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.


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.

Testing Status of 5-Aminosalicylic acid M90061


CASRN: 89-57-6

Formula: C7-H7-N-O3

Synonyms/Common Names

  • Mesalazine

Genetic Toxicology

  • In Vitro Cytogenetics (CA/SCE)  (040238)  Completed 
    • Citation: Witt, K.L., Bishop, J.B., McFee, A.F., Kumarroo, V. Induction of chromosomal damage in mammalian cells in vitro and in vivo by Sulfapyridine or 5-aminosalicylic acid. Mutation Res. Vol. 283 (1992) 59-64
    • Sister Chromatid Exchange Negative 
    • Chromosome Aberrations Negative 
  • Micronucleus  (805434)  Completed 
    • Mice: B6C3F1
    • Male Negative 
  • Salmonella  (759488)  Completed 
    •  Negative