– E722-2648 (Compound C-1) is a novel specific and competitive small molecule ?-catenin/BCL9 interaction inhibitor with ITC KD of 1.05 uM and IC50 of 9 uM, blocks oncogenic Wnt signaling and disrupts cholesterol homeostasis in colorectal cancer.E722-2648 (Compound C-1) inhibited ?-catenin/BCL9 complexes at concentrations as low as 1 uM in BCL9-dependent CRC cell lines, Colo320 and HCT116.E722-2648 (Compound C-1) inhibited the expression of bona fide downstream Wnt/?-catenin target genes, AXIN2 and CD44, in the ?-catenin/BCL9-dependent CRC cell lines.E722-2648 (Compound C-1) disrupted cholesterol homeostasis via increased cholesterol esterification and lipid droplet accumulation.E722-2648 (Compound C-1) demonstrated antitumorigenic activity in CRC cell lines and xenograft mouse models.