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 Clonitralid 10682-L


CASRN: 1420-04-8

Formula: C13-H8-Cl2-N2-O4.C2-H7-N-O

Synonyms/Common Names

  • 5-Chloro-N-(2-chloro-4-nitrophenyl)-2-hydroxybenzamide compd with 2-aminoethanol

Short-Term Toxicity

  • 14-Day (Dosed-Feed)  (C00431)  Completed 
    • Rats: Osborne Mendel; Mice: B6C3F1
  • 13-Week (Dosed-Feed)  (C00431)  Completed 
    • Rats: Osborne Mendel; Mice: B6C3F1
    • Dose: R: 0, 2150, 46400, M: 0, 464, 10000 PPM/5 PER GROUP.

Long-Term Carcinogenicity

  • 2-Year (Dosed-Feed)  (C00431)  Completed 
    • TR-091 (NIH Number: 78-1341)  (Peer Review Approval 06/29/1978A )
      Bioassay of Clonitralid for Possible Carcinogenicity (CASRN 1420-04-8)
    • Rats: Osborne Mendel; Mice: B6C3F1
    • Carcinogenesis Results
      • Male Rats Negative 
      • Female Rats Equivocal 
      • Male Mice Inadequate Study 
      • Female Mice Negative 
    • Dose: R: 0, 14216, 28433 (AVG), M: 0, 274, 549 (AVG) PPM/50 PER GROUP.