1-(2-Pyridylazo)-2-naphthol, 98%

CAS: 85-85-8

Ref. 02-A17475

Product Information

• Name: 1-(2-Pyridylazo)-2-naphthol, 98%
• Synonyms: (1Z)-1-[2-(pyridin-2-yl)hydrazin-1-ylidene]naphthalen-2-one, (1E)-1-(pyridin-2-ylhydrazono)naphthalen-2(1H)-one, 1-(2-Piridilazo)-2-Naftol, 1-(2-Pyridinylazo)-2-naphthalenol, 1-(2-Pyridylazo)-2-hydroxynaphthalene, 1-(2-Pyridylazo)-2-naphtol, 1-(2-Pyridylazo)Naphthol-2, 1-(Pyridin-2-Yldiazenyl)Naphthalen-2-Ol, 1-(Pyridin-2-azo)-2-naphthol, 1-(pyridin-2-ylhydrazono)naphthalen-2(1H)-one, 1-Pyridylazo-2-naphthol, 1-[(E)-pyridin-2-yldiazenyl]naphthalen-2-ol, 1-[2-(2-Pyridinyl)diazenyl]-2-naphthalenol, 2-Hydroxy-1-(2-pyridylazo)naphthalene, 2-Hydroxy-1-[pyridin-2-yldiazenyl]naphthalene, 2-Naphthalenol, 1-(2-pyridinylazo)-, 2-Naphthalenol, 1-[2-(2-pyridinyl)diazenyl]-, 2-Naphthol, 1-(2-pyridylazo)-, Nsc 5332, PAN, PAN (indicator), Pan 1, Pyridine, 2-(2-hydroxy-1-naphthylazo)-
• CAS: 85-85-8

Description

1-(2-Pyridylazo)-2-naphthol is widely used as an indicator for complexometry. It is used as a reagent for the extraction and spectrophotometric determination (for colorimetric analysis) of many transition metal elements like arsenic, chromium, cobalt, copper, cadmium, manganese, zinc and zirconium. It is also used for the analysis of uranium and thorium in solutions. 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.

• Brand: Alfa Aesar By Thermo Fisher Scientific

Chemical properties

• Molecular weight: 249.27
• Formula: C₁₅H₁₁N₃O
• Purity: 98%
• Color/Form: powder, Orange
• InChI: InChI=1S/C15H11N3O/c19-13-9-8-11-5-1-2-6-12(11)15(13)18-17-14-7-3-4-10-16-14/h1-10,19H/b18-17+
• InChI key: RAXUMGMWXZYADR-SDXDJHTJSA-N
• SMILES: Oc1ccc2ccccc2c1N=Nc1ccccn1