Lead(II) oxalate

Lead(II) oxalate is an organic compound with the formula PbC2O4. It is naturally found as a heavy white solid.
Preparation.
This compound is commercially available. It may be prepared by the metathesis reaction between lead(II) nitrate and sodium oxalate:
Solubility.
Lead(II) oxalate is sparingly soluble in water. Its solubility is increased in presence of excess oxalate anions, due to the formation of the Pb(C2O4)22− complex ion.