Chemistry of Heterocyclic Compounds p. 1168 - 1170 (1990)
Update date:2022-08-04
Topics:
Buranbaev, M. Zh.
Gladii, Yu. P.
Gubin, A. I.
Omarov, T. T.
Zaporozhskaya, N. I.
et al.
A method is presented for synthesizing 6,6-dimethyl-2,4-diphenyl-3-aza-7-oxabicyclo<3.3.1>nonan-9-one.The x-ray structure shows that the compound in the crystal exists in the chair-boat conformation with the piperidine ring in the boat form.The two phenyl substituents in the 2- and 4-positions are responsible for such a conformation.
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