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

单词	beckmann rearrangement
释义	beck·mann rearrangement \ˈbekmən-, -ˌmän-\ noun Usage: usually capitalized B Etymology: after Ernst O. Beckmann died 1923 German chemist : a rearrangement by which a ketoxime [as the oxime (C₆H₅)₂C:NOH of benzophenone] changes into an amide derivative (as benzanilide) on treatment usually with phosphorus pentachloride or an acid
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