Abstract
Transformation of the guaianolide cynaropicrin to the pseudoguaianolide skeleton was attempted. Although the desired transformation could not be achieved, the attempt nevertheless led to the synthesis of C-1 and C-4 hydroxylated guaianolides which have been recently isolated from a natural source.
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Sarmah, P., Das, S. & Sharma, R.P. Reactions of guaianolide. Proc. Indian Acad. Sci. (Chem. Sci.) 100, 253–260 (1988). https://doi.org/10.1007/BF02840534
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DOI: https://doi.org/10.1007/BF02840534