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quercitron
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quercitron
quercitron (ˈkwɜːsɪtrən) [Abbreviated for querci-citron, f. L. quercus oak + citron. Named by Dr. Bancroft about 1784.] 1. a. The black or dyer's oak of N. America (Quercus tinctoria): also called quercitron oak. b. The inner bark of this, used as a yellow dye and in tanning: also quercitron bark.17...
Oxford English Dictionary
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Quercetrin
Quercetrin may refer to:
Quercitrin, a glycoside formed from the flavonoid quercetin and the deoxy sugar rhamnose
Quercitron, a yellow natural dye
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Quercitrin
Occurrence
Quercitrin is a constituent of the dye quercitron.
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flavin
flavin Chem. (ˈfleɪvɪn) Also flavine. [f. L. flāv-us yellow + -in.] 1. A yellow dye-stuff prepared from quercitron bark.1853 Napier Art Dyeing 344 Flavine. 1864 Watts Dict. Chem. II. 655 Flavin. 1886 Encycl. Brit. XX. 175/2 From 100 parts of quercitron about 85 of flavin are obtained, having a tinct...
Oxford English Dictionary
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Quercitannic acid
The quercitannic acid molecule is also present in quercitron, a yellow dye obtained from the bark of the Eastern black oak (Quercus velutina), a forest
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glycoside
glycoside Chem. (ˈglaɪkəʊsaɪd) [f. glyco- after glucoside.] † 1. Used as a variant spelling of glucoside before the two words were distinguished in sense (see sense 2 and glucoside). Obs.1878 Chem. News 2 Aug. 60/1 The glycosides and colouring matters of quercitron and of Persian berries are very ne...
Oxford English Dictionary
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Phlobaphene
They are common in redwoods barks like Sequoia sempervirens or in oak barks where the chief constituent, quercitannic acid, a molecule also present in quercitron
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Quercus velutina
willdenowiana (Quercus falcata × Q. velutina) – Willdenow's oak
Uses
The inner bark of the black oak contains a yellow-orange coloring from the pigment quercitron
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oakam
▪ I. oak (əʊk) Forms: α. 1 ác (pl. ǽc), 3 ooc, 3–5 ok, (4 oek), 4–6 ook, (5–6 ooke), 4–7 oke, (5 hoke, a noke, 5–6 hooke), 6– oak, (dial. 6 oyke, woke, 6– woak, 7 yoake). β. north. and Sc. 5– ake, 6– aik, (5 a nak(e, ayk, 6 eike, 9 dial. yek, yak. [Com. Teut.: OE. ác fem. (pl. ǽc, gen. sing. *ǽc, ác...
Oxford English Dictionary
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Egyptian (1826 ship)
In 1834 Egyptian, Sweetland, master, arrived at Liverpool with a cargo of palm oil, munjeet (Munjeet or Indian madder (Rubia cordifolia), wool, quercitron
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Italian
Italian, a. and n. (ɪˈtælɪən) Forms: 5 Ytalian, Itallian, -aillian, -aylion, 5–6 Ytalyen, 6 Italyan(e, -ion, -yon, -ien, 6– Italian. [ad. L. Italiān-us, f. Italia Italy: cf. F. Italien.] A. adj. 1. a. Of or pertaining to Italy or its people; native to or produced in Italy.1547 Boorde Introd. Knowl. ...
Oxford English Dictionary
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北美黑橡
在贸易中此种染料以“Quercitron”的名称出售。
药用
北美洲的印地安人在传统医学中将视为药品使用。
文献
Eintrag bei GRIN - Taxonomy for Plants.
参考
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Stil de grain yellow
pink", the yellow "pink" was qualified as Dutch pink, brown pink, English pink, Italian pink, or French pink — the first three also applied to similar quercitron
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pro-
▪ I. pro-, prefix1 The Latin adv. and prep. (see above), used in combination with verbs and their derivatives, and sometimes with other words not of verbal derivation. (Unlike the Gr. προ-, the L. was originally and usually prō-; but in some compounds it was occasionally and in others usually or alw...
Oxford English Dictionary
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Reseda luteola
Until the discovery of quercitron it was the most used yellow dye but by the end of the 19th century had ceased to be in wide use due to the discovery
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