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1141-59-9 - 4-(2-Pyridylazo)resorcinol, 99% - PAR - L09667 - Alfa Aesar

L09667 4-(2-Pyridylazo)resorcinol, 99%

Numéro CAS
1141-59-9
Synonymes
PAR

Dimensions Prix ($) Quantité Disponibilité
1g 19,98
5g 63,76
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4-(2-Pyridylazo)resorcinol, 99%

MDL
MFCD00006256
EINECS
214-528-6

Propriétés chimiques

Formule
C11H9N3O2
Poids formulaire
215.21
Point de fusion
ca 187° dec.
Solubilité
Soluble in water (partly), and ethanol (slightly). Insoluble in ether, and low-polarity solvents.

Applications

4-(2-Pyridylazo)resorcinol is used in studies of zinc release from Escherichia coli aspartate transcarbamoylase. It is used in cloud point extraction of copper, zinc, cadmium, and nickel in water samples. It is used in the chelate titration of aluminum, mercury, lead and nickel. It is employed as reagent in the colorimetric analysis of gold, cobalt, chromium, iron.

Notes

Incompatible with oxidizing agents. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from oxidizing agents.

Références bibliographiques

John B. Hunt; Sue H. Neece; Ann Ginsburg. The use of 4-(2-pyridylazo)resorcinol in studies of zinc release from Escherichia coli aspartate transcarbamoylase.Analytical Biochemistry.1985, 146 150-157.

Edson Luiz Silva; Paulo dos Santos Roldan; Maria Fernanda Giné. Simultaneous preconcentration of copper, zinc, cadmium, and nickel in water samples by cloud point extraction using 4-(2-pyridylazo)-resorcinol and their determination by inductively coupled plasma optic emission spectrometry.Journal of Hazardous Materials.2009, 171 (1-3), 1133-1138.

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Mentions de prudence: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Beilstein
184665
Code tarifaire harmonisé
2933.39
TSCA
Yes

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