Angewandte Chemie International Edition in EnglishVolume 7, Issue 9 p. 737-738 Communication Cyclobutanones from Enamines and Ketenes by Two-stage Addition Dipl.-Chem. P. Otto, Dipl.-Chem. P. Otto Institut für Organische Chemie der Universität, 8 München 2, Karlstr. 23 (Germany)Search for more papers by this authorDr. L. A. Feiler, Dr. L. A. Feiler Institut für Organische Chemie der Universität, 8 München 2, Karlstr. 23 (Germany)Search for more papers by this authorProf. Dr. R. Huisgen, Corresponding Author Prof. Dr. R. Huisgen Institut für Organische Chemie der Universität, 8 München 2, Karlstr. 23 (Germany)Institut für Organische Chemie der Universität, 8 München 2, Karlstr. 23 (Germany)Search for more papers by this author Dipl.-Chem. P. Otto, Dipl.-Chem. P. Otto Institut für Organische Chemie der Universität, 8 München 2, Karlstr. 23 (Germany)Search for more papers by this authorDr. L. A. Feiler, Dr. L. A. Feiler Institut für Organische Chemie der Universität, 8 München 2, Karlstr. 23 (Germany)Search for more papers by this authorProf. Dr. R. Huisgen, Corresponding Author Prof. Dr. R. Huisgen Institut für Organische Chemie der Universität, 8 München 2, Karlstr. 23 (Germany)Institut für Organische Chemie der Universität, 8 München 2, Karlstr. 23 (Germany)Search for more papers by this author First published: September 1968 https://doi.org/10.1002/anie.196807371Citations: 21AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinked InRedditWechat No abstract is available for this article.Citing Literature Volume7, Issue9September 1968Pages 737-738 RelatedInformation