Carboxylic acids

Carboxylic acids are a class of organic compounds that are distinguished by the presence of a carboxyl functional group (-COOH). This distinctive group features a carbon atom covalently bonded to an oxygen atom, as well as a hydroxyl group (-OH). As weak acids, they play important roles in various natural substances and have numerous applications across different fields.
How to name a carboxylic acid​? Carboxylic acids are named based on the longest carbon chain containing the –COOH group, using standard IUPAC rules.