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CAS RN: 85-86-9 | Product Number: S0142

Sudan III

Purity: >90.0%(E)
  • Oil Red AS
  • Solvent Red 23
8   ≥20 
2   3  

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Product Number S0142
Purity / Analysis Method >90.0%(E)
Molecular Formula / Molecular Weight C__2__2H__1__6N__4O = 352.40  
Physical State (20 deg.C) Solid
CAS RN 85-86-9
Reaxys Registry Number 6528173
PubChem Substance ID 87575744
SDBS (AIST Spectral DB) 12933
Merck Index (14) 8884
Colour Index 26100
MDL Number


Appearance Orange to Brown to Dark red powder to crystal
Purity(UV-vis method) min. 90.0 %
Lambda max. 511.0 to 515.0 nm(CHCl3)
Properties (reference)
Melting Point 202 °C
Maximum Absorption Wavelength 513(CHCl3) nm
Solubility in water Insoluble
Solubility (soluble in) Chloroform,Benzene,Ether,Acetone
Solubility (slightly sol. in) Ethanol
Pictogram Pictogram
Signal Word Warning
Hazard Statements H317 : May cause an allergic skin reaction.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P261 : Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
P272 : Contaminated work clothing should not be allowed out of the workplace.
P280 : Wear protective gloves.
P362 + P364 : Take off contaminated clothing and wash it before reuse.
P333 + P313 : If skin irritation or rash occurs: Get medical advice/ attention.
Related Laws:
EC Number 201-638-4
RTECS# QK4250000
Transport Information:
HS Number 3204190090
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