Zerumbone is a natural monocyclic sesquiterpene first isolated from rhizomes of the wild ginger Z. zerumbet.It has also been shown to have anti-oxidant and anti-inflammatory activities contributing to immunomodulatory and hepatoprotective effects.

Cryptating agent 222 is a cryptand used with potassium mirror to reduce a hindered distannene to a crystalline radical anion and forms ligands with metal cations.

Clopidogrel-related Compound B hydrochloride is an impurity of Clopidogrel.