| 释义 |
amido-|əˈmaɪdəʊ|
combining form of amide; used also in the phrases amido compounds, amido derivatives, i.e. those in which one atom of hydrogen is replaced by an atom of the radical amidogen NH2, as amido-benzine (= aniline), amido-ethane (= ethylamine), amido-methane (= methylamine), amido-caproic acid, etc.
For recent use seeamino- and quot. 1949.
1854Pereira Mat. Med. (ed. 4) I. 938 Amido-chloride of mercury. 1864Reader 18 June 782/1 The fluorescence of two new substances—amidophthalic and amidoterephthalic acid. 1873Fownes Chem. 683 Alanine, or amidopropionic acid. Ibid. 760 It is converted into amidobenzene or aniline. 1877Watts Fownes' Chem. II. 446 Benzene group: amido derivatives. Ibid., Only one nitro-group is obtained in the first instance, so that nitro-amido compounds are obtained. 1881Thudichum Ann. Chem. Med. II. viii, On the Albuminous Substances, Amides, Amido-Acids, and Ammonium Salts as Sources of the Urea. 1949S. & L. M. Miall New Dict. Chem. 29/2 The prefix amido..is now usually restricted to compounds containing the amide group (—CO.NH2). |