An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
Nominated Substances: Methyl styryl ketone, Methyl trans-styryl ketone
Nomination Date: 07/25/1994
Nominator: NCI
Rationale: Human exposure as a synthetic flavoring agent and additive to tobacco during cigarette manufacture; use in fragrances may mean exposure through use in soaps.