单词 | leucoanthocyanin |
释义 | > as lemmasleucoanthocyanin leucoanthocyanin n. Brit. /ˌl(j)uːkəʊanθəˈsʌɪənɪn/ , U.S. /ˌlukoʊˌænθəˈsaɪənən/ Chemistry a leucoanthocyanidin; spec. any that is a glycoside.ΘΚΠ the world > matter > chemistry > organic chemistry > carbohydrates > sugars > [noun] > glycosides > named > others jalapin1832 rhaponticin1834 struthiin1835 menyanthin1842 quercitric acid1844 rhodeoretin1845 helicin1848 rutic acid1848 morindin1849 panaquilon1858 galactoside1862 parillic acid1864 thujin1868 digitoxin1875 margarin1878 naringin1879 teucrin1881 condurangin1885 scopolin1885 linamarin1892 arabinoside1893 picein1894 rhamnoside1894 mannoside1897 saponaretin1905 pentoside1910 prunitrin1910 prunasin1912 leucoanthocyanin1920 pyranoside1930 stevioside1931 furanoside1932 hecogenin1943 1920 O. Rosenheim in Biochem. Jrnl. XIV. 185 In the young leaf, however, the pseudo~base does not occur in the free state, but in combination with either a carbohydrate or possibly another complex. For this combination the general name leuco-anthocyanin is proposed. 1960 L. H. Meyer Food Chem. vii. 251 Catechins and leucoanthocyanins are present in the tissues of those woody plants studied such as apples, peaches, grapes, almonds, and some pears, while they are absent in herbaceous plants. 1962 T. Swain in T. A. Geissman Chem. Flavonoid Compounds xvi. 536 It has been presumed by many workers that the term leucoanthocyanin, like the term catechin, refers to the monomeric C15 molecule. 1971 Ann. de Technol. Agricole XX. 32 Different methods for the dosage of leucoanthocyanins of white wines have been compared. < as lemmas |
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