| 释义 |
ˈindic, a.2 Chem.
[f. ind-in + -ic.]
Of indin; in indic (formerly indinic) indic acid, the hypothetical acid C16H11N2O3, of which the potassium salt is indin-potassium or potassium indate.
[1845Penny Cycl. Suppl. I. 345/2 Indinic Acid is formed in combination with potash, yielding black crystals..the indinate of potash is readily decomposed by water..Indinic acid is probably similar in composition to isatic acid.] 1889Roscoe & Schorlemmer Chem. III. v, When Indin (C16H10N2O2) is treated with concentrated alcoholic potash, it yields the potassium salt of indic acid, C16H11N2O3K, which forms small black crystals, which are decomposed by water with formation of the original indin. 1892Morley & Muir Dict. Chem. III. s.v. Indin, A solution in concentrated alcoholic potash deposits black crystals..probably potassium indate C16H10KN2O3. |