Chemistry Letters p. 493 - 496 (1984)
Update date:2022-08-05
Topics:
Ando, Masayoshi
Ono, Akio
Takase, Kahei
A series of guaianolides such as mokko lactone, dehydrocostus lactone, and eremanthin which posses a common structural unit in A ring have been synthesized from 1-oxoeudesm-2-eno-13,6α-lactone in 7 steps.The key step involves solvolytic rearrangement of 1β-mesyloxyeudesm-4(14)-eno-13,6α-lactone.
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Doi:10.1021/jacs.6b06448
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(1984)
