C 20 H 26 O 6 (362.41). Highly oxygenated diterpene with a B-secokaurane skeleton. Bitter component of Isodon japonicus and I. trichocarpus . The stems and leaves of these two plants are used as bitter stomach medicines. Anticancer properties against Ehrlich ascites cancer and effective against gram-positive bacteria. Insect growth inhibitor. Bitter even when diluted 400,000 times with water. Structure determined by Kubota et al. (1966). Melting point 297-299 °C (decomposition). -156 ° (acetone). [CAS 3776-39-4] Source: Morikita Publishing "Chemical Dictionary (2nd Edition)" Information about the Chemical Dictionary 2nd Edition |
C20H26O6(362.41).B-セコカウラン骨格をもち,高度に酸素化されたジテルペン.シソ科ヒキオコシIsodon japonicusおよびクロバナヒキオコシI.trichocarpusの苦味成分.この2種類の植物の茎葉は,生薬延命草として苦味健胃薬に用いられる.エールリヒ腹水がんに対して抗がん性を示し,グラム陽性菌に有効である.昆虫の成長抑制剤.40万倍に水で希釈しても苦味をもつ.久保田ら(1966年)によって構造が決定された.融点297~299 ℃(分解).-156°(アセトン).[CAS 3776-39-4] 出典 森北出版「化学辞典(第2版)」化学辞典 第2版について 情報 |
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