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单词 pentene
释义 pen·tene
\ˈpen.ˌtēn\ noun
(-s)
Etymology: International Scientific Vocabulary penta- + -ene
: either of the two normal amylenes obtained from gasoline:
 a. : the alpha or 1-isomer CH3CH2CH2CH . CH2 — called also alpha-n-amylene, 1-pentene
 b. : the beta or 2-isomer CH3CH2CH . CHCH3 — called also beta-n-amylene, 2-pentene
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更新时间:2024/9/22 23:33:41