The crystal structure determination of the title compound, C13H15IO4, has a
llowed the relative stereochemistry between the tetrasubstituted C atoms on
the tetrahydrofuran moiety to be confirmed. The title compound is a precur
sor of the ionophoric antibiotic Aplasmomycin. The compound is involved in
both intra- and intermolecular hydrogen bonding, the latter link the molecu
les into chains running along the b axis.