JIB-04 (NSC 693627) is a pan-selective Jumonji histone demethylase inhibitor with IC50 of 230, 340, 855, 445, 435, 1100, and 290 nM for JARID1A, JMJD2E, JMJD3, JMJD2A, JMJD2B, JMJD2C, and JMJD2D in cell-free assays, respectively. JIB?04 also induces cell apoptosis. *For Research & Development use only. Product is not intended for drug, household, or human consumption.