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Formation of 1,1-dialkoxy-1,2-dihydrocyclobuta[b]quinoline from a 1′,2′-dihydrospiro[cyclopropane-1,2′-quinoline] derivative

✍ Scribed by Yoshiki Hamada; Michiharu Sugiura; Minoru Hirota


Publisher
Elsevier Science
Year
1981
Tongue
French
Weight
146 KB
Volume
22
Category
Article
ISSN
0040-4039

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New derivatives of 3,4-dihydrospiro[cycloalkane- \(1^{\prime}, 2(1 H)\)-quinolines] were obtained from cycloheptanone and cyclooctanone via facile three steps hetero spiro annulation process. Their nitro derivatives were prepared through electrophilic substitution reactions.