1. A chemical compound containing a peroxide group (O–O bond) within a ring structure, commonly found in organic chemistry and biochemistry.
Usage: technical; chemistry

Examples

• The endoperoxide intermediate was isolated during the oxidation reaction.
• Artemisinin, an antimalarial drug, contains an endoperoxide functional group.
• The stability of the endoperoxide depends on temperature and pH conditions.
• Researchers synthesized a novel endoperoxide to test its biological activity.
• The endoperoxide ring can decompose under acidic conditions.