Abstract
A concise synthesis of (±)-cryptotanshinone and tanshinone IIA from readily available 1,5-naphthalenediol is described in which the key step is the radical cyclization process promoted by SmI2 to make a furan ring.
| Original language | English |
|---|---|
| Pages (from-to) | 2073-2075 |
| Number of pages | 3 |
| Journal | Tetrahedron Letters |
| Volume | 44 |
| Issue number | 10 |
| DOIs | |
| State | Published - 3 Mar 2003 |
| Externally published | Yes |