Formation of 2-oxatricyclo[4.3.1.03,8]decanes in intramolecular cyclization of α-halobicyclo[3.3.1]nonanones |
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Authors: | E P Butkus A J ?ilinskas P P Kadziauskas R R Kubilius |
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Institution: | (1) Vilnius University, 3 ul. Universiteto, 2734 Vilnius, Lithuania |
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Abstract: | Transformations of α-chloro- and α-bromobicyclo3.3.1]nonanones under conditions of the Favorskii reaction were studied. The
interaction of dihalodiketones with MeONa gives 2-oxatricyclo4.3.1.03.8]decane (oxaprotoadamantane) derivatives as a result of intramolecular cyclization, whereas 3-bromobicyclononanone undergoes
only nucleophilic substitution of bromine.
Translated fromIzvestiya Akademii Nauk. Seriya Khimicheskaya, No. 2, pp. 342–344, February, 1997. |
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Keywords: | α -halobicyclo[3 3 1]nonanones 2-oxatricyclo[4 3 1 03 8]decane |
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