| 单词 |
octanoic |
| 释义 |
octanoic, a. Chem.|ɒktəˈnəʊɪk|
[f. octane + -oic.]
= caprylic a.
1909Jrnl. Chem. Soc. XCVI. ii. 1378/1 (Index), Octanoic acid, ε-hydroxy-, and its lactone. 1940T. P. Hilditch Chem. Constitution Nat. Fats iii. 99 In the milk fats of sheep and goats.., the proportions of octanoic and decanoic (caprylic and capric) acids are much greater and approach, or even exceed, that of butyric acid in cow milk fats. 1972Materials & Technol. V. ix. 244 CH3(CH2)6COOH, octanoic acid, was first described in 1844 by Lerch who isolated it from butter.
Hence octaˈnoate, the anion, or an ester or salt, of octanoic acid; ˈoctanoyl, the radical CH3(CH2)6CO— present in octanoic acid; also called caprylyl.
1945Jrnl. Biol. Chem. CLXI. 416 Of the tested fatty acids octanoate was the most reactive under these conditions. 1949Union Internat. Chim. Pure et Appl., Compt. Rend. XV. 145 Rule 58.3... Octanoyl. Replacing ‘capryloyl’ and ‘caprylyl’. 1954A. White et al. Princ. Biochem. xviii. 482 The reaction sequence..by which octanoate might give rise to acetoacetate. 1973Agric. & Biol. Chem. (Tokyo) XXXVII. 2713/2 During this acylation process with n-octanoyl chloride, esterification of two OH groups of 2 moles of Thr contained in a colistin nonapeptide molecule was possible. 1974Acta Crystallogr. XXX. B. 2913/2 Copper(11) octanoate was prepared by adding copper carbonate to an excess of solution of octanoic acid in ethanol. |
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