2-(4-Hydroxyphenylazo)benzoic acid
CAS Number1634-82-8
FormulaHOC6H4N=NC6H4CO2H
Mol. Weight242.23 g/mol
2-(4-Hydroxyphenylazo)benzoic acid
What is 2-(4-Hydroxyphenylazo)benzoic acid?
2-(4-Hydroxyphenylazo)benzoic acid is a chemical compound with CAS number 1634-82-8 and molecular formula HOC6H4N=NC6H4CO2H. It is used in various industrial and research applications.
Specifications
Linear Formula
HOC6H4N=NC6H4CO2H
Molecular Weight
242.23 g/mol
Assay/Purity
≥98% (TLC)
Solubility
ethanol: soluble20 mg/mL, clear
Safety Information
GHS07Signal Word
Warning
Hazard Statements
H315-H319-H335
Precautionary Statements
P261-P305 + P351 + P338
Required PPE
dust mask type N95 (US), Eyeshields, Gloves
Melting Point
204-208 °C(lit.)
Cation Traces
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤50 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤100 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
EC Number
216-655-2
WGK Germany
3