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Health Effects Assessment Summary (HEAST) for

Aminopyridine, 4-

CAS: 000504-24-5


Summary of HEAST Information on-Line

Subchronic and Chronic Toxicity
Chronic [RfD]:on-Line
Subchronic [RfD]:on-Line






Subchronic and Chronic Toxicity (Other than Carcinogenicity)

Chronic [RfD]: 2E-5 mg/kg/day
Uncertainty Factor: 10000

Subchronic [RfD]: 2E-4 mg/kg/day
Uncertainty Factor: 1000

Route: Oral: diet

Target Organ / Critical Effect: Liver / Increased weight
Brain / Increased weight

Species Effect Level Dose Experiment Length
Rat NOAEL 3 ppm 90 days

References
1968 Kohn F.E. 1968. Four-week subacute oral toxicity of compound 1861 Hydrochloride -- albino rats. (unpublished study). Prepared by Industrial Biotest Laboratories, Inc. Under 224-12. Submitted by Phillips Petroleum Co., Bartlesville, OK. CDL: 229844-E.
1980 U.S. EPA. 1980. 4-Aminopyridine. Avitrol pesticide registration standard. Prepared by the Office of Pesticide Programs, U.S. EPA, Washington, DC NTIS PB84-209907.
1989 U.S. EPA. 1989. Health and environmental effects document for 4-Aminopyridine. Prepared by the Office of Health and Environmental Assessment, Environmental Criteria and Assessment Office, Cincinnati, OH for the Office of Solid Waste and Emergency Response, Washington, DC



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