PFKFB3-IN-2 is a 6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase 3 (PFKFB3) inhibitor. PFKFB3-IN-2 has potential applications in cancer, neurodegenerative diseases, autoimmune diseases, inflammatory diseases, multiple sclerosis, metabolic diseases, angiogenesis inhibition and other diseases.