Definition of ninhydrin in English:

ninhydrin

Line breaks: nin|hyd¦rin
Pronunciation: /nɪnˈhʌɪdrɪn
 
/

noun

[mass noun] Chemistry
  • A synthetic crystalline compound which forms deeply coloured products with primary amines and is used in analytical tests for amino acids.
    • A ketone derivative of indene; chemical formula: C9H6O4
    More example sentences
    • The photochemistry of ninhydrin in benzene and water was studied by laser flash photolysis and electron paramagnetic resonance.
    • The clone expressing the g lactamase forms some amino acid product - this is readily detected by staining with ninhydrin.
    • After the chromatography was complete, dried plates were sprayed with a solution of 2% ninhydrin in acetone (w/v), followed by heating.

Origin

early 20th century: from nin- (of unknown origin) + hydro- + -in1.

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