Acid red 88
Chemical compound / From Wikipedia, the free encyclopedia
Acid red 88 is an azo dye. Due to its intense colour, solid samples appear almost black. It is used to dye cotton textiles red.[1] A closely related acid dye is Acid Red 13.
Quick Facts Names, Identifiers ...
Names | |
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IUPAC name
Sodium 4-(2-hydroxy-1-naphthalenylazo)-naphthalenesulfonate | |
Other names
Fast Red A 2-Naphthol Red | |
Identifiers | |
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3D model (JSmol) |
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ChemSpider |
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ECHA InfoCard | 100.015.238 |
EC Number |
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MeSH | Fast+red+S |
PubChem CID |
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RTECS number |
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UNII |
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CompTox Dashboard (EPA) |
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Properties | |
C20H13N2NaO4S | |
Molar mass | 400.38 g·mol−1 |
Appearance | Vivid, dark red, opaque, vitreous solid |
Melting point | 280 °C (536 °F; 553 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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