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229148

Sigma-Aldrich

Purpurin

Dye content 90 %

Synonym(e):

1,2,4-Trihydroxy-anthrachinon, Hydroxylizarinsäure, Verantin

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About This Item

Empirische Formel (Hill-System):
C14H8O5
CAS-Nummer:
81-54-9
Molekulargewicht:
256.21
Farbindexnummer:
58205
Beilstein:
1887127
EG-Nummer:
201-359-8
MDL-Nummer:
MFCD00001203
UNSPSC-Code:
12171500
PubChem Substanz-ID:
24853730
NACRES:
NA.47

Assay

>70-85% (HPLC)

Form

powder

Zusammensetzung

Dye content, 90%

Verunreinigungen

1-3% DMF

mp (Schmelzpunkt)

253-256 °C (lit.)

Löslichkeit

NH4OH: 1 mg/mL, clear to turbid

λmax

515 nm
521 nm (2nd)

Anwendung(en)

diagnostic assay manufacturing
hematology
histology

Lagertemp.

room temp

SMILES String

Oc1cc(O)c2C(=O)c3ccccc3C(=O)c2c1O

InChI

1S/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

InChIKey

BBNQQADTFFCFGB-UHFFFAOYSA-N

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Allgemeine Beschreibung

Purpurin (1, 2, 4-trihydroxyanthraquinone) is the key pigment present in the roots of Indian madder (Rubia cordifolia). This pigment produces colors, with distinctive heat and light resistant properties.

Anwendung

Zellkernfarbstoff für die Histologie

Piktogramme

Exclamation mark
GHS07

Signalwort

Warning

Gefahreneinstufungen

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Zielorgane

Respiratory system

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 3

Flammpunkt (°F)

235.4 °F - closed cup

Flammpunkt (°C)

113 °C - closed cup

Persönliche Schutzausrüstung

dust mask type N95 (US), Eyeshields, Gloves

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Analysenzertifikate (COA)

Lot/Batch Number
MKBC4162V
MKBC4162
18108EA
17826PR
12728LU

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Optimization of microwave-assisted extraction for alizarin and purpurin in Rubiaceae plants and its comparison with conventional extraction methods.
Dabiri M
Journal of Separation Science, 28, 387-396 (2005)
Dyeing studies with hydroxyanthraquinones extracted from Indian madder. Part 1: Dyeing of nylon with purpurin
Gupta D
Coloration Technology (2001)
H Melhus et al.
Experimental cell research, 197(1), 119-124 (1991-11-01)
To establish a suitable experimental system for studies of the interaction of retinol-binding protein (RBP) with transthyretin (TTR) we have expressed the corresponding cDNAs in HeLa cells. To investigate whether complex formation might occur already in the endoplasmic reticulum (ER)
E Takahashi et al.
Mutation research, 480-481, 139-145 (2001-08-17)
We have previously demonstrated the inhibitory effect of chlorophyllin, a green food additive, on the genotoxicities of various carcinogens in Drosophila. Recently, we reported that purpurin, a component of a red food additive produced from madder root (Rubia tinctorium), inhibits
Eizo Takahashi et al.
Mutation research, 508(1-2), 147-156 (2002-10-16)
Recently we have shown that anthraquinone food pigments such as purpurin and alizarin suppress the genotoxic activities of several mutagens including heterocyclic amines and polycyclic aromatic hydrocarbons in the Drosophila DNA repair test and in the Ames test. To investigate
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