In the case of the formation of compounds (IVa) and (Va) it is shown that the yield and isomeric ratio is influenced by the type of the base used and the amounts of the base and the alcohol.
A Novel Stereoselective Synthesis of Maleate Derivatives via Palladium-Catalyzed Dicarboalkoxylation of Terminal Alkynes
β Scribed by Li, Jinheng; Jiang, Huanfeng; Jia, Lanqi
- Book ID
- 127198782
- Publisher
- Taylor and Francis Group
- Year
- 1999
- Tongue
- English
- Weight
- 195 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0039-7911
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π SIMILAR VOLUMES
A novel method for stereospecific synthesis of conjugated alkenynes is suggested. The reaction of (E)-[13-(trifluoromethanemlfonyloxy)-l-alkenyl](phenyl) iodonium trifluoromethanesulfonate with terminal alkynes in the presence of catalytic amounts of dichloro(triphenylphosphine)palladium(II) and CuI
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