Abstract
Ten new constitutionally unsymmetrical azaspiran systems were synthesized upon condensation of Na-derivatives of 2,3-dihydro-1H-benzimidazol-2-one and 2,3-dihydro-1H-benzimidazol-2-thione, respectively, with 1,1-bis(bromomethyl)-and 1,1-bis(iodomethyl)- and ditosylate of 1,1-bis(hydroxymethyl) cycloalkanes.
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Vorgetragen auf dem 28. IUPAC-Kongreß in Vancouver (August 1981).
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Smoliński, S., Czarny, A., Kozicka, M. et al. Effektive Synthese von 3,1′-Spiro[3,4-dihydro-2H-[1,3]oxazino[3,2-a]benzimidazol] cyclo- bzw. benzocycloalkanen sowie ihrer Thia-Analogen Über Spirane, 23. Mitt.. Monatsh Chem 113, 1139–1144 (1982). https://doi.org/10.1007/BF00808628
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DOI: https://doi.org/10.1007/BF00808628