114693

1-Nitroso-2-naphthol

97%

• Synonym(s): 1-Nitroso-2-hydroxynaphthalene
• Linear Formula: ONC₁₀H₆OH
• CAS Number: 131-91-9
• Molecular Weight: 173.17
• Colour Index Number: 10005
• Beilstein: 776947
• EC Number: 205-043-0
• MDL number: MFCD00003884
• UNSPSC Code: 12352100
• PubChem Substance ID: 24847189
• NACRES: NA.22

Properties

• Quality Level: 200
• Assay: 97%
• form: solid
• mp: 106-108 °C (dec.) (lit.)
• SMILES string: Oc1ccc2ccccc2c1N=O
• InChI: 1S/C10H7NO2/c12-9-6-5-7-3-1-2-4-8(7)10(9)11-13/h1-6,12H
• InChI key: YXAOOTNFFAQIPZ-UHFFFAOYSA-N

Description

Application

1-Nitroso-2-naphthol is the chelating ion-exchanger in the synthesis of alumina adsorbents that are of acidic, basic and neutral nature. It is used for the removal and preconcentration of Pb(II), Cu(II), Cr(III) from waste, as well as drinking water. It is also used in the preconcentration of cobalt using C(18) microcolumn with flow injection that is coupled to a flame atomic absorption spectrometry (FI-FAAS) system.

1-Nitroso-2-naphthol is used in the preparation of 1-nitroso-2-naphthol-sodium nitrite reagent.

Safety Information

• Pictograms: GHS08,GHS07
• Signal Word: Warning
• Hazard Statements: H302,H315,H317,H319,H341
• Precautionary Statements: P202 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Muta. 2 - Skin Irrit. 2 - Skin Sens. 1
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves