Substance
ID:718874
Names and Identifiers
Synonyms
C.I. 13025Methyl Orange甲基橙Acid Orange 52
IUPAC Traditional name
sodium 4-[(E)-2-[4-(dimethylamino)phenyl]diazen-1-yl]benzenesulfonate
IUPAC name
sodium 4-[(E)-2-[4-(dimethylamino)phenyl]diazen-1-yl]benzene-1-sulfonate
Registration numbers
CAS Number
EC Number
Beilstein Number
MDL Number
Merck Index
Properties
Safety Information
Packing Group
III
Hazard Class
6.1
GHS Hazard statements
H301
European Hazard Symbols
Toxic (T)Safety Statements
36-45-60
UN Number
UN3143
GHS Precautionary statements
P264-P270-P301+P310-P321-P405-P501A
TSCA Listed
是
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), categories 1,2,3
Risk Statements
25
RTECS
DB6327000
Physical Property
Melting Point
>300°C
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
• Acid-base indicator: pH 3.2 - 4.4.