| 释义 |
orˈsellic, a. Chem.
[f. med.L. Orsella orchil + -ic.]
In orsellic acid, a crystalline solid, C16H14O7 + 2H2O, obtained from South African and South American lichens.
1857Miller Elem. Chem. III. 542 note, Lecanoric acid, according to Gerhardt, is identical with the alpha and beta orsellic acids of Stenhouse. 1868Watts Dict. Chem. IV. 235.
So ˈorsellate, a salt of orsellic acid; orseˈllinic acid, a crystalline substance, C8H8O4 + H2O, obtained by the action of baryta water on erythrin; also called orseˈllesic orsellesic acid. orˈsellinate, a salt of orsellinic acid.
1857Miller Elem. Chem. III. 543 Orsellesic Acid. Ibid., Lecanoric ether, more properly orsellesic ether. 1873Watts Fownes' Chem. (ed. 11) 805 Orsellinic acid, when boiled with baryta-water, splits up into carbon dioxide and orcin. |