Convenient Synthesis of Labdane and Drimane Analogues with o‐Quinol Functionality

Abstract

The Diels–Alder reactions of 4‐carbomethoxy‐o‐benzoquinone with substituted‐1,3‐dienes give high yields of the drimane and labdane analogues containing an orthoquinol moiety.

Keywords:

• Synthesis
• Diels–Alder reaction
• Labdane
• Drimane Analogues
• o‐Quinol functionality

Acknowledgments

The spectral assistance from R. S. I. C., Bombay and T. I. F. R. Mumbai and sample of citronellol from S. H. Kelkar and Co., Mumbai are gratefully acknowledged. We are thankful to Council of Scientific and Industrial Research for financial assistance.