Skip to Main Navigation
Skip to Page Content
U.S. flag

An official website of the United States government

Dot gov

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.

Https

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.

Nomination Summary for 5,5-Diphenylhydantoin (Phenytoin) (N79391)

Nominated Substances: 5,5-Diphenylhydantoin (phenytoin)

Nomination Date: 01/00/1979

Nominator: NIEHS

Rationale: Generate additional carcinogenicity data on rodents, especially rats, for comparison with human data

NTP Principles: Pre 1993 - 4, 5

Agents and Status

The following information relates to the specific agent and may include history from earlier or later nominations for this same agent.

Back to Top

CASRN: 57-41-0

Agent Name: 5,5-Diphenylhydantoin (phenytoin)