Typhasterol 2 was synthesized stereoselectively from hyodeoxycholic acid 3. The aldehyde 5 derived from 3 was reacted with the anion of 3-methylbutenolide under kinetic condition to afford (22R,23R)-7 as the major product. Hydrogenation of 7 and its 22-acetate 14 over PtO2-Pt/C yielded the expected
✦ LIBER ✦
Stereoselective synthesis of (±)-eremophil-3,11-diene and related compounds. Comments on the proposed structure of eremophilene
✍ Scribed by Edward Piers; Robert J. Keziere
- Publisher
- Elsevier Science
- Year
- 1968
- Tongue
- French
- Weight
- 229 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0040-4039
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