| 释义 |
Hofmann amine separation [`häf·mǝn `am´ēn ´sep·ǝ´rā·shǝn] ORGANIC CHEMISTRY A technique to separate a mixture of primary, secondary, and tertiary amines; they are heated with ethyl oxalate; there is no reaction with tertiary amines, primary amines form a diamide, and the secondary amines form a monoamide; when the reaction mixture is distilled, the mixture is separated into components. |