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单词 butylene
释义 bu·tyl·ene
\ˈbyüd.əlˌēn, -ütəl-\ noun
(-s)
Etymology: International Scientific Vocabulary butyl + -ene
1. : any of three isomeric flammable easily liquefiable gaseous hydrocarbons C4H8 of the ethylene series obtained usually by the cracking of petroleum and converted into gasoline by polymerization:
 a. : the normal compound CH2 = CHCH2CH3 used in making butadiene — called also alpha-butylene, 1-butene
 b. : the normal symmetrical compound CH3CH = CHCH3 occurring in cis and trans forms used in making butadiene — called also beta-butylene, 2-butene
 c. : isobutylene
2. : any of four isomeric alkylene radicals C4H8 (as tetramethylene) derived from normal butane
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更新时间:2024/11/14 2:28:35