Supramolecular assemblies derived from methyl-substituted cucurbit[5]uril and lanthanide nitrates

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Interaction of the lanthanide nitrates M(NO3)3 (M = Gd, Eu) with methylcucurbit[5Das P. Dharma Rao G.B. Bhandary S. Mandal K. Seth S.K. Chopra D. Quantitative Investigation into the Role of Intermolecular Interactions in Crystalline Fluorinated Triazoles.Cryst. Growth Des. 2024; 24: 703-721https://doi.org/10.1021/acs.cgd.3c01096Crossref Scopus (4) Google Scholar]uril (Me10Q[5Das P. Dharma Rao G.B. Bhandary S. Mandal K. Seth S.K. Chopra D. Quantitative Investigation into the Role of Intermolecular Interactions in Crystalline Fluorinated Triazoles.Cryst. Growth Des. 2024; 24: 703-721https://doi.org/10.1021/acs.cgd.3c01096Crossref Scopus (4) Google Scholar]) in the presence of transition metal chlorides (ZnCl2 and FeCl3) in acidic media resulted in the isolation of the complexes [Me10Q[5Das P. Dharma Rao G.B. Bhandary S. Mandal K. Seth S.K. Chopra D. Quantitative Investigation into the Role of Intermolecular Interactions in Crystalline Fluorinated Triazoles.Cryst. Growth Des. 2024; 24: 703-721https://doi.org/10.1021/acs.cgd.3c01096Crossref Scopus (4) Google Scholar]Gd(H2O)2Cl Gd(H2O)6](ZnCl4)2∙Cl∙8.9H2O (1) and [Me10Q[5Das P. Dharma Rao G.B. Bhandary S. Mandal K. Seth S.K. Chopra D. Quantitative Investigation into the Role of Intermolecular Interactions in Crystalline Fluorinated Triazoles.Cryst. Growth Des. 2024; 24: 703-721https://doi.org/10.1021/acs.cgd.3c01096Crossref Scopus (4) Google Scholar]Eu(H2O)3Cl(H3O)](FeCl4)3 (2). The molecular structures of 1 and 2 have been determined by single crystal X-ray crystallography, and reveal discrete complexes which are involved in dense stacking with adjacent Me10Q[5Das P. Dharma Rao G.B. Bhandary S. Mandal K. Seth S.K. Chopra D. Quantitative Investigation into the Role of Intermolecular Interactions in Crystalline Fluorinated Triazoles.Cryst. Growth Des. 2024; 24: 703-721https://doi.org/10.1021/acs.cgd.3c01096Crossref Scopus (4) Google Scholar]s linked via H-bonding and/or metal anions resulting in a supramolecular assembly.