In chemistry, halogenation is a chemical reaction which introduces one or more halogens into a chemical compound. Halide-containing compounds are pervasive...
10 KB (1,112 words) - 15:24, 12 June 2024
In organic chemistry, α-keto halogenation is a special type of halogenation. The reaction may be carried out under either acidic or basic conditions in...
7 KB (812 words) - 15:08, 25 October 2023
In organic chemistry, an electrophilic aromatic halogenation is a type of electrophilic aromatic substitution. This organic reaction is typical of aromatic...
7 KB (828 words) - 06:48, 14 December 2023
In organic chemistry, free-radical halogenation is a type of halogenation. This chemical reaction is typical of alkanes and alkyl-substituted aromatics...
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The Hell–Volhard–Zelinsky halogenation reaction is a chemical transformation that transforms an alkyl carboxylic acid to the α-bromo derivative. It is...
6 KB (540 words) - 13:43, 19 November 2024
Ethanol (section Halogenation)
Ethanol (also called ethyl alcohol, grain alcohol, drinking alcohol, or simply alcohol) is an organic compound with the chemical formula CH3CH2OH. It is...
106 KB (10,713 words) - 17:38, 17 November 2024
Darzens halogenation is the chemical synthesis of alkyl halides from alcohols via the treatment upon reflux of a large excess of thionyl chloride or thionyl...
3 KB (281 words) - 05:58, 23 April 2024
Sulfur (section Halogenation)
Sulfur (also spelled sulphur in British English) is a chemical element; it has symbol S and atomic number 16. It is abundant, multivalent and nonmetallic...
99 KB (11,015 words) - 01:07, 21 November 2024
Ether (section Alpha-halogenation)
In organic chemistry, ethers are a class of compounds that contain an ether group—an oxygen atom bonded to two organyl groups (e.g., alkyl or aryl). They...
19 KB (1,835 words) - 18:47, 14 October 2024
Friedel–Crafts reaction (redirect from Friedel-Crafts halogenation)
The Friedel–Crafts reactions are a set of reactions developed by Charles Friedel and James Crafts in 1877 to attach substituents to an aromatic ring. Friedel–Crafts...
22 KB (2,150 words) - 17:58, 20 October 2024
Hydrocarbon (section Halogenation)
In organic chemistry, a hydrocarbon is an organic compound consisting entirely of hydrogen and carbon.: 620 Hydrocarbons are examples of group 14 hydrides...
26 KB (2,751 words) - 19:45, 23 November 2024
Silyl enol ether (section Halogenation and oxidations)
stable carbocations in the presence of Lewis acids like TiCl4 or SnCl4. Halogenation of silyl enol ethers gives haloketones. Acyloins form upon organic oxidation...
13 KB (1,369 words) - 19:53, 12 February 2024
Hydantoin (section Halogenation)
Hydantoin, or glycolylurea, is a heterocyclic organic compound with the formula CH2C(O)NHC(O)NH. It is a colorless solid that arises from the reaction...
8 KB (781 words) - 01:04, 27 August 2024
Ethylene (section Halogenation and hydrohalogenation)
ethylene include in order of scale: 1) polymerization, 2) oxidation, 3) halogenation and hydrohalogenation, 4) alkylation, 5) hydration, 6) oligomerization...
36 KB (3,230 words) - 06:33, 11 November 2024
Fluorochemical industry (section Halogenation)
The global market for chemicals from fluorine was about US$16 billion per year as of 2006. The industry was predicted to reach 2.6 million metric tons...
37 KB (3,685 words) - 03:37, 8 August 2024
Sandmeyer reaction (section Halogenation)
through which one can perform unique transformations on benzene, such as halogenation, cyanation, trifluoromethylation, and hydroxylation. The reaction was...
16 KB (1,738 words) - 18:24, 22 October 2024
Sulfonic acid (section Halogenation)
In organic chemistry, sulfonic acid (or sulphonic acid) refers to a member of the class of organosulfur compounds with the general formula R−S(=O)2−OH...
16 KB (1,935 words) - 16:58, 7 September 2024
Enamine (section Halogenation)
metalloenamines. β-halo immonium compounds can be synthesized through the halogenation reaction of enamines with halides in diethyl ether solvent. Hydrolysis...
17 KB (1,800 words) - 14:54, 13 May 2023
Haloform reaction (category Halogenation reactions)
haloform (CHX3, where X is a halogen) is produced by the exhaustive halogenation of an acetyl group (R−C(=O)CH3, where R can be either a hydrogen atom...
11 KB (1,324 words) - 20:06, 4 October 2024
fluorographene (graphene fluoride), while partial fluorination (generally halogenation) provides fluorinated (halogenated) graphene. Graphene can be a ligand...
266 KB (27,839 words) - 15:48, 23 November 2024
boron burns to form boron trioxide: 4 B + 3 O2 → 2 B2O3 Boron undergoes halogenation to give trihalides; for example, 2 B + 3 Br2 → 2 BBr3 The trichloride...
127 KB (13,552 words) - 12:21, 31 October 2024
6-Nitroveratraldehyde [20357-25-9] (2). Oxidation of the aldehyde to the acid, halogenation with thionyl chloride and amide formation with ammonia gives 4...
9 KB (710 words) - 00:19, 23 November 2024
University of Giessen. Liebig discovered the molecule when a chlorination (halogenation) reaction was performed on ethanol. Its sedative properties were observed...
41 KB (4,316 words) - 16:18, 23 November 2024
Diphenyl disulfide (section Halogenation)
Diphenyl disulfide is the chemical compound with the formula (C6H5S)2. This colorless crystalline material is often abbreviated Ph2S2. It is one of the...
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electrophilic aromatic substitutions are aromatic nitration, aromatic halogenation, aromatic sulfonation, alkylation Friedel–Crafts reaction and acylation...
18 KB (2,168 words) - 20:30, 8 October 2024
free-radical reactions. It is a useful solvent for halogenations either by the elemental halogen or by a halogenation reagent such as N-bromosuccinimide (these...
48 KB (5,021 words) - 00:59, 2 November 2024
form phosphorus tribromide and phosphorus triiodide. Both are useful as halogenation agents, like replacing the hydroxyl group of alcohols. Phosphorus triiodide...
13 KB (1,271 words) - 09:02, 29 October 2024
Carbon nanotube chemistry involves chemical reactions, which are used to modify the properties of carbon nanotubes (CNTs). CNTs can be functionalized to...
34 KB (3,689 words) - 19:31, 12 April 2024
reactions of this type that take place are aromatic nitration, aromatic halogenation, aromatic sulfonation and acylation and alkylating Friedel-Crafts reactions...
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unlike the halogenation route. However, the significant quantities of HCl released have led to the increased popularity of the halogenation route. Approximately...
10 KB (714 words) - 20:26, 8 August 2024