(2S,?3E,?4S)?-3-?Ethylidene-?3,?4-?dihydro-?5-?(methoxycarbonyl)?-?2-?[(2,?3,?4,?6-?tetra-?O-?acetyl-?β-?D-?glucopyranosyl)?oxy]?-2H-?pyran-?4-?acetic Acid is an intermediate in synthesizing Oleocanthal (O524540). It is a compound of olive oil with potential use as anti-inflammatory and chemotherapeutic agents.