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...

is prepared from the sulfonation of benzene using concentrated sulfuric acid: This conversion illustrates aromatic sulfonation, which has been called...

the idealized formula (CH2CHC6H4SO3H)n. The material is prepared by sulfonation of polystyrene: (CH2CHC6H5)n + n SO3 → (CH2CHC6H4SO3H)n Several methods...

Cement hydration and strength development mainly depend on two silicate phases: tricalcium silicate (C3S) (alite), and dicalcium silicate (C2S) (belite)...

can be prepared by sulfonation of camphor with sulfuric acid and acetic anhydride: Although this reaction appears to be a sulfonation of an unactivated...

In chemistry, amines (/əˈmiːn, ˈæmiːn/, UK also /ˈeɪmiːn/) are compounds and functional groups that contain a basic nitrogen atom with a lone pair. Formally...

called sulfonates. Aryl sulfonic acids are produced by the process of sulfonation. Usually the sulfonating agent is sulfur trioxide. A large scale application...

Phenolphthalein ion in concentrated sulfuric acid is orange red due to sulfonation. Phenolphthalein's common use is as an indicator in acid-base titrations...

corresponding amine in high yield at room temperature with irradiation: Sulfonation of PPh3 gives tris(3-sulfophenyl)phosphine, P(C6H4-3-SO3−)3 (TPPTS),...

naphthylsulfonic acids. It is the reverse of sulfonation. The temperature of desulfonation correlates with the ease of the sulfonation. This reactivity is exploited...

substitution, many functional groups are introduced onto the benzene framework. Sulfonation of benzene involves the use of oleum, a mixture of sulfuric acid with...

substitutions are aromatic nitration, aromatic halogenation, aromatic sulfonation, alkylation Friedel–Crafts reaction and acylation Friedel–Crafts reaction...

been extensively examined. Some representative transformations include sulfonation: oxidation with selenium dioxide to camphorquinone . Camphor can also...

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...

sulfonatesin satisfactory yields with Ms2O. Examples of aromatic sulfonation with Ms2O: Sulfonation of chlorobenzene resulted in addition of methylsulfonyl group...

acid sodium salt, is an organic salt derived from indigo by aromatic sulfonation, which renders the compound soluble in water. Like indigo, it produces...

benzene with 'propylene tetramer' (also called tetrapropylene) followed by sulfonation. Propylene tetramer being a broad term for a mixture of compounds formed...

groups to substrates. Often the substrates are organic, as in aromatic sulfonation. For activated substrates, Lewis base adducts of sulfur trioxide are...

route to aminonaphthalenesulfonic acids. The compound is prepared by sulfonation of naphthalene with sulfuric acid, however under equilibrating conditions...

water-soluble anthraquinone derivative. In the laboratory it can be prepared by sulfonation of anthraquinone. AMS is used as a catalyst in the production of alkaline...

sodium hydroxide followed by acidification gives 1-naphthol. Further sulfonation gives 1,5-naphthalene-disulfonic acid. Reduction with triphenylphosphine...

obtained through three steps from bituminous schists: dry distillation, sulfonation of the resulting oil (or purified fractions thereof), and finally neutralization...

nitroanthraquinone (3), which is obtained by sulfonation or nitration of anthraquinone (1). Synthesis of 1-aminoanthraquinone Sulfonation in α position is reversible and...

PEEK, which only dissolve in very hot solvents. It is produced by the sulfonation of benzene with sulfuric acid and oleum. For typical processes, benzenesulfonic...

from discoloring, and for preserving meats. It is used as a reagent in sulfonation and sulfomethylation agent. It is used in the production of sodium thiosulfate...

dihydroanthraquinone (anthrahydroquinone). Reduction with copper gives anthrone. Sulfonation with sulfuric acid gives anthroquinone-1-sulfonic acid, which reacts...

acylation, and sulfonation reactions for diols and polyol. DBTO has been used in the regioselective tosylation (a specific type of sulfonation) of certain...

aromatics). Significant chemical functionalization of the oil (chlorination, sulfonation, etc.) can interfere with the measurement, due to changes to the solvency...

Dehydrogenation Hydrolysis Hydration Dehydration Halogenation Nitrification Sulfonation Amination Alkylation Dealkylation Esterification Polymerization Polycondensation...

Traditionally, 2-naphthol is produced by a two-step process that begins with the sulfonation of naphthalene in sulfuric acid: C10H8 + H2SO4 → C10H7SO3H + H2O The...