2,4-dinitrophenylhydrazine
(redirected from Brady's reagent)2,4-dinitrophenylhydrazine
[¦tü ¦fȯr dī¦nī·trō‚fen·əl′hī·drə‚zēn] (organic chemistry)
(NO2)2C6H3-NHNH2 A red, crystalline powder with a melting point of approximately 200°C; soluble in dilute inorganic acids; used as a reagent for determination of ketones and aldehydes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.