Double carbonylation of alkynes using NaHFe(CO) < inf > 4 < /inf >
Double carbonylation of alkynes using NaHFe(CO) < inf > 4 < /inf >
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Date
1996-01-01
Authors
Periasamy, Mariappan
Radhakrishnan, Ukkiramapandian
Brunet, Jean Jacques
Chauvin, Remi
El Zaizi, Abdel Wahed
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Abstract
The reagent generated in situ using NaHFe(CO)4 and MeI in THF, on reaction with alkynes followed by CuCl2 oxidation, gives the corresponding cyclobutenediones in moderate yields (27-42%) in addition to the corresponding α,β-unsaturated carboxylic acids (10-22%).
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Chemical Communications