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单词 isoprene
释义

WordReference Random House Unabridged Dictionary of American English © 2024
i•so•prene  (ī′sə prēn′),USA pronunciation n. [Chem.]
  1. Chemistrya colorless, volatile, water-insoluble liquid, C5H8, of the terpene class, usually obtained from rubber or from oil of turpentine by pyrolysis: used chiefly in the manufacture of synthetic rubber by polymerization.
  • ?) + -ene; see terpene
  • iso- + -pr- (1855–60

Collins Concise English Dictionary © HarperCollins Publishers::
isoprene /ˈaɪsəʊˌpriːn/ n
  1. a colourless volatile liquid with a penetrating odour: used in making synthetic rubbers. Formula: CH2:CHC(CH3):CH2
    Systematic name: methylbuta-1,3-diene
Etymology: 20th Century: from iso- + pr( opyl) + -ene
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