39:
27:
294:
Weld, fustic, and quercitron bark were carried as staple items in drug stores and general merchandise establishments. Sometimes, the physician kept a small supply of dye stuffs. It was not too uncommon, indeed, to find a jar of indigo next to a laudanum bottle and a box of quercitron associating with
179:
Quercetin is a crystalline powder of a brilliant citron yellow color, entirely insoluble in cold water and dissolving only sparingly in hot water, but quite soluble in alcohol. Either by itself or in some form of its glucoside quercitrin, quercetin is found in several vegetable substances, among
363:
493:
488:
483:
478:
118:, and sifting the product to separate the fibrous matter, the fine yellow powder which remains forming the quercitron of commerce.
211:
Chemically, quercetin is a member of a fairly extensive class of natural coloring matters derived from phenyl benzoyl-pyrone or
420:
460:
455:
450:
445:
639:
106:. c. 38) in 1785 was granted special privileges in regard to the importation and use of the substance. The
228:
413:
216:
313:
591:
576:
220:
601:
554:
379:
357:
8:
644:
596:
586:
406:
186:
115:
613:
559:
130:
126:
57:
618:
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in the late 1840s and early 1850s, according to the historian Philip Dillon Jordan:
437:
256:
99:
264:
252:
633:
581:
564:
352:
69:
224:
200:
569:
526:
516:
153:, and in aqueous solution under the influence of mineral acids it yields
53:
367:. Vol. 22 (11th ed.). Cambridge University Press. p. 742.
531:
511:
205:
134:
31:
20:
521:
503:
429:
276:
191:
154:
150:
122:
111:
103:
546:
536:
272:
268:
248:
240:
173:
107:
38:
608:
356:
260:
244:
236:
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212:
181:
170:
470:
50:
398:
88:
26:
287:
65:
215:, the constitution of which followed on the researches of
16:
Natural dye from the bark of the species
Quercus velutina
231:
and others. Among the related, coloring matters are:
87:The name is a shortened form of quercicitron, from
377:
631:
414:
34:, the active dyeing principle of quercitron
421:
407:
328:. Vol. 7 (1st ed.). p. 885
351:
347:
345:
343:
169:, which is precipitated, and the methyl-
37:
25:
114:after it has been freed from its black
102:(1744–1821), who by act of Parliament (
632:
402:
340:
110:is prepared by grinding the bark in
13:
133:, and an active dyeing principle,
14:
656:
428:
371:
306:
56:obtained from the bark of the
1:
299:
98:, lemon, and was invented by
149:. The latter substance is a
7:
10:
661:
378:Jordan, Philip D. (1944).
18:
545:
502:
469:
436:
326:Oxford English Dictionary
72:. It was formerly called
19:Not to be confused with
592:Anthraquinone glycoside
364:Encyclopædia Britannica
125:of quercitron contains
297:
263:from young fustic and
198:), Zante fustic wood (
184:, in Persian berries (
43:
35:
30:Chemical structure of
292:
41:
29:
640:Flavonoid glycosides
577:Cyanogenic glycoside
380:"With Dyed Garments"
217:Stanisław Kostanecki
196:Fagopyrum esculentum
129:, whence its use in
602:Flavonoid glycoside
555:Alcoholic glycoside
42:Powdered quercitron
597:Coumarin glycoside
587:Phenolic glycoside
392:(quote from p. 86)
358:"Quercitron"
295:unrefined quinine.
187:Rhamnus cathartica
44:
36:
627:
626:
614:Steviol glycoside
560:Cardiac glycoside
461:C-glycosidic bond
456:S-glycosidic bond
451:N-glycosidic bond
446:O-glycosidic bond
127:quercitannic acid
121:The ruddy-orange
58:Eastern Black Oak
652:
423:
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409:
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375:
369:
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253:weld, mignonette
62:Quercus velutina
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116:epidermal layer
100:Edward Bancroft
24:
17:
12:
11:
5:
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395:
394:
384:The Palimpsest
370:
355:, ed. (1911).
353:Chisholm, Hugh
339:
304:
303:
301:
298:
265:yellow cypress
166:
162:
158:
146:
142:
138:
68:indigenous in
15:
9:
6:
4:
3:
2:
657:
646:
643:
641:
638:
637:
635:
620:
619:Thioglycoside
617:
615:
612:
610:
607:
603:
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598:
595:
593:
590:
589:
588:
585:
583:
582:Glycosylamine
580:
578:
575:
571:
568:
566:
565:Bufadienolide
563:
562:
561:
558:
556:
553:
552:
550:
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535:
533:
530:
528:
525:
523:
520:
518:
515:
513:
510:
509:
507:
505:
501:
495:
494:1,6-Glycoside
492:
490:
489:1,4-Glycoside
487:
485:
482:
480:
477:
476:
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70:North America
67:
63:
59:
55:
52:
48:
40:
33:
28:
22:
387:
383:
373:
362:
330:. Retrieved
325:
319:
315:
308:
293:
285:
280:
257:dyer's broom
221:A. G. Perkin
210:
201:Rhus cotinus
199:
195:
185:
178:
120:
95:
91:
86:
82:Italian pink
81:
78:English pink
77:
73:
64:), a forest
61:
46:
45:
570:Cardenolide
527:Glucuronide
517:Galactoside
484:β-Glycoside
479:α-Glycoside
390:(3): 82–89.
281:Nageia nagi
229:Goldschmidt
206:rose petals
94:, oak, and
54:natural dye
645:Plant dyes
634:Categories
532:Rhamnoside
512:Fructoside
430:Glycosides
332:12 January
300:References
275:root, and
204:), and in
180:others in
135:quercitrin
74:Dutch pink
47:Quercitron
32:quercitrin
21:quercitrin
522:Glucoside
277:myricetin
192:buckwheat
155:quercetin
151:glycoside
123:decoction
104:25 Geo. 3
547:Aglycone
537:Riboside
471:Geometry
273:galangal
269:galangin
249:luteolin
241:apigenin
194:leaves (
174:rhamnose
108:dyestuff
609:Saponin
504:Glycone
261:fisetin
245:parsley
233:chrysin
213:flavone
171:pentose
131:tanning
92:quercus
239:buds,
237:poplar
225:Herzig
96:citron
51:yellow
279:from
271:from
251:from
243:from
235:from
182:cutch
112:mills
89:Latin
80:, or
49:is a
438:Bond
334:2020
316:pink
288:Iowa
255:and
66:tree
320:sb.
286:In
190:),
157:, C
137:, C
636::
388:25
386:.
382:.
361:.
342:^
324:.
318:,
283:.
267:,
259:,
247:,
227:,
223:,
219:,
208:.
176:.
163:10
159:15
147:11
143:20
139:21
84:.
76:,
422:e
415:t
408:v
336:.
322:"
314:"
167:7
165:O
161:H
145:O
141:H
60:(
23:.
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