Substance

ID:363734

4-(2-Pyridylazo)resorcinol

Names and Identifiers
Synonyms
PAR4-(2-Pyridylazo)resorcinol4-(2-吡啶偶氮)间苯二酚
IUPAC Traditional name
4-[2-(pyridin-2-yl)diazen-1-yl]benzene-1,3-diol
IUPAC name
4-[2-(pyridin-2-yl)diazen-1-yl]benzene-1,3-diol
Registration numbers
Beilstein Number
EC Number
MDL Number
CAS Number
PubChem SID
Properties
Safety Information
GHS Hazard statements
H315-H319-H335
GHS Precautionary statements
P261-P305+P351+P338
MSDS Link
German water hazard class
3
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
GHS Pictograms
GHS07
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
European Hazard Symbols
Irritant Irritant (Xi)
Safety Statements
26-36
Risk Statements
36/37/38
GHS Signal Word
Warning
Product Information
Purity
≥95.0%
≥95.0% (CHN)
Quality
for the spectrophotometric det. of Hg, indicator for complexometric titration
Empirical Formula (Hill Notation)
C11H9N3O2
Ignition Residue
≤0.4%
Physical Property
Melting Point
192-202 °C(lit.)
Molecule Details
General description
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Other Notes
Indicator in complexometry; reagent for the extraction and spectrophotometric determination of many transition metals1
Molecular Spectra
No Data Available
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References
No Data Available
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