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phenazine

American  
[fen-uh-zeen, -zin] / ˈfɛn əˌzin, -zɪn /

noun

Chemistry.
  1. a yellow, crystalline, slightly water-soluble solid, C 1 2 H 8 N 2 , used in organic synthesis chiefly in the manufacture of dyes.


phenazine British  
/ ˈfɛnəˌziːn /

noun

  1. a yellow crystalline tricyclic compound that is the parent compound of many azine dyes and some antibiotics. Formula: C 6 H 4 N 2 C 6 H 4

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

phenazine Scientific  
/ fĕnə-zēn′ /
  1. Any of a class of organic compounds containing two benzene rings joined to each other by an inner benzene ring in which two of the carbon atoms have been replaced by nitrogen atoms. Phenazines are a type of pyrazine, and are used especially in making dyes and in pharmaceuticals.

  2. The simplest of this class of compounds. It forms yellow crystals and is used to make dyes. Chemical formula: C 12 H 8 N 2 .


Etymology

Origin of phenazine

First recorded in 1895–1900; phen(o)- + azine