| 释义 |
alkalamide Chem.|ˈælkələˌmaɪd|
[f. alkali + amide.]
A compound uniting the characters of an amine and an amide, containing both acid and alcohol radicals, as Ethyl-acetamide N·C2H5·C2H3O·H.
According to the molecules of ammonia which they represent, they are mon-, di-, or tri-alkalamides, which are secondary or tertiary according to the hydrogen atoms replaced. As there must be at least 2 of these, there are of course no primary alkalamides.
1863Watts Dict. Chem. (1879) I. 169 [Classification of compound ammonias] 3. Ammonias in which 2 or more atoms of hydrogen are replaced by acid- and base- radicles. This division we call alkalamides. Ibid. 180 There exists a class of compounds occupying an intermediate place between primary and secondary dialkalamides. |