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CAS RN: 101-64-4 | Product Number: M0493

Variamine Blue B Base [Redox Indicator]

Purity: >98.0%(T)
  • 4-Amino-4'-methoxydiphenylamine
  • N-(4-Methoxyphenyl)-1,4-phenylenediamine
9   ≥20 
6   ≥20 

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Product Number M0493
Purity / Analysis Method >98.0%(T)
Molecular Formula / Molecular Weight C__1__3H__1__4N__2O = 214.27  
Physical State (20 deg.C) Solid
CAS RN 101-64-4
Reaxys Registry Number 2213141
PubChem Substance ID 87572538
SDBS (AIST Spectral DB) 5201
Merck Index (14) 5999
MDL Number


Appearance Gray to Dark blue to Black powder to crystal
Purity(Nonaqueous Titration) min. 98.0 %
Melting point 99.0 to 103.0 °C
Sensitiveness Colorimetric Test : Turn Blue purple with 1ppm Iron and turn Colorless to Almost colorless by adding EDTA 2Na
Properties (reference)
Melting Point 101 °C
Boiling Point 210 °C/4 mmHg
Related Laws:
EC Number 202-962-9
Transport Information:
HS Number 2922290090
PubMed Literature

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