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Reduced mass calculations, low-frequency vibrations, and conformations of 1,4-cyclohexadiene, 1,4-dioxacyclohexadiene-2,5, and 9,10-dihydroanthracene

✍ Scribed by M.M. Strube; J. Laane

Book ID: 107802501
Publisher: Elsevier Science
Year: 1988
Tongue: English
Weight: 773 KB
Volume: 129
Category: Article
ISSN: 0022-2852
DOI: 10.1016/0022-2852(88)90263-9

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## Abstract The substituted 1,2,3,4,4a,9,10,10a‐octahydrophenanthrene‐4,9‐dione **2**, synthesized from the cyclohexanone **8** and quinone __11__ (__Scheme 2__), was found by X‐ray analysis adn ^1^H‐NMR studies to be the isomer with __cis__‐junction of the saturated rings. The __cis__‐fusion could