tartro-
before a vowel tartr- [f. F. tartre, tartar1], in names of chemical compounds containing or derived from tartaric acid; as ˈtartrazine [azo- + -ine5], a fast and brilliant dye-stuff of rich orange yellow; tartreˈthylic tartrethylic acid [ethylic] = ethyltartaric acid, C6H10O6: see quot. 1868; its salts are tarˈtrethylates; tartromeˈthylic tartromethyluc acid [methylic] = methyltartaric acid, C5H8O6: its salts are tartroˈmethylates; tartroˈvinic tartrovinic acid = tartrethylic acid. So tartrocarbhydric, tartroglyceric, etc.
| 1894 Times 15 Aug. 12/1 *Tartrazin, a colour noteworthy not only for its fastness to light, but also because of its brilliancy and purity. |
| 1857 Miller Elem. Chem. III. 318 Vinic or ethylic acids, such as sulphethylic, oxalethylic, and *tartrethylic. 1868 Watts Dict. Chem. V. 694 Tartrethylic or Tartrovinic acid..crystallises in elongated prisms, with oblique bases; it is colourless, inodorous, tastes both sweet and sour. |
| 1837 R. D. Thomson in Brit. Ann. 342 When tartaric and racemic acids are treated..with pyroxylic spirit..similar acids are formed which may be termed *tartro carbydric and racemo carbydric acids. |
| 1838 T. Thomson Chem. Org. Bodies 182 *Tartromethylate of potash may be obtained in the same way as tartrovinate of potash. |
| Ibid. 180 *Tartromethylic acid..was also discovered by M. Guerin-Varry. |
| 1837 R. D. Thomson in Brit. Ann. 340 *Tartrovinic acid, M. Guerin Varry..obtained it by boiling tartaric acid with absolute alcohol for a considerable time [etc.]. 1838 T. Thomson Chem. Org. Bodies 174 A dilute solution..left exposed to an atmosphere of 77°, lets fall some..crystals of tartrovinic acid. |