| 单词 | aminobutyric acid |
| 释义 | > as lemmasaminobutyric acid aminobutyric acid n. Biochem. each of three crystalline, isomeric amino acids that are amino derivatives of butyric acid having the formula C4H9NO2; cf. gamma-aminobutyric acid n. at gamma n. Additions. ΚΠ 1880 Jrnl. Chem. Soc. 38 541 A deliquescent mass of crystals of β-amidobutyric acid, CHMe(NH2)·CH2·COOH, is obtained.] 1900 Jrnl. Chem. Soc. 78 i 557 When pyrrolidone is boiled with alkalis, concentrated hydrochloric acid, or barium hydroxide, it is converted into γ-aminobutyric acid. 1962 U. Dardenne & G. Kirsten in A. Pirie Lens Metabolism 416 Aminobutyric acid, a component of ophthalmic acid,..and methionine occur in a higher concentration in lenses of older animals. 1983 Current Affairs Bull. Dec. 19/1 More likely it [sc. hydrogen cyanide gas] would be used for food by certain bacteria, resulting in the formation of relatively harmless compounds such as carbon dioxide and various organic acids—for example, amino butyric acid. < as lemmas |
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