What is Chemical Sulfonic Acid? What is sulfuric acid

Sulfonic acid is a class of organic compounds formed by linking sulfo groups and hydrocarbon groups (including aryl groups). The general formula R-SO3H, where R is the hydrocarbon group. Sulfonic acid is mostly a synthetic product, and only a few sulfonic acids such as -aminoethanesulfonic acid NH2CH2CH2SO3H exist in nature.

The sulfonic acid group is a strong water-soluble strong acidic group, and sulfonic acid is a water-soluble, strongly acidic compound. The sulfonic acid group in the aromatic sulfonic acid molecule can be replaced by the hydroxyl group and cyano group, which is an intermediate for the preparation of phenol and nitrile. Sulfonic acid can be prepared by the sulfonation of aromatic hydrocarbons, or by the oxidation of mercaptans.

Methanesulfonic acid can be used as a catalyst for esterification, hydrolysis and alkylation. The sodium salt of long-chain sulfonic acid, such as N-C11H23-CH2, is a class of detergents that can resist hard water. The sulfonic acid groups in many dye molecules make colored compounds water-soluble.

Sodium dodecylbenzene sulfonate can be used as a detergent. Sulfone chloride can be prepared from sulfonic acid, which is very useful in organic synthesis. The H part of the sulfonic acid molecule can be replaced by halogen atoms, amino groups, etc.

For example, sulfonyl chloride is a commonly used intermediate in organic synthesis and analytical chemistry. Sulfaminolamide is a class of anti-inflammatory drugs. Sodium saccharin is also a sulfonamide.

The sulfonic acid group is a strong acidic group that is strongly water-soluble, and sulfonic acid is a water-soluble strong acidic compound, such as naphthalene soluble in ether but not in water, and -naphthalene sulfonic acid soluble in water but not in ether. The sulfonic acid group in the aromatic sulfonic acid molecule can be replaced by the hydroxyl group and cyano group, which is an intermediate for the preparation of phenol and nitrile.

Sulfonic acid is used as an analytical reagent, preservative, bleaching agent and reducing agent.

Sulfonic acid, simply put, is the reaction of sulfur trioxide with organic matter, is a surfactant, and also reacts with sulfur dioxide + oxygen under the catalytic action of ultraviolet light, which is prone to fire and will produce sodium sulfate waste, which is not harmful.

It's just that the reaction process is a bit dangerous.

From the perspective of sea freight, there are eight categories of dangerous goods.

Uses used as analytical reagents, preservatives, bleaching agents and reducing agentsCategory Corrosive substances.

Toxicity classification: High toxicity.

Acute toxicity Oral-human TDL0: mg kg flammability hazard characteristics flammable in case of H punching agent; In case of cyanide, toxic hydrogen cyanide gas is released; Thermal decomposition of toxic sulfur oxide gas.

Storage and transportation characteristics: Warehouse ventilation, low temperature and drying; It is stored separately from oxidants, cyanide, H pore agents, and alkalis.

Fire extinguishing agent sand, mist water, carbon dioxide.

Sulfuric acid is sulfuric acid.

Sulfuric acid (chemical formula: H2SO4), the most important oxygenated acid of sulfur. Anhydrous sulfuric acid is a colorless oily liquid, when crystallized, it is usually used in various concentrations of aqueous solutions, using the tower method and contact method.

The former is crude dilute sulfuric acid, and the mass fraction is generally about 75%; The latter can obtain concentrated sulfuric acid with a mass fraction of 338 and a relative density.

Sulfuric acid is one of the most reactive binary inorganic acids that reacts with most metals. High concentration of sulfuric acid has strong water absorption, can be used as a dehydrating agent, carbonized wood, paper, cotton and linen fabrics and biological skin and other carbohydrate-containing substances. When mixed with water, a large amount of heat energy is also emitted.

It is highly corrosive and oxidizing, so it should be used with caution. It is an important industrial raw material, which can be used to make fertilizers, medicines, explosives, pigments, detergents, batteries, etc., and is also widely used in purifying petroleum, metal smelting and dyes and other industries. It is often used as a chemical reagent and can be used as a dehydrating agent and sulfonating agent in organic synthesis.

Sulfuric acid: The sulfuric acid produced from sulfur as a raw material is called sulfuric acid. The opposite of this is mineral acid and by-product acid. Ore acids and by-product acids have more impurities than sulfuric acids, and the iron ion content exceeds the standard.

Most of the effects of sulfuric acid are due to its highly acidic and hydrophilic nature. The corrosion of metals by sulfuric acid is caused by its acidity, and the effects of this acid on organic materials, including human tissues, are largely the result of their dehydrating properties.

Sulfuric acid has a typical strong acid effect on metals, and it reacts with these metals to form metal sulfates and release hydrogen gas.

Sulfuric acid is a very powerful dehydrating agent and also releases a lot of heat when it comes into contact with water.

The dehydrating effect of sulfuric acid explains why it reacts with some common organic materials. It removes the hydrogen and oxygen contained in the water molecules.

Exposure to this concentrated acid can cause pain and swelling within seconds.

Protective gloves and safety glasses should always be worn when using sulfuric acid. **If acid is splashed on a small area, rinse immediately with water. Extensive splashing is best done before rinsing with water to remove excess acid.

Sulfuric acid is not easily volatile at room temperature, so the risk of harm caused by inhalation is not large.

Sulfuric acid reacts with other materials and may produce harmful substances.

Summary. Sulfonic acid is an organic acid, the general formula R-SO3H, R stands for hydrocarbon group, strong acidity, has a relatively large water solubility, used in the preparation of dyes, drugs, detergents, has the general property of acid.

Hello, dear dear, I am glad to answer for you that sulfonic acid is not a dangerous product, and the sulfonyl group is linked to the hydrocarbon group, including the aryl group, a class of organic compounds. The general formula R-SO3H, where R is the hydrocarbon group. Sulfonic acid is mostly a synthetic product, and only a few sulfonic acids such as -aminoethanesulfonic acid NHCHCHSOH exist in nature.

The infiltration in the laundry detergent, such as sulfonic acid, has a drifting and purifying effect.

Sulfonic acid is an organic acid, the general formula R-SO3H, bridge fiber R represents the hydrocarbon group, the sensitive chain imitates strong acidity, has a relatively large water solubility, is used to make dyes, drugs, detergents, and has the general properties of acid.