Abstract
An arene-terminated epoxy olefin cyclization was promoted by a water-tolerant Lewis acid to give tri- and tetracyclic 3β-hydroxy terpenoids and steroid derivatives in 57 and 37% yields, respectively, per new formed ring up to 75%.
| Original language | English |
|---|---|
| Pages (from-to) | 1353-1355 |
| Number of pages | 3 |
| Journal | Chemical Communications |
| Issue number | 11 |
| DOIs | |
| State | Published - 2008 |
| Externally published | Yes |