Substance
ID:342784
Names and Identifiers
Synonyms
Direct Yellow 4Brilliant Yellow
IUPAC name
disodium 5-[2-(4-hydroxyphenyl)diazen-1-yl]-2-(2-{4-[2-(4-hydroxyphenyl)diazen-1-yl]-2-sulfonatophenyl}ethenyl)benzene-1-sulfonate
IUPAC Traditional name
disodium 5-[2-(4-hydroxyphenyl)diazen-1-yl]-2-(2-{4-[2-(4-hydroxyphenyl)diazen-1-yl]-2-sulfonatophenyl}ethenyl)benzenesulfonate
Registration numbers
CAS Number
EC Number
MDL Number
PubChem SID
Beilstein Number
Color Index Number
Properties
Product Information
Empirical Formula (Hill Notation)
C26H18N4Na2O8S2
Visual Transition Interval
6.5 - 8.0, orange to reddish-orange
Compostion
Dye content, 70%
Safety Information
MSDS Link
Personal Protective Equipment
Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
German water hazard class
3
Physical Property
Absorption Wavelength
λmax 397 nm
Molecule Details
Packaging
25, 100 g in glass bottle
25, 100 g in glass bottle
Molecular Spectra
No Data Available
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References
No Data Available
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