Chemical and Pharmaceutical Bulletin
Online ISSN : 1347-5223
Print ISSN : 0009-2363
ISSN-L : 0009-2363
Terpenoids. XLVIII. New Diterpenoids from Rabdosia shikokiana var. occidentalis
MANABU NODENOZOMU ITOITSUO UCHIDAEIICHI FUJITAKAORU FUJI
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Keywords: Labiatae
JOURNAL FREE ACCESS

1985 Volume 33 Issue 3 Pages 1029-1033

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Abstract
Five new kaurene-type diterpenoids, shikoccin (1), O-methylshikoccin (2), epoxyshikoccin (3), O-methylepoxyshikoccin (4) and shikoccidin (5) were isolated from Rabdosia shikokiana var. occidentalis. All these compounds except for 5 possess a hitherto unknown 8, 9-seco-ent-kaurene skeleton.
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© The Pharmaceutical Society of Japan
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