4-(4-Nitrophenylazo)resorcinol, 90+%, Thermo Scientific Chemicals
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4-(4-Nitrophenylazo)resorcinol, 90+%, Thermo Scientific Chemicals
Thermo Scientific Chemicals

4-(4-Nitrophenylazo)resorcinol, 90+%, Thermo Scientific Chemicals

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Catalog number A12232.14
also known as A12232-14
Price (USD)/ Each
43.65
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47.90 
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Quantity:
25 g
Request bulk or custom format
Price (USD)/ Each
43.65
Online exclusive
47.90 
Save 4.25 (9%)
Add to cart
4-(4-Nitrophenylazo)resorcinol, 90+%, Thermo Scientific Chemicals
Catalog numberA12232.14
Price (USD)/ Each
43.65
Online exclusive
47.90 
Save 4.25 (9%)
-
Add to cart
Chemical Identifiers
CAS74-39-5
IUPAC Name3-hydroxy-4-[2-(4-nitrophenyl)hydrazin-1-ylidene]cyclohexa-2,5-dien-1-one
Molecular FormulaC12H9N3O4
InChI KeyBIFFKKLAAIGZBV-UHFFFAOYSA-N
SMILESOC1=CC(=O)C=CC1=NNC1=CC=C(C=C1)[N+]([O-])=O
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SpecificationsSpecification SheetSpecification Sheet
Formpowder
lambda-max (UV-Vis)550 - 560nm (c=0.5, 1M NaOH)
Appearance (Color)Red to dark red
Assay (HPLC)> 90.0%
It is a derivitized resorcinol dye compound with an absorption maximum of 432 nm. Used as a pH indicator.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
It is a derivitized resorcinol dye compound with an absorption maximum of 432 nm. Used as a pH indicator.

Solubility
Soluble in dilute sodium hydroxide. Insoluble in water.

Notes
Store in cool, dry place in a tightly sealed container. Store away from oxidizing agent.
RUO – Research Use Only

General References:

  1. Rosa Carballo; Alfonso Castiñeiras; Berta Covelo; Juan Niclós; Ezequiel M. Vázquez-López. Synthesis and characterization of a potassium complex of magneson: [K(HL)(OH2)2]∞ [H2L=4-(4-nitrophenylazo)resorcinol (magneson)]. Polyhedron, 2001, 20 (18), 2415-2420.
  2. Chuan Yang; Yuan Li; Cheng Huang. Determination of cationic surfactants in water samples by their enhanced resonance light scattering with azoviolet. Analytical and Bioanalytical Chemistry, 2002, 374, (5), 868-872.
  3. Reagent for Mg.