Convenient Synthesis of Arylpropargyl Aldehydes and 4-Aryl-3-butyn-2-ones from Arylacetylenes and Amide Acetals.
β Scribed by Ka Young Lee; Mi Jung Lee; Saravanan GowriSankar; Jae Nyoung Kim
- Publisher
- John Wiley and Sons
- Year
- 2004
- Weight
- 20 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0931-7597
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## Abstract An efficient and practical synthetic method has been developed for the preparation of symmetrical diarylacetylenes from the direct reaction of aryl chlorides with 2βmethylβ3βbutynβ2βol catalyzed by palladium(II) chlorideβbis(tricyclohexylphosphine) [PdCl~2~(PCy~3~)~2~] under mild reacti