National Toxicology Program

National Toxicology Program
https://ntp.niehs.nih.gov/go/10957

Target Organs and Levels of Evidence for TR-112

Bioassay of 3-Amino-4-ethoxyacetanilide for Possible Carcinogenicity (CASRN 17026-81-2)

Chemical (Study Title)
CASRN
Peer Review DatePrimary UsesRoute/Exposure LevelsStudy Laboratory
3-Amino-4-ethoxyacetanilide
17026-81-2
04/26/1978Azo dye intermediateDosed-Feed
R: 0,.4,1.5, M: 0,.4,.8 %/50 PER GROUP
T.S.I. Mason Laboratories, Inc.

Levels of Evidence

Male Rats: Negative
Female Rats: Negative
Male Mice: Positive
TypeOrgan/Tissue (Lesion)
Neoplastic Lesions
  • Thyroid Gland Follicular Cell: CARCINOMA
Female Mice: Negative


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