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单词 oleic acid
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ole′ic ac′id, [Chem.]
  1. Chemistrya colorless, odorless, liquid, water-insoluble, unsaturated acid, C18H34O2, obtained from animal tallow and natural vegetable oils, in which it occurs as the glycerol ester: used chiefly in the manufacture of soap, commercial oleates, and cosmetics.
  • 1810–20

Collins Concise English Dictionary © HarperCollins Publishers::
oleic acid /əʊˈliːɪk/ n
  1. a colourless oily liquid unsaturated acid occurring, as the glyceride, in almost all natural fats used in making soaps, ointments, cosmetics, and lubricating oils. Formula: CH3(CH2)7CH:CH(CH2)7COOH
    Systematic name: cis-9-octadecenoic acid
Etymology: 19th Century oleic, from Latin oleum oil + -ic
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更新时间：2025/2/23 6:20:31