Brassinazole is primarily used as a specific inhibitor of brassinosteroid biosynthesis, making it a valuable tool in plant biology research. It is applied to study the role of brassinosteroids in plant growth and development, including processes like cell elongation, vascular differentiation, and stress responses. By inhibiting brassinosteroid production, researchers can observe the effects of their absence on plant morphology and physiology, helping to elucidate their regulatory mechanisms. Additionally, brassinazole is utilized in agricultural studies to explore its potential in modifying plant architecture and improving crop yield under various environmental conditions. Its application provides insights into hormone signaling pathways and their impact on plant resilience and productivity.