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CAS RN: 7781-49-9 | Product Number: B0280

INT Formazan

  • 1-(4-Iodophenyl)-5-(4-nitrophenyl)-3-phenylformazan
  • Iodonitrotetrazolium Formazan
2   ≥40 

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Product Number B0280
Molecular Formula / Molecular Weight C__1__9H__1__4IN__5O__2 = 471.26 
Physical State (20 deg.C) Solid
Store Under Inert Gas Store under inert gas
Condition to Avoid Air Sensitive
CAS RN 7781-49-9
Reaxys Registry Number 1829738
PubChem Substance ID 87563383
SDBS (AIST Spectral DB) 10822
MDL Number


Appearance Amber to Dark green to Black powder to crystal
Lambda max. 480.0 to 484.0 nm(CH3CN)
Molar extinction coefficient min. 17,000(CH3CN, 480.0 to 484.0 nm)
Elemental analysis(Carbon) 47.00 to 50.10 %
Elemental analysis(Nitrogen) 13.90 to 15.00 %
Properties (reference)
Melting Point 187 °C(dec.)
Related Laws:
EC Number 231-950-6
Transport Information:
HS Number 2928009090
PubMed Literature

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