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Synthesis of 1-Methyl- and 1-Phenyl-closo-B12H121- by Cross Coupling of 1-Iodo-closo-B12H121- with Methyl- and Phenylzinc Chlorides, Catalyzed by Palladium Complexes

✍ Scribed by L. I. Zakharkin; G. L. Zhigareva


Book ID
110311959
Publisher
Springer
Year
2001
Tongue
English
Weight
23 KB
Volume
71
Category
Article
ISSN
1070-3632

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Synthesis of Ξ²-organotelluro vinylphosph
✍ Antonio L. Braga; Fabrı́cio Vargas; Gilson Zeni; Claudio C. Silveira; Leandro H. πŸ“‚ Article πŸ“… 2002 πŸ› Elsevier Science 🌐 French βš– 162 KB

b-Organotelluro vinylphosphine oxides 2 can be prepared by treatment of 1-alkynylphosphine oxides 1 with tellurolate anions in satisfactory yields. Compound 2d undergoes direct coupling reaction with terminal alkynes in the presence of PdCl 2 /CuI, triethylamine and methanol at room temperature to g