noun
- a chemical compound formed by the reaction of an alcohol with two carboxylic acid groups or two acid derivatives
Usage: chemistry; technical
Examples
- Diethyl phthalate is a common diester used in plastics and cosmetics.
- The chemist synthesized a new diester for use in polymer research.
- Diesters are important intermediates in organic synthesis.
- Many plasticizers are diesters derived from phthalic acid.
- The diester compound showed improved thermal stability compared to the monoester.