| 释义 |
am·ide
\ˈaˌmīd, ˈamə̇d, in compounds often əˌmīd or _əmə̇d\ noun
(-s)
Etymology: German amid (from ammoniak ammonia — from French or Latin — + -id -ide) or French amide, from ammoniaque ammonia + -ide — more at ammoniac
1. : any of a class of crystalline compounds derived from ammonia by replacement of one hydrogen atom by a metal
< lithium amide LiNH2 >
< calcium amide Ca(NH2)2 >
— called also metallic amide
2. : any of a class of compounds (as acetamide, sulfamide) derived from ammonia or an amine by replacement of ammoniacal hydrogen by an acid radical (as an acyl radical) — called also acid amide; compare imide; see sulfonamide |