Abstract
The use of BF3-OEt2 catalysis in Diels-Alder reactions of 3,4-unsubstituted 1,2-naphthoquinones provides direct access to cistetrahydrophenanthrene derivatives in good to excellent yields (66-99%) without rapid adduct aromatization commonly associated with corresponding thermal processes.
| Original language | English |
|---|---|
| Pages (from-to) | 4958-4960 |
| Number of pages | 3 |
| Journal | Organic Letters |
| Volume | 11 |
| Issue number | 21 |
| DOIs | |
| Publication status | Published - 5 Nov 2009 |