Abstract
The synthesis of nor‐Ambreinolide (8) from (‐)‐sclareol (1) was carried out by treatment with KMnO4‐Ac2O and further alkaline hydrolysis. 8 was directly transformed into (‐)‐ambrox (11) by reduction with metal borohydride in the presence of Lewis acids.
Acknowledgments
We should like to thank the CICYT (Projet 1FD97‐1103) for financial support.
Notes
*These assignments may be interchanged.