National Toxicology Program

National Toxicology Program
http://ntp.niehs.nih.gov/go/ts-10823-e

Testing Status of Chloramben - 10823-E

 

CASRN: 133-90-4

Formula: C7-H5-Cl2-N-O2

Synonyms/Common Names

  • Amiben
  • 3-Amino-2,5-dichlorobenzoic acid

Known Uses

Herbicide

Chemical Properties

Toxicity Effects (HSDB)

Short-Term Toxicity

  • 14-Day (Dosed-Feed)  (C00055)  Completed 
    • Rats: Osborne Mendel; Mice: B6C3F1
  • 13-Week (Dosed-Feed)  (C00055)  Completed 
    • Rats: Osborne Mendel; Mice: B6C3F1

Long-Term Carcinogenicity

  • 2-Year (Dosed-Feed)  (C00055)  Report Complete 
    • TR-025 (NIH Number: 77-825)  (Peer Review Approval 09/26/1977A )
      Bioassay of Chloramben for Possible Carcinogenicity (CASRN 133-90-4)
    • Rats: Osborne Mendel; Mice: B6C3F1
    • Carcinogenesis Results
      • Male Rats Negative 
      • Female Rats Negative 
      • Male Mice Equivocal 
      • Female Mice Positive 

Genetic Toxicology

  • In Vitro Cytogenetics (CA/SCE)  (783500)  Completed 
    • Sister Chromatid Exchange Positive 
    • Chromosome Aberrations Positive 
  • Drosophila  (035040)  Completed 
    • Citation: Valencia, R., Mason, J.M., Woodruff, R.C., and Zimmering, S. Chemical mutagenesis testing in Drosophila: III. Results of 48 coded compounds tested for the National Toxicology Program. Environ. Mutagen. Vol. 7 (1985) 325-348
    • Reciprocal Translocation/Sex-Linked Recessive Lethal Equivocal 
  • Salmonella  (537889)  Completed 
    • Citation: Haworth, S., Lawlor, T., Mortelmans, K., Speck, W., and Zeiger, E. Salmonella mutagenicity test results for 250 chemicals Environ. Mutagen. Vol. 5 (Suppl 1) (1983) 3-142
    •  Positive 
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.