N-acetyl LTE4 is primarily used in research settings to study inflammatory processes and respiratory conditions. It serves as a biomarker for assessing leukotriene activity in conditions like asthma, allergic rhinitis, and other inflammatory diseases. Researchers analyze its levels in biological samples to understand the role of leukotrienes in airway inflammation and to evaluate the effectiveness of anti-inflammatory treatments. Additionally, it aids in the development of targeted therapies aimed at modulating leukotriene pathways to manage chronic inflammatory disorders.