ACID GREEN 3 CAS#: 4680-78-8

ACID GREEN 3

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ACID GREEN 3 Basic information

ACID GREEN 3 Chemical Properties

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ACID GREEN 3 Usage And Synthesis

Chemical PropertiesGreen powder
UsesLimited use as a dye for silk and wool fabrics; as biological stain.
DefinitionChEBI: An organic sodium salt having 3-[(ethyl{4-[(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)(phenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}azaniumyl)methyl]benzene-1-sulfonate. Used as a substitute for Light green SF yellowish in Masson's trichrome, alth ugh it is prone to fade. Previously used as a food dye but is now no longer approved.
General DescriptionA dull dark green powder. Used as a dye for silk or wool and biological stains.
Air & Water ReactionsVery soluble in water. Forms a green solution, which becomes brownish-yellow by addition of HCl, and blackish-green with NaOH.
Reactivity ProfileACID GREEN 3 neutralizes acids in exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. May generate hydrogen, a flammable gas, in combination with strong reducing agents such as hydrides.

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