title: Diphenylamine (data page)
text: # Diphenylamine (data page)
  
  This page provides supplementary chemical data on diphenylamine.
  
  ## Physical data
  
  * Appearance: white to yellow crystals or powder
  * Melting point: 52 - 54 °C
  * Boiling point: 302 °C
  * Vapour density: 5.82 (air = 1)
  * Vapour pressure: 1 mm Hg at 108 °C
  * Flash point: 152 °C (closed cup)
  * Explosion limits: 634 °C
  * Autoignition temperature: 635 °C
  * Water solubility: Slightly
  * Specific gravity: 1.16
  * Flash point: 152
  * Stability: Stable under ordinary conditions, may discolour on exposure to light. Incompatible with strong acids, strong oxidizing agents.
  
  ## Toxicology
  
  * Toxic. Possible mutagen. Possible teratogen. Harmful in contact with skin, and if swallowed or inhaled. Irritant.
  * Toxicity data
  
      ORL-RAT LD50 2000 mg kg-1
      ORL-MUS LD50 1750 mg kg-1
      ORL-GPG LD50 300 mg kg-1
      ORL-MAM LD50 3200 mg kg-1
  