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Purpurin

Purpurin Suppliers list
Company Name: J & K SCIENTIFIC LTD.  
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Company Name: Meryer (Shanghai) Chemical Technology Co., Ltd.  
Tel: 4006356688 18621169109
Email: market03@meryer.com
Company Name: Chembest Research Laboratories Limited  
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Company Name: TCI (Shanghai) Development Co., Ltd.  
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Company Name: Energy Chemical  
Tel: 400-0056266
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Purpurin manufacturers

  • Purpurin
  • Purpurin pictures
  • $93.00
  • 2026-08-27
  • CAS:81-54-9
  • Purity: 96.48%
  • Supply Ability: 10g
  • Purpurin
  • Purpurin pictures
  • 2023-02-24
  • CAS:81-54-9
  • Min. Order: 20mg
  • Purity: ≥98%(HPLC)
  • Supply Ability: 10 g
  • PURPURIN
  • PURPURIN pictures
  • $1.00
  • 2019-07-06
  • CAS:81-54-9
  • Min. Order: 1g
  • Purity: 99%
  • Supply Ability: 100KG
Purpurin Basic information
Product Name:Purpurin
Synonyms:CI NO 58205;CI 58205;1,2,4-TRIHYDROXY-9,10-ANTHRACENEDIONE;ALIZARIN PURPURIN;1,2,4-trihydroxyanthracene-9,10-dione;PURPURIN, FOR THE DETECTION OF B, PB;TIMTEC-BB SBB006444;1,2,4-trihydroxy-10-anthracenedione
CAS:81-54-9
MF:C14H8O5
MW:256.21
EINECS:201-359-8
Product Categories:Anthraquinones, Hydroquinones and Quinones;Anthraquinones;Hydroxyanthraquinones;Intermediates of Dyes and Pigments
Mol File:81-54-9.mol
Purpurin Structure
Purpurin Chemical Properties
Melting point 253-256 °C(lit.)
Boiling point 359.45°C (rough estimate)
density 1.659
refractive index 1.4825 (estimate)
Fp 113 °C
storage temp. Inert atmosphere,Room Temperature
solubility DMSO (Slightly), Methanol (Slightly, Heated)
pka7.05±0.20(Predicted)
form Powder
Colour Index 58205
color Brown-red to brown
Water Solubility 6.405mg/L(25 ºC)
λmax515 nm
521 nm (2nd)
Merck 14,7945
BRN 1887127
Major Applicationdiagnostic assay manufacturing
hematology
histology
InChI1S/C14H8O5/c15-8-5-9(16)14(19)11-10(8)12(17)6-3-1-2-4-7(6)13(11)18/h1-5,15-16,19H
InChIKeyBBNQQADTFFCFGB-UHFFFAOYSA-N
SMILESOc1cc(O)c2C(=O)c3ccccc3C(=O)c2c1O
LogP4.600 (est)
CAS DataBase Reference81-54-9
EPA Substance Registry SystemPurpurin (81-54-9)
Safety Information
Hazard Codes Xi,C,F
Risk Statements 36/37/38-34-11
Safety Statements 26-36-45-36/37/39-16
WGK Germany 3
RTECS CB8200000
HS Code 29146990
Storage Class11 - Combustible Solids
Hazard ClassificationsEye Irrit. 2
Skin Irrit. 2
STOT SE 3
MSDS Information
ProviderLanguage
ACROS English
SigmaAldrich English
Purpurin Usage And Synthesis
Chemical Propertiesbrown-red to brown powder
Usesxanthin oxidase inhibitor, irritant
UsesPurpurin is an anthraquinone derivative and is well known as a colour pigment derived from madder plants. Purpurin was extensively utilized in herbal remedies, in food colouring and dyes for cotton pr inting. Due to the high antioxidant activity exhibited by anthraquinone compounds, purpurin was determined through studies to possess potential radical scavenging effects. Purprin has also been shown to have inhibitory effects towards serine protease.
UsesA xanthine oxidase inhibitor.
UsesPurpurin is a naturally occurring reddish-yellow pigment found in madder root (R. tinctorum) that has been used both in herbal remedies and as food coloring. It can also by synthetically derived from 9,10-anthraquinone. Purpurin is protective against a number of food-derived heterocyclic amines in bacterial mutagenicity assays through its inhibition of CYP450-dependent N-hydroxylation and reduction of N-hydroxylamines. Purpurine can also inhibit (IC50 = 6.6 μM) spermidine-induced autoactivation of plasma hyaluronan-binding protein, a serine protease that can activate coagulation factor VII and prourokinase.
DefinitionChEBI: A trihydroxyanthraquinone derived from anthracene by substitution with oxo groups at C-9 and C-10 and with hydroxy groups at C-1, C-2 and C-4.
in vivo

Purpurin (Orally; 2, 6, 18 mg/kg for 3 weeks) exerts dose-dependently antidepressant-like effects on behavior and stress axis reactivity in adult male C57BL/6J mice (6-7 weeks old upon arrival)[1].

Purification MethodsCrystallise purpurin from aqueous EtOH, dry it at 100o. [Beilstein 8 IV 3568.]
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