diphenylamine


Also found in: Medical, Acronyms, Encyclopedia, Wikipedia.
Related to diphenylamine: diphenylamine test

di·phen·yl·a·mine

 (dī-fĕn′əl-ə-mēn′, -ăm′ĭn, -fē′nəl-)
n.
A colorless crystalline compound, C12H11N, used as a stabilizer for plastics, in analysis of oxidants, and in the manufacture of dyes, explosives, pesticides, and pharmaceuticals.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

diphenylamine

(daɪˌfiːnaɪləˈmiːn; -ˈæmɪn; -nɪl-; -ˌfɛn-)
n
(Chemical Engineering) a colourless insoluble crystalline derivative of benzene, used in the manufacture of dyes, as a stabilizer in plastics, etc. Formula: (C6H5)2NH
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

di•phen•yl•a•mine

(daɪˌfɛn l əˈmin, -ˈæm ɪn, -ˌfin-)

n.
a colorless, crystalline benzene derivative, C12H11N, used chiefly in the preparation of dyes and as a stabilizer.
[1860–65]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Mentioned in ?
References in periodicals archive ?
The control of amount of nitrates in colloidal solution of the NPs after each stage of centrifugation was performed by identification test using diphenylamine (diphenylamine test).
Burton, "A study of the conditions and mechanism of the diphenylamine reaction for the colorimetric estimation of deoxyribonucleic acid," Biochemical Journal, vol.
The nucleic acid content was determined by diphenylamine method, using DNA as standard [5].
In this procedure, carbon is oxidized by acidified dichromate and excess dichromate is back-titrated with ferrous iron with diphenylamine indicator.
Atrazine (1-chloro-3-ethylamino-5-isopropylamino-2,4,6-triazine, CAS 1912-24-9) was purchased from Chem Service, Pennsylvania, USA, and triclosan [5-chloro-2-(2,4-dichlorophenoxy)phenol, CAS 3380-34-5], analytical grade diphenylamine, chlorobenzene, and ethyl acetate were obtained from Sigma Aldrich (Johannesburg, South Africa) while the HPLC grade solvents--methanol, ethanol, toluene, and chloroform--were obtained from Riedel-de Haen (Seelze, Germany); analytical grade NaCl was obtained from ACE (Johannesburg South Africa).
Developed plates were visualized in a Spectroline ENF 260C/FE UV lamp (Spectronics Corp., Westbury, NY) and with a carbohydrate-specific reagent made of 1 g diphenylamine in 180 mL EtOH, 100 mL glacial HOAc, and 3 mL [H.sub.2]S[O.sub.4].
The samples were then studied according to modified version of diphenylamine protocol by Burton [15,16].
Besides the technologies described above, recent studies have indicated that controlled atmosphere (SUDHAKAR; GOPALAKRISHNA, 2009), pre-fumigated with nitric oxide (ZAHARAH; SINGH, 2011), the treatment with [H.sub.2] [O.sub.2] (ZHAO et al., 2010) and the application of vegetal regulators, such as, methyl jasmonate, diphenylamine (TASNEEM et al., 2004) and salicylic acid (BARMAN; ASREY, 2014) are able to give the mangoes higher tolerance to low temperature.
clothianidin, imidacloprid, thiametoxam), diphenylamine (DPA), carbendazim, and thousands of others are governed by the use of maximum residue limits (MRLs).
Facile synthesis and characterization of the copolymers and their pure nanoparticles from aniline with sulfonic diphenylamine. Journal of Polymer Science Part A Polymer Chemistry, 42: 3380-3394.
Diphenylamine is mainly released to the environment through chemical industry during production formulation of heating oil lubricant additive and plant protection product and processing.
Acetic acid, acetone, aniline, n-butanol, diphenylamine, ethanol, phosphoric acid, pyridine and silica gel TLC plates 20 cm A- 20 cm were obtained from Merck AG (Darmstadt, Germany).