Abstract
Reactions of 4′-iodobenzo-15-crown-5 ether with ethynylarenes or 4′-ethynylbenzo-15-crown-5 ether with haloarenes in the presence of catalytic amounts of PdII complex salts, CuI, and Et3N gave 4′-(arylethynyl)benzo-15-crown-5 ethers in 55-80% yields.
Original language | English |
---|---|
Pages (from-to) | 1720-1722 |
Number of pages | 3 |
Journal | Russian Chemical Bulletin |
Volume | 51 |
Issue number | 9 |
DOIs | |
Publication status | Published - 1 Dec 2002 |
Externally published | Yes |
Keywords
- Alkynes
- Benzocrown ethers
- Cross-coupling
- Homogeneous catalysis
ASJC Scopus subject areas
- Chemistry(all)