2-Hydroxyphenylacetic acid

2-Hydroxyphenylacetic acid is an organic compound with the chemical formula C₈H₈O₃. It is a type of phenolic acid and is structurally related to phenylacetic acid, with a hydroxyl group attached to the benzene ring. This compound is of interest in various fields, including biochemistry, pharmacology, and organic chemistry.

Structure and Properties

2-Hydroxyphenylacetic acid consists of a benzene ring with a hydroxyl group (-OH) and a carboxylic acid group (-COOH) attached to it. The presence of the hydroxyl group classifies it as a phenolic compound, which contributes to its acidic properties and reactivity.

• Molecular formula: C₈H₈O₃
• Molar mass: 152.15 g/mol
• Appearance: White crystalline solid
• Solubility: Soluble in water, alcohol, and ether

Synthesis

2-Hydroxyphenylacetic acid can be synthesized through several methods, including the hydroxylation of phenylacetic acid or via the Kolbe-Schmitt reaction, which involves the carboxylation of phenol under high pressure and temperature in the presence of a base.

Biological Significance

In biological systems, 2-Hydroxyphenylacetic acid is a metabolite of certain amino acids and is involved in various metabolic pathways. It can be found in the urine of mammals as a result of the metabolism of tyrosine and phenylalanine.

Applications

2-Hydroxyphenylacetic acid is used in the synthesis of pharmaceuticals and as an intermediate in organic synthesis. Its derivatives are studied for their potential antioxidant and anti-inflammatory properties.

Safety and Handling

As with many chemical compounds, proper safety measures should be taken when handling 2-Hydroxyphenylacetic acid. It should be stored in a cool, dry place and handled with appropriate personal protective equipment to avoid ingestion, inhalation, or skin contact.

Also see

• Phenylacetic acid
• Phenol
• Carboxylic acid
• Hydroxyl group
• Metabolism