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CAS RN: 547-57-9 | Product Number: R0010

Tropaeolin O


Purity:
Chemical Substance Law (ENCS):   5-1454
Synonyms:
  • Acid Orange 6
  • 2,4-Dihydroxyazobenzene-4'-sulfonic Acid Sodium Salt
  • Resorcinol Yellow
  • Sodium 2,4-Dihydroxyazobenzene-4'-sulfonate
Documents:
1G
¥1,800
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Product Number R0010
Molecular Formula / Molecular Weight C__1__2H__9N__2NaO__5S = 316.26  
Physical State (20 deg.C) Solid
CAS RN 547-57-9
Reaxys Registry Number 8242652
PubChem Substance ID 87575592
Merck Index (14) 9775
Colour Index 14270
MDL Number

MFCD00007499

Specifications
Appearance Orange to Brown powder to crystal
Absorbance min. 0.470(5mg/L, pH 10.6 buffer sol., 428.0 to 432.0 nm)(calcd.on dried substance)
Drying loss max. 15.0 %
Ignition residue(Sulfate) 15.0 to 40.0 %(after drying)
Transition interval(pH) (yellow)11.0 ~ 12.8(yellowish orange)
Properties (reference)
Solubility in water Soluble
Solubility (soluble in) Alcohol
GHS
Related Laws:
Chemical Substance Law (ENCS) 5-1454
RTECS# DB6145180
Transport Information:
PubMed Literature


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