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单词 diterpenoid
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diˈterpenoid
diˈterpenoid n. a term used in place of diterpene when this is restricted to compounds of the formula C20H32 only; also attributive or as adj.
ΚΠ
1949 Q. Rev. (Chem. Soc.) 3 36 A full understanding of the chemistry of the diterpenoids has been developed only in the last twenty years.
1949 Q. Rev. (Chem. Soc.) 3 37 (heading) Diterpenoid resin acids.
1953 E. H. Rodd Chem. Carbon Compounds II. xii. 489 The diterpenoids (C20) and triterpenoids (C30)) are mostly obtained from plant or tree gums and resins which, unlike the essential oils, are not volatile in steam.
extracted from diterpenen.
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