Ponceau 6R
This article does not cite any sources. (February 2010) |
Names | |
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Other names
Ponceau 6R
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Identifiers | |
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3D model (JSmol)
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ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.018.584 |
E number | E126 (colours) |
PubChem CID
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UNII | |
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Properties | |
C20H12N2Na2O7S2 | |
Molar mass | 502.42 g·mol−1 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
Infobox references | |
Ponceau 6R, or Crystal ponceau 6R, Crystal scarlet, Brilliant crystal scarlet 6R, Acid Red 44, or C.I. 16250, is a red azo dye. It is soluble in water and slightly soluble in ethanol. It is used as a food dye, with E number E126. It is also used in histology, for staining fibrin with the stain. It usually comes as disodium salt.
Amaranth is a closely related azo dye, also usable in trichrome staining.
Categories:
- Azo dyes
- Food colorings
- Staining dyes
- Naphthalenesulfonates
- 2-Naphthols
- Organic compound stubs
- Cell biology stubs
- Food ingredient stubs