Datasets for in vitro analysis of compound D2. Crystal violet screening of D2. MTT assay of D2. Annexin V flow cytometry of D2 treated MDA-MB-231 and EA.hy926 cells. Oxidative stress flow cytometry of D2 treated MDA-MB-231 and EA.hy926 cells. Cell cycle flow cytometry of D2 treated MDA-MB-231 and EA.hy926 cells.