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单词 durene
释义

durene

/ˈdjʊəriːn/ /ˈdʒʊəriːn/ /ˈdjɔːriːn/
Chemistry
noun
A crystalline hydrocarbon occurring naturally in coal tar and also made synthetically, used in the manufacture of polyimides and plastics.
  • Systematic name:1,2,4,5-tetramethylbenzene; C6H2(CH3)4..

Origin

Late 19th century; earliest use found in Henry Watts (1815–1884), chemist. From classical Latin dūrus hard + -ene, after German Durol, in the same sense; so called because it is solid at ordinary temperatures.

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更新时间:2024/12/23 22:55:57