Abstract
The reaction of enynals 1 with dimethyl acetylenedicarboxylate 2 in the presence of Pd(OAc)2 and COD (cyclooctadiene) gives the bicyclic pyrans 3 in good yields.
Original language | English |
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Pages (from-to) | 1409-1412 |
Number of pages | 4 |
Journal | Synthesis |
Issue number | 9 |
Publication status | Published - 2004 Jun 18 |
Keywords
- Bicyclic pyran
- Cyclization
- Palladium catalyst
- Ring expansion
- Tandem reaction
ASJC Scopus subject areas
- Catalysis
- Organic Chemistry