Substance
ID:370445
Names and Identifiers
IUPAC Traditional name
calmagite
IUPAC name
3-hydroxy-4-[2-(2-hydroxy-5-methylphenyl)diazen-1-yl]naphthalene-1-sulfonic acid
Synonyms
1-(1-Hydroxy-4-methyl-2-phenylazo)-2-naphthol-4-sulfonic acid3-Hydroxy-4-(2-hydroxy-5-methylphenylazo)naphthalene-1-sulfonic acidCalmagite
Registration numbers
CAS Number
EC Number
Beilstein Number
MDL Number
Properties
Safety Information
GHS Pictograms
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
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
GHS Hazard statements
H315-H319-H335
MSDS Link
Safety Statements
26-36
German water hazard class
3
Risk Statements
36/37/38
GHS Signal Word
Warning
European Hazard Symbols
Irritant (Xi)GHS Precautionary statements
P261-P305+P351+P338
Product Information
Linear Formula
HOC10H5[N=NC6H3(OH)CH3]SO3H
Suitability
passes test for suitable for metal definition
passes test for change
Grade
indicator for metal titration
Physical Property
Melting Point
330 °C(lit.)
Molecule Details
Application
Used as an indicator in the titration of calcium or magnesium with EDTA.
Used as an indicator in the titration of calcium or magnesium with EDTA.
Molecular Spectra
No Data Available
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References
No Data Available
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