Testing Status of Nithiazide 10853-D
CASRN: 139-94-6
Formula: C6-H8-N4-O3-S
Synonyms/Common Names
- N-Ethyl-N'-(5-nitro-2-thiazoylyl)urea (9CI)
Short-Term Toxicity
- 14-Day (Dosed-Feed)
(C03792)
Completed
- Rats: F344/N; Mice: B6C3F1
- 13-Week (Dosed-Feed)
(C03792)
Completed
- Rats: F344/N; Mice: B6C3F1
- Dose: R: 0, 464, 21500, M: 0, 6800, 31500 PPM/5 PER GROUP.
Long-Term Carcinogenicity
- 2-Year (Dosed-Feed)
(C03792)
Completed
- TR-146 (NIH Number: 79-1702)
(Peer Review Approval 10/25/1978A )
Bioassay of Nithiazide for Possible Carcinogenicity (CASRN 139-94-6) - Rats: F344/N; Mice: B6C3F1
- Carcinogenesis Results
- Male Rats Negative
- Female Rats Positive
- Male Mice Positive
- Female Mice Equivocal
- Dose: R: 0, 625, 1250, M: 0, 2500, 5000 PPM/50 PER GROUP.
- TR-146 (NIH Number: 79-1702)
(Peer Review Approval 10/25/1978A )
Genetic Toxicology
- In Vitro Cytogenetics (CA/SCE)
(552942)
Completed
- Sister Chromatid Exchange Positive
- Chromosome Aberrations Negative
- Salmonella
(343608)
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