Ortho phthalic aldehyde is a chemical compound used in the production of various resins and polymers. This compound is spelled as /ɔːθəʊ ˈfθælɪk ˈældɪhaɪd/ in IPA phonetic transcription. The "ortho" prefix signifies that the two phthalic groups are in adjacent positions on the benzene ring. The "phthalic" part of the name comes from the parent compound phthalic acid. And "aldehyde" is a functional group with a carbon double-bonded to oxygen and single-bonded to a hydrogen. Together, they make up the name for a vital industrial compound.
Ortho phthalic aldehyde, also known as o-phthalaldehyde (OPA), is a chemical compound with the molecular formula C8H6O2. It is a colorless, crystalline solid that is used primarily in the field of organic synthesis. OPA is an aldehyde, meaning it contains a carbonyl group (C=O) bonded to at least one hydrogen atom. It is derived from ortho-phthalic acid, a compound with two carboxylic acid groups (COOH) attached to a benzene ring.
Ortho phthalic aldehyde is a highly reactive compound due to the presence of the aldehyde functional group. It undergoes various chemical reactions, such as oxidation and reduction, as well as reactions involving nucleophiles and electrophiles. Its reactivity makes it a desirable compound for use in the synthesis of numerous organic compounds and pharmaceuticals.
One of the notable applications of ortho phthalic aldehyde is as a reagent for the detection and quantification of amino acids and proteins. It can react with primary amines to form fluorescent compounds, allowing for the analysis of various biological samples. OPA-based assays are widely used in biochemical research and diagnostic laboratories.
Due to its potential hazardous properties, ortho phthalic aldehyde should be handled with caution, following proper safety protocols. It is important to avoid direct exposure to the compound, as it may cause skin and eye irritation, as well as respiratory problems if inhaled.