Product Description

ProductAcid orange 20
CAS523-44-4
FormulaC16H11N2NaO4S
Synonym1333orange, 4-((4-hydroxy-1-naphthalenyl)azo)benzenesulfonicacid,monosodiumsalt, 4-((4-hydroxy-1-naphthalenyl)azo)-benzenesulfonicacimonosodiumsalt, 4-((4-hydroxy-1-naphthalenyl)azo)benzenesulphonicacid,monosodiumsalt, 4-[(4-hydroxy-1-naphthalenyl)azo]-benzenesulfonicacimonosodiumsalt, 4-p-sulfophenylazo-1-naphtholmonosodiumsalt, 4-p-sulphophenylazo-1-naphthol,monosodiumsalt, a.f.orangeno.1, ORANGE I, Acid orange 20, Acid leather orange I, Acid orange I, Acid orange 20, monosodium salt, Benzenesulfonic acid, p-((4-hydroxy-1-naphthyl) azo)-, sodium salt, CI 14600 DC Orange No. 3, Dye orange No. 1, Ext. DC Orange No. 3, FDC Orange No. 1, 4-((4-Hydroxy-1-naphthalenyl) azo) benzenesulfonic acid, monosodium salt p-((4-Hydroxy-1-naphthyl) azo) benzenesulfonic acid, monosodium salt, p-((4-Hydroxy-1-naphthyl) azo) benzenesulfonic acid, sodium salt, Naphthol orange, a-Naphthol orange, Orange I Orange no. 402, Orange I, sodium salt, Sodium azo-a-naphtholsulfanilate, Sodium 4-(4-hydroxy-1-naphthylazo) benzenesulfonate, 4-p-Sulfophenylazo-1-naphthol monosodium salt

Typical Product Specifications

Molecular weight350.32
EINECS208-346-6
Vapor Pressure1.98E-19 mm Hg
log P (octanol-water)-0.140
Water solubility1.14E+04 mg/L
Atmospheric OH Rate Constant1.77E-11 cm3/molecule-sec
NotesAcid orange 20 uses and applications include: Dye for wool; cosmetic colorant (Japan)
ClassSpecialty Chemicals
IndustryCosmetic, Organics
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