
Tetrahedron p. 10995 - 11012 (1994)
Update date:2022-08-17
Topics:
Urones
Marcos
Perez
Diez
Lithgow
Gomez
Basabe
Garrido
Methyl 14,15-dinor-13-oxo-7-labden-15-oate was obtained from zamoranic acid methyl ester. The former by photochemical cleavage yielded methyl 7,9(11)-drimadien-12-oate, whose chemoselective epoxidation afforded methyl 9α,11-epoxy-7-drimen-12-oate, which is the key synthetic precursor for pereniporin B, polygodial and warburganal.
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(1986)Doi:10.1246/bcsj.57.575
(1984)Doi:10.1039/jr9390000589
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