Synthesis of spiro- and dispirotetrahydropyrane-2,4-diones involving cyclobutane fragment in position 5 of heterocycle

Methyl 3-(1-bromocyclobutyl)-2,2-dimethyl-3-oxopropanoates, 1-(1-bromocyclobutyl-carbonyl) cyclopentanoates and 1-(1-bromocyclobutylcarbonyl)cyclobutanoates react with zinc and aromatic aldehydes to form 5-aryl-8,8-dimethyl-6-oxaspiro[3.5]nonane-7,9-diones, 13-aryl-12-oxadispiro[3.1.4.3]tridecane-5,...

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Published inRussian journal of general chemistry Vol. 79; no. 8; pp. 1707 - 1710
Main Authors Kirillov, N. F., Melekhin, V. S.
Format Journal Article
LanguageEnglish
Published Dordrecht SP MAIK Nauka/Interperiodica 01.08.2009
Springer Nature
Subjects
Chemistry
Chemistry and Materials Science
Chemistry, Multidisciplinary
Chemistry/Food Science
Physical Sciences
Science & Technology
Butanoate
Aromatic Aldehyde
Anhydrous Sodium Sulfate
General Chemistry
Diones
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Summary:Methyl 3-(1-bromocyclobutyl)-2,2-dimethyl-3-oxopropanoates, 1-(1-bromocyclobutyl-carbonyl) cyclopentanoates and 1-(1-bromocyclobutylcarbonyl)cyclobutanoates react with zinc and aromatic aldehydes to form 5-aryl-8,8-dimethyl-6-oxaspiro[3.5]nonane-7,9-diones, 13-aryl-12-oxadispiro[3.1.4.3]tridecane-5,11-diones and 12-aryl-11-oxadispiro[3.1.3.3]dodecane-5,10-diones respectively.
ISSN:1070-3632
1608-3350
DOI:10.1134/S1070363209080210