Ninhydrin

Identification

C9H4O3.H2O

M = 178.14 g/mol

CAS [485-47-2]

EC number: 207-618-1

Synonyms

2,2-Dihydroxyindane-1,3-dione 1,2,3-Indantrione hydrate

Applications

 used to detect ammonia or primary and secondary amines

Packaging

  • 10 g

Physical data

  • Appearance: very pale yellow crystalline powder
  • Solub. in water: (20°C): 0.1gm in 10 ml of water. Solution is clear and not more than pale yellow.
  • Melting Point (with decomposition): 255°C
  • Sensitivity as reagent for amino acids Solution