| 单词 | pyridinecarboxylic acid |
| 释义 | > as lemmaspyridinecarboxylic acid pyridinecarboxylic acid n. each of three acids (picolinic, nicotinic, and isonicotinic acids) that are substituted derivatives of pyridine in which a carboxyl group occurs in place of a hydrogen atom. ΚΠ 1880 Jrnl. Chem. Soc. 38 406 The three possible pyridinecarboxylic acids are now known, viz., pyrocinchomeronic, nicotinic, and picolinic acids. 1967 I. L. Finar Org. Chem. (ed. 5) I. xxx. 810 Pyridinecarboxylic acids. There are three monocarboxylic acids, and each may be obtained by oxidising the corresponding picoline. 2004 Jrnl. Biotechnol. 113 184/1 The production of specifically hydroxylated pyrazine- and pyridinecarboxylic acids from the corresponding acids or cyano-compounds. < as lemmas |
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