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- In organic chemistry, aromatic sulfonation is an organic reaction in which a hydrogen atom on an arene is replaced by a sulfonic acid (−SO2OH) functional…5 kB (536 palabras) - 17:25 20 nov 2023
- the idealized formula (CH2CHC6H4SO3H)n. The material is prepared by sulfonation of polystyrene: (CH2CHC6H5)n + n SO3 → (CH2CHC6H4SO3H)n Several methods…12 kB (1156 palabras) - 14:36 6 ene 2024
- is prepared from the sulfonation of benzene using concentrated sulfuric acid: This conversion illustrates aromatic sulfonation, which has been called…7 kB (405 palabras) - 13:59 26 ene 2024
- Sulfate attack in concrete and mortar (redirección desde Sulfonation in concrete)Cement hydration and strength development mainly depend on two silicate phases: tricalcium silicate (C3S) (alite), and dicalcium silicate (C2S) (belite)…10 kB (1141 palabras) - 14:59 2 dic 2023
- called sulfonates. Aryl sulfonic acids are produced by the process of sulfonation. Usually the sulfonating agent is sulfur trioxide. A large scale application…15 kB (1831 palabras) - 16:24 7 feb 2024
- can be prepared by sulfonation of camphor with sulfuric acid and acetic anhydride: Although this reaction appears to be a sulfonation of an unactivated…6 kB (400 palabras) - 13:25 17 feb 2024
- naphthylsulfonic acids. It is the reverse of sulfonation. The temperature of desulfonation correlates with the ease of the sulfonation. This reactivity is exploited…2 kB (191 palabras) - 15:46 2 sep 2023
- Phenolphthalein ion in concentrated sulfuric acid is orange red due to sulfonation. Phenolphthalein's common use is as an indicator in acid-base titrations…20 kB (1809 palabras) - 12:54 22 dic 2023
- In chemistry, amines (/əˈmiːn, ˈæmiːn/, UK also /ˈeɪmiːn/) are compounds and functional groups that contain a basic nitrogen atom with a lone pair. Amines…35 kB (3696 palabras) - 13:58 6 jun 2024
- sulfonatesin satisfactory yields with Ms2O. Examples of aromatic sulfonation with Ms2O: Sulfonation of chlorobenzene resulted in addition of methylsulfonyl group…9 kB (728 palabras) - 00:55 7 feb 2024
- Triphenylphosphine (sección Sulfonation)corresponding amine in high yield at room temperature with irradiation: Sulfonation of PPh3 gives tris(3-sulfophenyl)phosphine, P(C6H4-3-SO3−)3 (TPPTS),…18 kB (1624 palabras) - 10:29 1 mar 2024
- Benzene (sección Sulfonation, chlorination, nitration)substitution, many functional groups are introduced onto the benzene framework. Sulfonation of benzene involves the use of oleum, a mixture of sulfuric acid with…90 kB (9419 palabras) - 15:28 2 may 2024
- acid sodium salt, is an organic salt derived from indigo by aromatic sulfonation, which renders the compound soluble in water. It is approved for use…13 kB (633 palabras) - 03:14 10 abr 2024
- been extensively examined. Some representative transformations include sulfonation: oxidation with selenium dioxide to camphorquinone . Camphor can also…31 kB (2898 palabras) - 00:13 17 abr 2024
- substitutions are aromatic nitration, aromatic halogenation, aromatic sulfonation, alkylation Friedel–Crafts reaction and acylation Friedel–Crafts reaction…17 kB (2089 palabras) - 10:28 27 abr 2024
- benzene with 'propylene tetramer' (also called tetrapropylene) followed by sulfonation. Propylene tetramer being a broad term for a mixture of compounds formed…11 kB (1263 palabras) - 14:02 30 ene 2024
- 2-isomer at 160 °C. Sulfonation to give the 1- and 2-sulfonic acid occurs readily: H2SO4 + C10H8 → C10H7SO3H + H2O Further sulfonation give di-, tri-, and…37 kB (3367 palabras) - 11:53 21 may 2024
- water-soluble anthraquinone derivative. In the laboratory it can be prepared by sulfonation of anthraquinone. AMS is used as a catalyst in production of alkaline…2 kB (92 palabras) - 04:55 27 abr 2024
- obtained through three steps from bituminous schists: dry distillation, sulfonation of the resulting oil (or purified fractions thereof), and finally neutralization…17 kB (1524 palabras) - 21:27 9 mar 2024
- groups to substrates. Often the substrates are organic, as in aromatic sulfonation. For activated substrates, Lewis base adducts of sulfur trioxide are…17 kB (1507 palabras) - 23:49 4 jun 2024
- aromatics). Significant chemical functionalization of the oil (chlorination, sulfonation, etc.) can interfere with the measurement, due to changes to the solvency…2 kB (272 palabras) - 02:11 27 sep 2023