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azo dye

Syllabification: az·o dye
Pronunciation: /ˈazō, ˈāzō
 
/

Definition of azo dye in English:

noun

Chemistry
Any of a large class of synthetic dyes whose molecules contain two adjacent nitrogen atoms between carbon atoms.
Example sentences
  • Urobilinogen reacts with a chromogen to form an azo dye which appears as various shades of pink or purple.
  • Thus Paul Ehrlich's Salvarsan was an arsenic analogue of an azo dye, and the first sulfa, or wonder, drug, Prontosil, was the metabolic product of a red azo dye.
  • Nitrite was determined spectrophotometrically upon diazotation and forming of azo dye.

Definition of azo dye in:

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