Vortioxetine 6-O-(2,3,4,6-Tetra-O-acetyl-β-D-glucopyranosyl)-D-glucose 2,3,4-Triacetate is an intermediate in the synthesis of Vortioxetine Glucose Adduct (V766020), which is an impurity of Vortioxetine (V766000), a multimodal serotonergic agent that inhibits 5-HT1A, 5-HT1B, 5-HT3A, 5-HT7 receptor and SERT (1,2,3).