Sulfanilic acid (4-aminobenzenesulfonic acid) is an organic compound with the formula H3NC6H4SO3. It is an off-white solid. It is a zwitterion, which explains...
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p-Toluenesulfonic acid (PTSA, pTSA, or pTsOH) or tosylic acid (TsOH) is an organic compound with the formula CH3C6H4SO3H. It is a white extremely hygroscopic...
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Methyl orange (redirect from P-dimethylamino-azobenzenesulfonic acid)
be formed from dimethylaniline and sulfanilic acid, first through a diazonium salt formation with the sulfanilic acid, followed by a nucleophilic attack...
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Metanilic acid is an isomer of sulfanilic acid with molecular formula C 6H 7NO 3S and molecular weight 173.18968 g/mol. It is a white powder that is slightly...
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Benzenesulfonic acid (conjugate base benzenesulfonate) is an organosulfur compound with the formula C6H6O3S. It is the simplest aromatic sulfonic acid. It forms...
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under 1.4, orange-yellow in pH over 3.2. Acid orange 5 may be prepared by diazotization of sulfanilic acid, followed by reaction with diphenylamine:...
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produced by azo coupling of β-naphthol and diazonium derivative of sulfanilic acid. Klaus Hunger; Peter Mischke; Wolfgang Rieper; Roderich Raue; Klaus...
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acid solutions (but not acetic acid) Sodium chloride for standardisation of silver nitrate solutions Sulfanilic acid for standardisation of sodium nitrite...
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Chrysoine resorcinol (redirect from C.I. acid orange 6)
it has an absorption maximum of 387 nm. Acid orange 6 can be synthesised via the azo coupling of sulfanilic acid and resorcinol, "EUR-Lex - Official Journal...
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exact mass: 173.0147 u) may refer to: Metanilic acid Orthanilic acid Piloty's acid Sulfanilic acid This set index page lists chemical structure articles...
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Nitrite (section Acid-base properties)
treatment of a NO− 2-containing sample with sulfanilic acid and naphthyl-1-amine in the presence of acid. Nitrite is an ambidentate ligand and can form...
27 KB (2,689 words) - 21:55, 12 September 2024
Azobilirubin is a coloured compound formed by the condensation of diazotized sulfanilic acid with bilirubin in the van den Bergh reaction. The quantity of bilirubin...
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arene is replaced by a sulfonic acid (−SO2OH) functional group in an electrophilic aromatic substitution. Aryl sulfonic acids are used as detergents, dye...
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to form a precipitate of a red azo dye by reacting with a nitrite-sulfanilic acid complex. "N,N-dimethylnaphthalen-1-amine". ChemSpider. Retrieved 15...
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Adolph Kolbe in 1857. For his work on Sulfanilic acid he received his PhD in 1861 and for his work on Salicylic acid he received his habilitation in 1863...
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containing either tyrosine or histidine are reacted with diazotized sulfanilic acid under alkaline conditions, a red color is formed by a coupling reaction...
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the ring. For example, reaction of aniline with sulfuric acid at 180 °C produces sulfanilic acid, H2NC6H4SO3H. If bromine water is added to aniline, the...
38 KB (4,052 words) - 14:06, 10 September 2024
hence a much more soluble dye in acidic aqueous medium. Other aniline derivatives that have been used include sulfanilic acid, nitroaniline, and p-aminoacetophenone...
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aminoacetonitrile 540-61-4 NH2COOH carbamic acid 463-77-4 NH2CONH2 urea 57-13-6 NH2C6H4SO3H sulfanilic Acid 121-57-3 NH2OH hydroxylamine 7803-49-8 (NH2)2CO...
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test is used to determine GSR area on clothing using naphthylamine-sulfanilic acid soaked photograph paper. Red colouration appears when nitrite ions...
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600.080.850 – sulfanilic acids MeSH D02.886.645.600.080.900 – trinitrobenzenesulfonic acid MeSH D02.886.645.600.925 – thiosulfonic acids MeSH D02.886.645...
192 KB (16,705 words) - 16:43, 9 February 2024