Benzopyran compounds, the preparation thereof, and their use in methods for treating cancer and reducing the incidence or risk of cancer recurrence. The cancer can be one or more of pancreatic cancer, colorectal cancer, melanoma, prostate cancer, brain cancer (including paediatric and adult), ovarian cancer, breast cancer, lung cancer, liver cancer, uterine cancer, neuroblastoma, mesothelioma, malignant ascites or peritoneal cancer.