Used as a key intermediate in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs), particularly in the production of profen-class medications. Its structural configuration allows for optimal interaction with cyclooxygenase enzymes, contributing to the development of enantiomerically pure active pharmaceutical ingredients. The trans isomer is preferred due to higher biological activity and metabolic stability. It plays a role in enhancing the potency and selectivity of final drug compounds, improving therapeutic efficacy while reducing side effects.