Thermo Scientific Chemicals

1-(2-pyridylazo)-2-naphtol, 98 %, Thermo Scientific Chemicals

Référence: A17475.03
1 g, Each
Thermo Scientific Chemicals

1-(2-pyridylazo)-2-naphtol, 98 %, Thermo Scientific Chemicals

Référence: A17475.03
1 g, Each
Quantité
Référence: A17475.03
également connu sous le numéro A17475-03
Prix (EUR)
Quantité
-

Identifiants chimiques

CAS
85-85-8
IUPAC Name
(1Z)-1-[2-(pyridin-2-yl)hydrazin-1-ylidene]-1,2-dihydronaphthalen-2-one
Molecular Formula
C15H11N3O
InChI Key
RAXUMGMWXZYADR-SDXDJHTJSA-N
SMILES
O=C1C=CC2=CC=CC=C2C1=NNC1=CC=CC=N1
Form
powder
Assay (Non-aqueous acid-base Titration)
> 98.5%
Appearance (Color)
Orange

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.

Applications
Le 1-(2-pyridylazo)-2-naphtol est largement utilisé comme indicateur de complexométrie. Il est utilisé comme réactif pour l’extraction et la détermination spectrophotométrique (pour l’analyse colorimétrique) de nombreux éléments métalliques de transition comme l’arsenic, le chrome, le cobalt, le cuivre, le cadmium, le manganèse, le zinc et le zirconium. Il est également utilisé pour l’analyse de l’uranium et du thorium en solutions.

Solubilité
Insoluble dans l’eau.

Remarques
Incompatible avec les bases fortes et les agents oxydants forts.
RUO – Research Use Only

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    Sécurité et manipulation


    Classification of the substance or mixture
    CLP classification - Regulation(EC) No 1272/2008
    Skin Corrosion/Irritation
    Category 2
    Serious Eye Damage/Eye Irritation
    Category 2
    Specific target organ toxicity - (single exposure)
    Category 3
    Label Elements
    Signal Word

    Warning

    Hazard Statements

    H315 - Causes skin irritation

    H319 - Causes serious eye irritation

    H335 - May cause respiratory irritation

    Precautionary Statements

    P261 - Avoid breathing dust/fume/gas/mist/vapors/spray

    P280 - Wear protective gloves/protective clothing/eye protection/face protection

    P302 + P352 - IF ON SKIN: Wash with plenty of soap and water

    P305 + P351 + P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing