释义 |
itatartaric, a. Chem.|ɪtətɑːˈtærɪk| [tr. G. itaweinsäure itatartaric acid (T. Wilm 1867, in Ann. d. Chem. u. Pharm. CXLI. 33), f. ita- (in itaconsäure itaconic acid (see itaconic a.)) + weinsäure tartaric acid.] itatartaric acid: dihydroxyitaconic acid, CH2OH·C(OH)(COOH)·CH2COOH. Hence itaˈtartrate, a salt of this acid.
1872Watts Dict. Chem. Suppl. 762 Pure itatartaric acid is amorphous, vitreous, smells like honey when gently heated, deliquesces in the air, dissolves easily in alcohol, and does not volatilise perceptibly at 100° with aqueous vapour. Ibid., Calcium itatartrate..forms crystalline masses sparingly soluble in water. 1945Jrnl. Biol. Chem. CLXI. 739 (heading) Itatartaric acid, a metabolic product of an ultraviolet-induced mutant of Aspergillus terreus. |