Derivatives of the parent compound find wide use as drugs.

Metabolites of such compounds might be more active than the parent compound.

These metabolites can be less toxic than the parent compound.

It is a distereoisomer, thus having similar anti-malarial properties to the parent compound.

Metabolites are products that result when a parent compound is broken down.

The original numbering of the parent compound is retained.

Heptachlor epoxide is more likely to be found in the environment than its parent compound.

One reason is that a reactive product might be more harmful or mobile than the parent compound.

Umbelliferone is the parent compound for a large number of natural products.

One method is the application of pressure to the undoped parent compounds.