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Gold-Catalyzed endo-Cyclizations of 1,4-Diynes to Seven-Membered Ring Heterocycles

โœ Scribed by Kristina Wilckens; Marcus Uhlemann; Constantin Czekelius

Publisher
John Wiley and Sons
Year
2009
Tongue
English
Weight
296 KB
Volume
15
Category
Article
ISSN
0947-6539

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## Abstract Diyne substrates bearing exclusively alkyl or aryl substituents are prepared starting from acetylacetone via the known alcohols (I) following a new synthetic pathway which includes allylation.