://dx.doi.org/10.1139/v94-202.
Full textBuchanan, G. W., A. Moghimi, and C. Bensimon. "Novel O-C-C-O and C-O-C-C stereochemistry in crown ether analogs. X-ray crystal structure and NMR studies of dibenzo-20-crown-6." Canadian Journal of Chemistry 73, no. 1 (January 1, 1995): 100–105. http://dx.doi.org/10.1139/v95-015.
Full textBuchanan, G. W., M. Z. Khan, J. A. Ripmeester, J. W. Bovenkamp, and A. Rodrigue. "13C nuclear magnetic resonance spectra in the solid state of 18-crown-6•NaNCS•H2O, some dicyclohexyl-18-crown-6 ethers, and their complexes with phenoxides and phenol." Canadian Journal of Chemistry 65, no. 11 (November 1, 1987): 2564–67. http://dx.doi.org/10.1139/v87-426.
Full textDickert, Franz L., and Michael W. Vonend. "Konkurrierende Koordination von Kronenethern, Perchloratanionen und Lösungsmittelmolekülen am Co(II)-Ion — Eine Leitfähigkeits-und NMR-Studie in Nitromethan / Competitive Coordination of Crown Ethers, Perchlorate Anions and Solvent Molecules at Co(II)-Ions — A Conductivity and NMR Study on Nitromethane." Zeitschrift für Naturforschung B 42, no. 1 (January 1, 1987): 42–46. http://dx.doi.org/10.1515/znb-1987-0109.
Full textBrandt, N. N., A. Yu Chikishev, A. A. Mankova, M. M. Nazarov, I. K. Sakodynskaya, and A. P. Shkurinov. "THz and IR Spectroscopy of Molecular Systems That Simulate Function-Related Structural Changes of Proteins." Spectroscopy: An International Journal 27 (2012): 429–32. http://dx.doi.org/10.1155/2012/745136.
Full textLee, Wonjae, Eunjung Bang, Ji-Hye Yun, Man-Jeong Paik, and Weontae Lee. "Enantiodiscrimination Using a Chiral Crown Ether as a Chiral Solvating Agent Using NMR Spectroscopy." Natural Product Communications 14, no. 5 (May 1, 2019): 1934578X1984919. http://dx.doi.org/10.1177/1934578x19849191.
Full textNehlig, Annick, Ge´rard Kaufmann, Zouhair Asfari, and Jacques Vicens. "Fluorenylidene-diphenyl-crown-ethers." Tetrahedron Letters 40, no. 32 (August 1999): 5865–68. http://dx.doi.org/10.1016/s0040-4039(99)01155-7.
Full textTruter, M. R. "Crown ethers and analogs." Endeavour 14, no. 4 (January 1990): 203. http://dx.doi.org/10.1016/0160-9327(90)90059-z.
Full textKakuchi, Toyoji, Katsutoshi Aoki, Osamu Haba, and Kazuaki Yokota. "Polymeric chiral crown ethers." Polymer Bulletin 31, no. 1 (July 1993): 37–42. http://dx.doi.org/10.1007/bf00298761.
Full textChaloner, Penny A. "Crown ethers and analogues." Journal of Organometallic Chemistry 396, no. 1 (October 1990): C26. http://dx.doi.org/10.1016/0022-328x(90)85207-f.
Full textMiethchen, Ralf, and Volker Fehring. "Carbohydrate-Based Crown Ethers." Liebigs Annalen 1997, no. 3 (March 1997): 553–61. http://dx.doi.org/10.1002/jlac.199719970317.
Full textAMABILINO, D. B., J. A. PREECE, and J. F. STODDART. "ChemInform Abstract: Crown Ethers." ChemInform 28, no. 15 (August 4, 2010): no. http://dx.doi.org/10.1002/chin.199715297.
Full textBRADSHAW, J. S., R. M. IZATT, A. V. BORDUNOV, C. Y. ZHU, and J. K. HATHAWAY. "ChemInform Abstract: Crown Ethers." ChemInform 28, no. 7 (August 4, 2010): no. http://dx.doi.org/10.1002/chin.199707294.
Full textHausner, Sven H., Cynthia A. F. Striley, Jeanette A. Krause-Bauer, and Hans Zimmer. "Dibenzotetraaza Crown Ethers: A New Family of Crown Ethers Based ono-Phenylenediamine†." Journal of Organic Chemistry 70, no. 15 (July 2005): 5804–17. http://dx.doi.org/10.1021/jo050281z.
Full textLI, Y. Q., T. THIEMANN, T. SAWADA, and M. TASHIRO. "ChemInform Abstract: Novel Crown Ethers by Oxidative Cycloaddition of Thiopheno Crown Ethers." ChemInform 26, no. 4 (August 18, 2010): no. http://dx.doi.org/10.1002/chin.199504202.
Full textBujor, Alexandru, Victorita Tecuceanu, Anamaria Hanganu, and Petre Ionita. "Synthesis and Structural Analysis of a Nitrobenzofurazan Derivative of Dibenzo-18-Crown-6 Ether." Chemistry 4, no. 4 (December 9, 2022): 1696–701. http://dx.doi.org/10.3390/chemistry4040110.
Full textBey, Alexandra, Oliver Dreyer, and Volker Abetz. "Thermodynamic analysis of alkali metal complex formation of polymer-bonded crown ether." Physical Chemistry Chemical Physics 19, no. 24 (2017): 15924–32. http://dx.doi.org/10.1039/c7cp02651j.
Full textYahmin, Yahmin, Harno Dwi Pranowo, and Ria Armunanto. "AB INITIO INVESTIGATION OF 12-CROWN-4 AND BENZO-12-CROWN-4 COMPLEXES WITH Li+, Na+, K+, Zn2+, Cd2+, AND Hg2+." Indonesian Journal of Chemistry 10, no. 1 (June 21, 2010): 106–9. http://dx.doi.org/10.22146/ijc.21488.
Full textAkopyan, T. R., and E. G. Paronikyan. "Chemistry of crown ethers. Synthesis of new crown ethers containing a pyridazine ring." Chemistry of Heterocyclic Compounds 33, no. 12 (December 1997): 1466–68. http://dx.doi.org/10.1007/bf02291651.
Full textDerwish, Ghazi A. W., Salman R. Salman, and Sabri M. H. Al-Marsoumi. "Molecular complexes of crown ethers. part 2: Complexes between crown ethers and ? acceptors." Journal of Inclusion Phenomena and Molecular Recognition in Chemistry 20, no. 2 (1995): 123–29. http://dx.doi.org/10.1007/bf00709336.
Full textSalman, SalmanR, and SabriM Al-Marsumi. "Molecular complexes of crown ethers—Part 1. Complexes between crown ethers and iodine." Spectrochimica Acta Part A: Molecular Spectroscopy 49, no. 3 (March 1993): 435. http://dx.doi.org/10.1016/0584-8539(93)80144-y.
Full textOSTASZEWSKI, R. "ChemInform Abstract: The Synthesis of Anthracene Crown Ethers Derived from Benzo-Crown Ethers." ChemInform 29, no. 40 (June 19, 2010): no. http://dx.doi.org/10.1002/chin.199840174.
Full textBulut, M., and Ç. L. Erk. "The synthesis of novel crown ethers, part ix, 3-phenyl chromenone-crown ethers." Journal of Heterocyclic Chemistry 38, no. 6 (November 2001): 1291–95. http://dx.doi.org/10.1002/jhet.5570380608.
Full textEliasson, Bertil, Kerstin M. Larsson, and Jozef Kowalewski. "Multinuclear NMR relaxation studies of crown ethers and alkali cation crown ether complexes." Journal of Physical Chemistry 89, no. 2 (January 1985): 258–61. http://dx.doi.org/10.1021/j100248a016.
Full textPugia, Michael J., Anna Czech, Bronislaw P. Czech, and Richard A. Bartsch. "Phase-transfer catalysis by polymer-supported crown ethers and soluble crown ether analogs." Journal of Organic Chemistry 51, no. 15 (July 1986): 2945–48. http://dx.doi.org/10.1021/jo00365a016.
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