英语词汇“alkylidene”的意思、释义、用法解释及翻译-春雷网

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词汇	alkylidene
释义	Definition of alkylidene in English: alkylidene noun alˈkʌɪlɪdiːnalˈkɪlɪdiːn Chemistry A compound derived from an alkane by the replacement of two hydrogen atoms on the same carbon atom with one double-bonded atom or group; the divalent functional group =CR′R″ characteristic of such a compound. Origin Early 20th century; earliest use found in Journal of Physical Chemistry. From alkyl + -idene. Definition of alkylidene in US English: alkylidene noun Chemistry A compound derived from an alkane by the replacement of two hydrogen atoms on the same carbon atom with one double-bonded atom or group; the divalent functional group =CR′R″ characteristic of such a compound. Origin Early 20th century; earliest use found in Journal of Physical Chemistry. From alkyl + -idene.
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