In subsequent decades, a rainbow of other aniline dyestuffs were synthesized and made available to textile colorists. |
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Basic ingredients are acid fuchsin, aniline blue, orange G, and phosphotungstic acid. |
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Believing that not all samples of aniline oil worked consistently, Ziehl substituted phenol in its place. |
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Heating with alkyl chlorides gives a mixture of the mono and the dialkyl aniline. |
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The 1856 discovery of the first synthetic aniline dye, mauve, marked a new era in textile dyeing. |
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By 1860, the recipe for magenta was accidentally altered by Charles Girard and Georges de Laire to produce aniline blue. |
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Sieve elements close to the cambium were identified by aniline blue fluorescence of their sieve plates and were positive for serpins. |
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Halogenation occurs readily with aniline by electrophilic aromatic substitution. |
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When aniline is reacted with excess acetic acid under dehydration conditions a white, crystalline material is formed, acetanilide. |
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Paul Ehrlich improved on Koch's staining procedure, using aniline instead of ammonia and fuchsin instead of methylene blue. |
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Predominantly in the tangential walls, primary pit fields of high density are conspicuously labelled by aniline blue staining of callose. |
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Other uses of aniline include the manufacture of rubber processing chemicals and the production of agrochemicals and dyestuffs. |
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Nitrobenzene, which is used in the production of aniline, a major chemical intermediate in the production of dyes. |
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The majority of parenchymal cells located within the central cylinder had thin cellulosic primary cell walls that stained with aniline blue. |
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Quinaldine can be made by reacting aniline, hydrochloric acid, and paraldehyde. |
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Composed primarily of collidines, aniline, toluidines, lutidines, xylidines. |
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O'Neill identified dahlia as a blue violet developed from aniline red, while Schultz identified it variously as methyl violet and a mixture of magenta and methyl violet. |
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Other technical words include caliper, caliber, aniline, marcasite, and camphor. |
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Aniline may also be formed endogenously following ingestion of certain aniline derivatives. |
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Nicholson had independently discovered aniline blue and found that treatment with sulfuric acid greatly increases its water solubility. |
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In the non-lignified portion, even the highly sensitive aniline blue staining failed to detect the presence of callose, which would be indicative of sieve tube formation. |
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Formaldehyde reacts with nitrogen dioxide, nitromethane, perchloric acid and aniline, or peroxyformic acid to yield explosive compounds. |
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The calculations of Sponar suggest the nonplanarity of amino groups that are bound to aromatic systems such as in aniline or in the nucleic acid bases. |
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Following counter-staining with aniline blue, berberine hemisulfate stains lignified walls bright yellow, Casparian bands intense yellow-white and suberin blue white or blue. |
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Pollinated stigmas and stylar tissue were softened in some experiments in a solution of 8 N NaOH overnight and washed with fresh water before staining with aniline blue. |
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However, testing has shown that mixtures can be a source of error, not least in the determination of aniline point. |
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The aniline finish is not colourfast, hence the red marks on cricket whites. |
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A follow-up risk assessment report in 2002 provided additional evidence that aniline is likely toxic to human health. |
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Colours of the Victorian era were a result of the discovery of aniline dyes which were stronger and more harsh than previous colouring agents. |
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That report concluded that aniline should be considered as a carcinogen for which a genotoxic mechanism cannot be excluded. |
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The source of the aniline found in these samples of breast milk was not identified. |
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The bright colours were the result of the first aniline, or synthetic, dyes. |
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Scaffolding was needed for the entire second half of the year in connection with the construction of a new aniline plant. |
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Take the example of the aniline dye industry, where all of a sudden it seemed that all the workers there were getting bladder cancer. |
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He cited examples of two key raw materials namely phenol and aniline, which are required to manufacture leather chemicals, pigments, dyestuff and rubber chemicals. |
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The levels of aniline in the homes of smokers were significantly higher than those in the homes of non-smokers. |
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Scouring this pure aniline leather on the grain side creates a write effect. |
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The principal use of aniline in the dye industry is as a precursor to indigo, the blue of blue jeans. |
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Sometime between 1858 and 1859, French chemist François-Emmanuel Verguin found that reaction of aniline with stannic chloride gave a fuchsia, or rose-coloured, dye, which he named fuchsine. |
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Some nonionized aniline oligomers got attached to the fibers to form granular aggregate. |
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Perkin's accidental discovery of mauve as a product of dichromate oxidation of impure aniline motivated chemists to examine oxidations of aniline with an array of reagents. |
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An abnormally intensive influence of the rigid-chain polyacid on the process of matrix electropolymerization of aniline in the presence of the polyacid mixtures was at first demonstrated. |
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Black polyamide resin composition comprising a polyamide resin and coloring agents, wherein nigrosine, aniline black and carbon black are contained as the coloring agents. |
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Synonyms for aniline include benzeneamine, phenylamine, and aminobenzene. |
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These estimates differed by approximately seven orders of magnitude from ones based on concentrations of aniline in air, water and soil in southern Ontario predicted by Level III fugacity modelling. |
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The sources of aniline emissions are thought to be sulfenamide and guanidine compounds used as vulcanizing agents as well as n-phenyl-p-phenylenediamine derivatives used as anti-ageing agents. |
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She developed haemolysis within 24 hours of exposure to aniline and methylene blue treatment and this required transfusion. |
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Astro Line Semi-anilin: Although the term is typically defined as being only partially aniline dyed, aniline dyeing is in fact only part of the process. |
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Nubuck Foam Cleaner is a solvent free pump action product, which is extremely efficient for the cleaning the general dirt and water based stains on nubuck, brushed aniline and suede leathers. |
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Catalytic reduction of aniline yields cyclohexylamine. |
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Inadvertent addition of excess aniline in a fuchsine preparation resulted in the discovery of aniline blue, a promising new dye, although it had poor water solubility. |
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Especially the sensitive aniline that has almost no protection of its own. |
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However, this increase was at a lower rate than the increase in the price of aniline, which is the most significant raw material for the production of sulphanilic acid. |
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Tannins, which come from the bark of trees, are used extensively in the tanning of hides for leather, in the manufacture of ink, and to fix aniline dyes. |
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These new dyes were mostly derived from tar products, notably aniline. |
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Sadler's works produced synthetic aniline and alzarine dyestuffs and distilled tar. |
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He partly transformed aniline into a crude mixture which, when extracted with alcohol, produced a substance with an intense purple colour. |
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Powdered iron in an acidic solvent was used in the Bechamp reduction the reduction of nitrobenzene to aniline. |
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Understanding chemistry greatly aided the development of basic inorganic chemical manufacturing and the aniline dye industries. |
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Consisting of a phenyl group attached to an amino group, aniline is the prototypical aromatic amine. |
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Many analogues of aniline are known where the phenyl group is further substituted. |
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The chemistry of aniline is rich because the compound has been cheaply available for many years. |
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At high temperatures aniline and carboxylic acids react to give the anelide. |
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Being a standard reagent in laboratories, aniline is used for many niche reactions. |
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As additives to rubber, aniline derivatives such as phenylenediamines and diphenylamine, are antioxidants. |
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In 1843, August Wilhelm von Hofmann showed that these were all the same substance, known thereafter as phenylamine or aniline. |
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In the 1940s and early 1950s, aniline was used with nitric acid or dinitrogen tetroxide as rocket fuel for small missiles and the Aerobee rocket. |
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Scarlet red is an aniline dye which has been used in the treatment of wounds and ulcers since the beginning of the past century. |
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Supplies dimethyl aniline and diethyl aniline for use as promoters in molding-grade polyester resins. |
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Like phenols, aniline derivatives are highly susceptible to electrophilic substitution reactions. |
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The largest scale industrial reaction of aniline involves its alkylation with formaldehyde. |
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Aromatic amines such as aniline are, in general, much weaker bases than aliphatic amines. |
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Potassium permanganate in neutral solution oxidizes it to nitrobenzene, in alkaline solution to azobenzene, ammonia and oxalic acid, in acid solution to aniline black. |
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Azo dyes are derivatives of aromatic amines such as benzidine and aniline. |
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This patent was filed in 1791 and although it was not developed at the time this can be seen as the first step in the development of aniline dyes and coatings. |
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Naugatuck expanded its product lines to include nitric acid, muriatic acid, hydrofluoric acid, acetic acid, nitrobenzene, aniline and antimony sulphides. |
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The early manufacture of aniline resulted in increased incidents of bladder cancer, but these effects are now attributed to naphthylamines, not anilines. |
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At first the production of dyes based on aniline was critical. |
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Other aniline dyes followed, such as fuchsine, safranine, and induline. |
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