Sesquiterpenos de Ocotea lancifolia (Lauraceae)

Six new eremophilane sesquiterpenes, (rel)-4β,5β,7β-eremophil-9-en-12-oic acid (1), (rel)-4β,5β,7β-eremophil-1(10)-en-12-oic acid (2), (rel)-4β,5β,7β-eremophil-1(10)-en-2-oxo-12-oic acid (3), (rel)-4β,5β,7β-eremophil-9-en-12,8α-olide (4), (rel)-4β,5β,7β-eremophil-9-en-12,8β-olide (5) and (rel)-4β,5β,7β-eremophil-9α,10α-epoxy-12-oic acid (6), were isolated from the leaves of a specimen of Ocotea lancifolia (Lauraceae). Two other known sesquiterpenes, 4β,5β,7β-eremophil-11-en- 10α-ol (7) reported for the first time in the genus Ocotea, and the aromadendrene sesquiterpen...

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