Silver-Catalyzed tert-Butyl 3-Oxopent-4-ynoate π-Cyclizations: Controlling the Ring Size—Hydroxypyrone or Pulvinone Formation—by Counterion and Additive Optimization

Author:

Hermann David1,Brückner Reinhard1ORCID

Affiliation:

1. Institut für Organische Chemie, Albert-Ludwigs-Universität, Albertstr. 21, D-79104 Freiburg, Germany

Funder

Deutsche Forschungsgemeinschaft

Publisher

American Chemical Society (ACS)

Subject

Organic Chemistry,Physical and Theoretical Chemistry,Biochemistry

Reference77 articles.

1. 2-Pyrone natural products and mimetics: isolation, characterisation and biological activity

2. Elucidation of the Biosynthesis and Degradation of Allantofuranone by Isotopic Labelling and Fermentation of Modified Precursors

3. Lieb, F.; Fischer, R.; Graff, A.; Schneider, U.; Ruther, M.; Erdelen, C.; Andersch, W.; Wachendorff-Neumann, U.; Haenssler, G.; Mauler-Machnik, A.; Stenzel, K. International Patent No. WO0021946, 1999.

4. Chemistry of lactones: A one step synthesis of α-phenyl-γ-benzylidene-Δα,β-butenolide

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