Abstract
The ylide epoxidation catalyzed by telluronium salts provides a simple and extremely efficient route to vinyl epoxides in excellent yields. Both aromatic and aliphatic aldehydes work well. The best results were obtained by using 2 mol% of telluronium salts with Cs2CO3 in t-BuOH.
Original language | English |
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Pages (from-to) | 4137-4140 |
Number of pages | 4 |
Journal | Tetrahedron Letters |
Volume | 44 |
Issue number | 21 |
DOIs | |
State | Published - May 19 2003 |
Funding
We are grateful for the financial support from the National Natural Sciences Foundation of China, and the ‘Talented Scientist Program’ from the Chinese Academy of Sciences.
Keywords
- Catalytic ylide epoxidation
- Solvent effect