used by Antoine Béchamp to reduce nitronaphthalene and nitrobenzene to naphthylamine and aniline, respectively. The Béchamp reduction is broadly applicable...
5 KB (518 words) - 14:19, 26 September 2024
chemistry and for a bitter rivalry with Louis Pasteur. Béchamp developed the Béchamp reduction, an inexpensive method to produce aniline dye, permitting...
8 KB (772 words) - 07:59, 22 August 2024
applying a method reported in 1854 by Antoine Béchamp, it was prepared "by the ton". The Béchamp reduction enabled the evolution of a massive dye industry...
38 KB (4,055 words) - 11:19, 25 October 2024
with ammonia gives 4,5-dimethoxy-2-nitrobenzamide [4959-60-8] (3). Béchamp reduction of the nitro group gives 2-amino-4,5-dimethoxybenzamide [5004-88-6]...
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procedure Baudisch reaction Bayer test Baylis–Hillman reaction Bechamp reaction Bechamp reduction Beckmann fragmentation Beckmann rearrangement Bellus–Claisen...
37 KB (3,419 words) - 11:08, 19 October 2024
2-Nitrochlorobenzene can be reduced to the 2-chloroaniline with Fe/HCl mixture, the Bechamp reduction. 2-Nitrochlorobenzene, like its isomers, is reactive toward nucleophiles...
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3-Nitrochlorobenzene can be reduced to 3-chloroaniline with Fe/HCl mixture, the Bechamp reduction. Electrophilic aromatic substitution is possible on 3-nitrochlorobenzene...
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Iron (section Direct iron reduction)
and lubricants. Powdered iron in an acidic medium is used in the Bechamp reduction, the conversion of nitrobenzene to aniline. Iron(III) oxide mixed...
150 KB (17,078 words) - 12:22, 24 August 2024
4-[(2-Bromophenyl)-thio]-N,N'-dimethyl-3-nitro-benzenesulfonamide [5510-58-7] (4). Bechamp reduction gave 3-Amino-4-((2-bromophenyl)thio)-N,N-dimethylbenzenesulphonamide...
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1-Butanol [71-36-3] (2) gives Butyl 4-Nitrobenzoate [120-48-9] (3). Bechamp reduction then gives Butamben (4). Alternatively, 4-aminobenzoic acid can be...
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accessed by the reaction of arsenic acid with anilines, the so-called Bechamp reaction. The monomethylated acid, methanearsonic acid (CH3AsO(OH)2), is...
17 KB (1,789 words) - 18:36, 11 September 2024
During the 19th century, French chemists were influential, like Antoine Béchamp and Louis Pasteur, who inaugurated biomedicine, yet Germany gained the...
133 KB (15,921 words) - 17:10, 19 April 2024