title: Quinizarine Green SS
text: # Quinizarine Green SS
  
  Quinizarine Green SS, also called Solvent Green 3 is an anthraquinone derivative. It is a black powder that is soluble in polar organic solvents, but insoluble in water. It is used as a dye for adding greenish coloring to cosmetics and medications. It is used in some colored smoke formulations.
  
  According to X-ray crystallography, the anthroquinone portion of the molecule is planar. Both amine protons form hydrogen bonds to the carbonyls.
  
  This dye is a component in some smoke grenades, and questions have been raised about its toxicity.
  
  