benzenkarboksylsyre

Benzenkarboksylsyre, also known as benzoic acid, is a chemical compound derived from the carboxylation of benzene. It is an organic compound with the chemical formula C6H5COOH or C7H6O2. Benzenkarboksylsyre is a solid substance that is white or colorless and has a characteristic odor.

Benzenkarboksylsyre is produced industrially through the reaction of sodium benzoate with concentrated sulfuric acid to produce benzoic acid. The compound is used as a precursor in the production of various chemicals, including esters, anhydrides, and amides. Benzenkarboksylsyre is also used as a food preservative, particularly in the production of soft drinks and baked goods.

In addition to its industrial applications, benzenkarboksylsyre also has therapeutic uses. It is used as an antiparasitic agent to treat tapeworm infections in humans and animals. Benzenkarboksylsyre is also used in the preparation of flavorings and fragrances.

The compound has several physical and chemical properties. It is a weak monoprotic acid, with a dissociation constant (Ka) of 6.5 x 10^-5. Benzenkarboksylsyre is also a crystalline solid that is soluble in water. In aqueous solution, it forms a zwitterion with a pKa value of 17.9.

Benzenkarboksylsyre is generally considered to be safe for use in food and cosmetic applications. However, prolonged exposure to high concentrations of the compound has been shown to cause irritation to the skin and mucous membranes.