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purpurin

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purpurin
purpurin Chem. (ˈpɜːpjʊərɪn) Also (in commercial use) -ine. [f. L. purpur-a purple + -in1.] A red colouring matter, C14H5O2(OH)3, used in dyeing, orig. extracted from madder, hence called madder-purple; also prepared artificially by the oxidation of alizarin.1839 Ure Dict. Arts 785 Purpurine, the cr... Oxford English Dictionary
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Purpurin
Purpurin or purpurine may refer to: 1,2,4-Trihydroxyanthraquinone, a natural red/yellow dye found in the madder plant Purpurin (protein), a protein, belonging to the lipocalin family Purpurin (glass), a red or reddish-brown ancient type of glass Purpurine, an earlier, but still occasionally seen, name for uroerythrin wikipedia.org
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Purpurin (glass)
Purpurin (Italian: Porporino; Latin: Haematinum, derived from Greek haimátinos = "of blood"; German: Hämatinon), sometimes referred to as glass porphyr Purpurin is somewhat harder than normal glass but can be easily cut and polished. Its red color is permanently lost upon smelting. wikipedia.org
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purpurogallin
purpurogallin Chem. (ˌpɜːpjʊərəʊˈgælɪn) [ad. F. purpurogalline (A. Girard 1869, in Compt. Rend. LXIX. 866), f. purpurine purpurin with inserted -o and -gall (f. pyrogallique pyrogallic a.): named after the unrelated purpurin by analogy with the preparation of that substance by oxidation of alizarin.... Oxford English Dictionary
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Anthrapurpurin
See also Alizarin Purpurin Trihydroxyanthraquinone Hydroxyanthraquinone Anthraquinone References Trihydroxyanthraquinones Anthraquinone dyes wikipedia.org
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indirubin
indirubin Chem. (ɪndɪˈruːbɪn) [f. indi- + L. rub-er red + -in.] A substance, isomeric with indigo-blue, obtained by decomposition of indican, crystallizing in long purple metallic-shining needles. Also called indigo-purpurin and indigo-red.1859 [see indican]. 1865–72 Watts Dict. Chem. III. 249 On..e... Oxford English Dictionary
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1,2,4-Trihydroxyanthraquinone
Purpurin is also called verantin, smoke Brown G, hydroxylizaric acid, and C.I. 58205. Properties Purpurin is a crystalline solid, that forms orange-red needles melting at . wikipedia.org
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purpureïn
purpureïn Chem. (pɜːˈpjʊəriːɪn) [f. L. purpure-us (see purpureal) + -in; named after orcein.] A product of the action of ammonia on purpurin, which dyes a fine rose-red or amaranth-red. Also called purpuramide.1863 Stenhouse in Proc. Royal Soc. XIII. 145 This compound being in its mode of formation ... Oxford English Dictionary
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1,3-Dihydroxyanthraquinone
Xanthopurpurin occurs in small amounts (as a glycoside) in the root of the common madder plant, Rubia tinctorum, together with alizarin, purpurin and other wikipedia.org
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purpurine
† ˈpurpurine, a. Obs. Forms: (1 purpuren), 3–4 purprin, 5 purperyn, 6 purpuryng, 8 purpurine. [OE. had purpuren adj., from purpur; ME. purprin, a. OF. porprin, purprin (12th c. in Godef.), mod.F. purpurin (15th c.), conformed to L. type *purpurīn-us, f. purpura purple.] Of purple colour.c 1000 ælfri... Oxford English Dictionary
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Mauveine
coloring with a variety of equivalent names: rosolan, violet paste, chrome violet, anilin violet, anilin purple, Perkin's violet, indisin, phenamin, purpurin wikipedia.org
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anthra-
anthra- Chem. Abbreviation of anthracene (or stem anthrac-) forming compound names of the anthracene derivatives. The chief are:— anthrachrysone (-ˈkraɪsəʊn) [Gr. χρυσός gold], one of the tetra-oxy-anthraquinones, obtained as a golden-yellow crystalline powder, by the dry distillation of dioxybenzoi... Oxford English Dictionary
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أليزارين
وفي عام 1826، وجد الكيميائي الفرنسي جان بيير روبيكيه (Pierre-Jean Robiquet) أن جذور الفوة تحتوي على ملونين، الأليزارين الأحمر والبوربورين (purpurin) وهو wikipedia.org
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Alizarin
In 1826, the French chemist Pierre-Jean Robiquet found that madder root contained two colorants, the red alizarin and the more rapidly fading purpurin. See also 1,2,4-Trihydroxyanthraquinone or purpurin, another red dye that occurs in madder root Alizarine ink Aniline Dihydroxyanthraquinone Hydroxyanthraquinone wikipedia.org
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Rubia cordifolia
The plant's roots contain an anthraquinone called purpurin (1,2,4-Trihydroxyanthraquinone) that gives it its red colour when used as a textile dye. wikipedia.org
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