| 释义 |
acyl Chem.|ˈæsɪl, ˈeɪsaɪl|
[G. acyl (C. Liebermann 1888, in Ber. d. Deut. Chem. Ges. XXI. 3372); cf. acid, -yl.]
Name used to designate an organic radical derived from an acid, as acetyl, benzoyl, etc.; an acid radical; also attrib. Hence ˈacylate v., to introduce an acyl radical into (a compound); ˌacyˈlation.
1899Jrnl. Chem. Soc. LXXVI. i. 553. 1901 Ibid. LXXX. i. 118 Transformation of O-Acyl Derivatives..into the Isomeric C-Acyl Derivatives. Ibid. 187 Wandering of Acyl Groups. 1907Chem. Abstr. 1290 Indanthrene is not acylated by benzoic anhydride. 1908Ibid. 2088 The reactions of phenylhydrazine and its acyl derivatives..were studied. 1910Ibid. 177 Acylation of Amines and Phenols. 1910Encycl. Brit. III. 756/1 With formic or acetic acids..the para-semidines give acyl products possessing no basic character. 1949H. W. Florey et al. Antibiotics xxi. 807 A free NH group, whose presence could be demonstrated by acylation. 1959Times 6 Mar. 13/7 Various penicillins can be regarded as acyl derivatives. |