Ti-Catalyzed Synthesis of Exocyclic Allenes on Oxygen Heterocycles
Autor: | Mireya García-Martínez, J. Enrique Oltra, Ana Belén Ruiz-Muelle, Natalia M. Padial, Antonio Rosales, Ignacio Rodríguez-García, Carmen Hernández-Cervantes, Esther Roldan-Molina, Juan Muñoz-Bascón, Manuel Muñoz-Dorado, Míriam Álvarez-Corral |
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Rok vydání: | 2017 |
Předmět: |
General method
010405 organic chemistry Chemistry Organic Chemistry chemistry.chemical_element Halide 010402 general chemistry 01 natural sciences Carbonyl group Oxygen Medicinal chemistry 0104 chemical sciences Catalysis chemistry.chemical_compound Propargyl Organic chemistry Physical and Theoretical Chemistry |
Zdroj: | European Journal of Organic Chemistry. 2017:639-645 |
ISSN: | 1434-193X |
DOI: | 10.1002/ejoc.201601444 |
Popis: | A general method for the straightforward synthesis of exocyclic allenes on five-, six-, seven-, and eight-membered oxygen heterocycles is described. A Barbier-type titanocene(III)-catalyzed cyclization of propargyl halides with a pendant carbonyl group is the key step of the process. This reaction is compatible with many functional groups, and can be smoothly carried out under neutral and mild conditions at room temperature. |
Databáze: | OpenAIRE |
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