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ChemInform Abstract: Highly Stereoselective Synthesis of 1,2-Diorganothio-1-alkenes via Hydrothiolation of Alkynyl Sulfides Catalyzed by Cesium Hydroxide.

✍ Scribed by Ping Tan; Xianhong Yin; Aihe Yu; Renhua Qiu; Lifen Peng; Xinhua Xu; Yalei Zhao; Ruiren Tang

Publisher
John Wiley and Sons
Year
2011
Weight
29 KB
Volume
42
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Palladium-Catalyzed
ChemInform Abstract: Palladium-Catalyzed Highly Regio- and Stereoselective Synthesis of (1E)- or (1Z)-1,2-Dihalo-1,4-dienes via Haloallylation of Alkynyl Halides.
✍ Xiaoyi Chen; Wei Kong; Haiting Cai; Lichun Kong; Gangguo Zhu πŸ“‚ Article πŸ“… 2011 πŸ› John Wiley and Sons βš– 31 KB

## Abstract The palladium‐catalyzed haloallylation of alkynes (I) in dichloromethane leads stereoselectively to (E)‐dihalodienes (III), whereas (Z)‐isomers (IV) are readily obtained by the same reaction in acetic acid in the presence of lithium halides.