英语词汇“methide”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

methide

/ˈmɛθʌɪd/ /ˈmiːθʌɪd/

Chemistry

noun

1The methyl anion CH₃ −, originally specifically in a compound with a metal atom. Later also: any compound that contains this anion or a substituted derivative of it.

2More fully quinone methide. A quinone derivative with a methylene group in place of one of the oxygen atoms.

3A carbide whose anion is a single carbon atom (C4−), and which gives methane on hydrolysis.

Origin

Mid 19th century; earliest use found in Edward Frankland (1825–1899), chemist. From meth- + -ide.

单词	methide
释义	methide /ˈmɛθʌɪd/ /ˈmiːθʌɪd/ Chemistry noun 1The methyl anion CH₃ −, originally specifically in a compound with a metal atom. Later also: any compound that contains this anion or a substituted derivative of it. 2More fully quinone methide. A quinone derivative with a methylene group in place of one of the oxygen atoms. 3A carbide whose anion is a single carbon atom (C4−), and which gives methane on hydrolysis. Origin Mid 19th century; earliest use found in Edward Frankland (1825–1899), chemist. From meth- + -ide.
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