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Pd/C-Catalyzed coupling and cyclization of β-bromo-α,β-unsaturated carboxylic acids with terminal alkynes leading to alkylidenefuranones |
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| Authors: | Chan Sik Cho Hyo Bo Kim |
| Institution: | Department of Applied Chemistry, Kyungpook National University, Daegu 702-701, South Korea |
| Abstract: | Palladium-catalyzed coupling of β-bromo-α,β-unsaturated carboxylic acids with terminal alkynes and subsequent regioselective 5-exo-dig cyclization produces (Z)-alkylidenefuranones in good yields. |
| Keywords: | Alkylidenefuranones Alkynes β-Bromo-α β-unsaturated carboxylic acids Coupling Cyclization Palladium catalyst |
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