Description

 

Parameter Details
Chemical Name Diphenyl Carbazone
CAS Number 131-52-2
Chemical Formula C13H12N4O
Molecular Weight 240.26 g/mol
Appearance Orange to reddish crystalline powder
Solubility Slightly soluble in water; soluble in organic solvents like ethanol, acetone, and chloroform
Melting Point 173–176 °C
Boiling Point  Decomposes before boiling

Most Common Uses :

  • Used as an indicator for mercuric ions and metal titrations.
  • Commonly employed in complexometric and redox titrations.
  • Applied in environmental analysis for detecting heavy metals.

Storage Reccomendation :

  • Store in a tightly sealed container, in a cool, dry, and well-ventilated area. Protect from light and moisture.

Hazards :

  •  May cause irritation to the skin, eyes, and respiratory system.
  • Harmful if ingested or inhaled.
  • Handle with protective gloves, safety goggles, and work in a fume hood.

Other Information :

    • Forms a color change from yellow to violet in the presence of mercury(II) ions.
    • Often used in spectrophotometric metal ion detection.