147214

4-Amino-2-nitrophenol

97%

• Synonym(s): 4-Hydroxy-3-nitroaniline
• Linear Formula: H₂NC₆H₃(NO₂)OH
• CAS Number: 119-34-6
• Molecular Weight: 154.12
• Beilstein: 1368435
• EC Number: 204-316-1
• MDL number: MFCD00007876
• UNSPSC Code: 12352100
• PubChem Substance ID: 24848809
• NACRES: NA.22

Properties

• Quality Level: 100
• Assay: 97%
• mp: 125-127 °C (lit.)
• functional group: nitro
• SMILES string: Nc1ccc(O)c(c1)[N+]([O-])=O
• InChI: 1S/C6H6N2O3/c7-4-1-2-6(9)5(3-4)8(10)11/h1-3,9H,7H2
• InChI key: WHODQVWERNSQEO-UHFFFAOYSA-N

Description

General description

4-Amino-2-nitrophenol is the major metabolite of 2,4-dinitrophenol. It is commonly used as semipermanent (nonoxidative) hair colorant and toner in permanent (oxidative) hair dye products.

Application

4-Amino-2-nitrophenol was used in determination of aminonitrophenols in hair dyes by differential pulse voltammetry and HPLC with electrochemical detection.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H302
• Precautionary Statements: P264 - P270 - P301 + P312 - P501
• Hazard Classifications: Acute Tox. 4 Oral
• Storage Class Code: 11 - 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