abbreviations of COLOPHONY, used as stems for names of related chemical substances, as Colophene, (C20 H32) an oily colorless liquid obtained by distilling oil of turpentine with strong sulphuric acid. Colophilene, Deville’s name for the hydrocarbon obtained by treating hydrochlorate of colophene with baryta. Colopholic acid (see quot.). Colophonate, a salt of a colophonic acid. Colophonic acids, the resinous acids present in colophony. Colophonin (see quot.). Colophonone, an oil produced by the dry distillation of colophony.
1863–72. Watts, Dict. Chem., I. 1086. Colophene is an aromatic oil … exhibiting by reflected light a dark indigo-blue iridescence. Ibid., 1087. Colopholic acid … the constituent of colophony which is least soluble in alcohol.
1838. T. Thomson, Chem. Org. Bodies, 526. He [Rose] analyzed the colophonates of silver and lead. Ibid. A brown resin, possessing more powerful acid characters, to which Unverdorben has given the name of colophonic acid.
1863–72. Watts, Dict. Chem., I. 1087. Colophonic acids … pinic, pimaric, sylvic, and colopholic. Ibid. (1879), 1st Suppl. 482. When old essence of resin … is washed with water and the wash-water is evaporated colophonin hydrate … is obtained. Ibid. (1863–72), I. 1087. Colophonone … is colourless, mobile, highly refractive.
