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4-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, indicator grade
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4-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, indicator grade
4-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, indicator grade
4-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, indicator grade
Thermo Scientific Chemicals

4-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, indicator grade

CAS: 554-73-4 | C18H14N3NaO3S | 375.38 g/mol
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Catalog number 401260250
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Quantity:
25 g
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Price (EUR)
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Chemical Identifiers
CAS554-73-4
IUPAC Namesodium 4-{2-[4-(phenylamino)phenyl]diazen-1-yl}benzene-1-sulfonate
Molecular FormulaC18H14N3NaO3S
InChI KeyMLVYOYVMOZFHIU-UHFFFAOYSA-M
SMILES[Na+].[O-]S(=O)(=O)C1=CC=C(C=C1)N=NC1=CC=C(NC2=CC=CC=C2)C=C1
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)Yellow to ochre to orange to green-brown to brown
Appearance (Form)Powder
Infrared spectrumConforms
Visual transition intervalfrom pH 1.4 (red) to pH 2.6 (yellow)
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
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RUO – Research Use Only