Matches in SemOpenAlex for { <https://semopenalex.org/work/W4293749865> ?p ?o ?g. }
- W4293749865 abstract "Abstract In this study, we describe a synthetic method for incorporating arenes into closed tubes that we name capsularenes. First, we prepared vase‐shaped molecular baskets 4 – 7 . The baskets comprise a benzene base fused to three bicycle[2.2.1]heptane rings that extend into phthalimide ( 4 ), naphthalimide ( 6 ), and anthraceneimide sides ( 7 ), each carrying a dimethoxyethane acetal group. In the presence of catalytic trifluoroacetic acid (TFA), the acetals at top of 4 , 6 and 7 change into aliphatic aldehydes followed by their intramolecular cyclization into 1,3,5‐trioxane ( 1 H NMR spectroscopy). Such ring closure is nearly a quantitative process that furnishes differently sized capsularenes 1 (0.7×0.9 nm), 8 (0.7×1.1 nm;) and 9 (0.7×1.4 nm;) characterized by X‐Ray crystallography, microcrystal electron diffraction, UV/Vis, fluorescence, cyclic voltammetry, and thermogravimetry. With exceptional rigidity, unique topology, great thermal stability, and perhaps tuneable optoelectronic characteristics, capsularenes hold promise for the construction of novel organic electronic devices." @default.
- W4293749865 created "2022-08-31" @default.
- W4293749865 creator A5023439904 @default.
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- W4293749865 date "2022-09-06" @default.
- W4293749865 modified "2023-10-18" @default.
- W4293749865 title "Closed Aromatic Tubes—Capsularenes" @default.
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