First 1H NMR observation of chair–boat conformers in bispidinone system. Molecular structure of 3,7-diisopropyl-1,5-diphenyl-3,7-diazabicyclo-[3.3.1]nonane-9-one

In the solid state bispidinone 4 exists in a CB conformation and in solution undergoes rapid degenerate interconversion CB ⇄ BC as revealed by variable temperature 1H and 13C NMR studies.

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Bibliographic Details
Published inMendeleev communications Vol. 9; no. 3; pp. 103 - 105
Main Authors Vatsadze, Sergey Z., Krut’ko, Dmitry P., Zyk, Nikolai V., Zefirov, Nikolai S., Churakov, Andrei V., Howard, Judith A.
Format Journal Article
LanguageEnglish
Published Elsevier B.V 1999
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Summary:In the solid state bispidinone 4 exists in a CB conformation and in solution undergoes rapid degenerate interconversion CB ⇄ BC as revealed by variable temperature 1H and 13C NMR studies.
ISSN:0959-9436
DOI:10.1070/MC1999v009n03ABEH001097