picolinic, a. Chem.
(pɪkəˈliːnɪk)
[f. picoline + -ic.]
picolinic acid: a colourless crystalline acid, pyridine-2-carboxylic acid, C5H4N(COOH), which is derived from picoline by oxidation of the methyl group.
| 1880 Jrnl. Chem. Soc. XXXVIII. 268 Picolinic Acid, C6H5NO2..Crystallises in prismatic needles..which are easily soluble in alcohol and in water. 1946 A. A. Morton Chem. Heterocyclic Compounds viii. 213 Picolinic acid..is obtained in 50 to 51 percent yield from α-picolin. 1968 Listener 21 Mar. 376/1 A second class of compounds being used [as defoliants, etc.] are derivatives of picolinic acid. |