any of three isomeric benzene derivatives having the formula C 6 H 4 NO 2 , made by nitration of benzene or nitrobenzene, the most important of which is the meta form: used chiefly in the manufacture of dyes.
a yellow crystalline compound existing in three isomeric forms, obtained by reaction of benzene with nitric and sulphuric acids. The meta- form is used in the manufacture of dyes and plastics. Formula: C6H4(N02)2
dinitrobenzene (dī-nī'trō-běn'zēn') Pronunciation Key
Any of three isomeric compounds made from a mixture of nitric acid, sulfuric acid, and heated benzene. Dinitrobenzenes are used in dyes, in synthesizing organic compounds, and in making celluloid. Chemical formula:C6H4N2O4.