Testing Information

Testing Status of Agents at NTP

4,4'-Methylenebis(N,N-dimethyl)benzenamine

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http://ntp.niehs.nih.gov/go/TS-10487-W

CASRN: 101-61-1

Formula: C17 H22 N2

Synonyms/Common Names:

  • 4,4'-BIS(DIMETHYLAMINO)DIPHENYLMETHANE
  • 4,4'-METHYLENEBIS-(N,N'-DIMETHYLANILINE)

Known Uses:

DYE INTERMEDIATE

Short-Term Toxicity

  • 14-Day (Dosed-Feed)  (C01990) Completed 
    • NTIS No. PB299856  (Peer Review 10/25/1978)
      Citation: Bioassay of 4,4'-Methylenebis-(N,N-dimethyl)benzeneamine for Possible Carcinogenicity (CAS No. 101-61-1)
    • Rats: F344/N; Mice: B6C3F1
  • 13-Week (Dosed-Feed)  (C01990) Completed 
    • NTIS No. PB299856  (Peer Review 10/25/1978)
      Citation: Bioassay of 4,4'-Methylenebis-(N,N-dimethyl)benzeneamine for Possible Carcinogenicity (CAS No. 101-61-1)
    • Rats: F344/N; Mice: B6C3F1
    • Dose: R: 0,145,3155, M: 0,370,11830 PPM/5 PER GROUP

Long-Term Carcinogenicity

  • 2-Year (Dosed-Feed)  (C01990) Report Complete 
    • TR-186 (NTIS No. PB299856)  (Peer Review 10/25/1978)
      Bioassay of 4,4'-Methylenebis-(N,N-dimethyl)benzeneamine for Possible Carcinogenicity (CAS No. 101-61-1)
    • Rats: F344/N; Mice: B6C3F1
    • Carcinogenesis Results
      • Male Rats Positive 
      • Female Rats Positive 
      • Male Mice Equivocal 
      • Female Mice Positive 
    • Dose: R: 0,375,750, M: 0,1250,2500 PPM/50 PER GROUP

Genetic Toxicology

  • In Vitro Cytogenetics (CA/SCE)  (553210) Completed 
    • Chromosome Aberation Negative 
    • Sister Chromatid Exchange Negative 
  • Mouse Lymphoma (NCI)  (G03676) Completed 
    • Citation: Myhr, B.C., and Caspary, W.J. Evaluation of the L5178Y mouse lymphoma cell mutagenesis assay: Intralaboratory results for sixty-three coded chemicals tested at Litton Bionetics, Inc. Environ. Molec. Mutagen. Vol. 12 (Suppl 13) (1988) 103-194
    • Mouse Lymphoma-NCI  Positive 
  • Mouse Lymphoma (NCI)  (G72954) Completed 
    • Citation: Mitchell, A.D., Rudd, C.J., and Caspary, W.J. Evaluation of the L5178Y mouse lymphoma cell mutagenesis assay: Intralaboratory results for 63 coded chemicals tested at SRI International. Environ. Molec. Mutagen. Vol. 12 (Suppl 13) (1988) 37-102
    • Mouse Lymphoma-NCI  Positive 
  • Salmonella (NCI)  (N-9250) Completed 
    • Citation: Dunkel, V., Zeiger, E., Brusick, D., McCoy, E., McGregor, D., Mortelmans, K., Rosenkranz, H., and Simmon, V. (1985) Reproducibility of microbial mutagenicity assays. II. Testing of carcinogens and noncarcinogens in Salmonella typhimurium and Escerichia coli. Environ. Mutagen. 7 (Suppl 5): 1-248.
    • Citation: Dunkel, V., Zeiger, E., Brusick, D., McCoy, E., McGregor, D., Mortelmans, K., Rosenkranz, H., and Simmon, V. Reproducibility of microbial mutagenicity assays. II. Testing of carcinogens and noncarcinogens in Salmonella typhimurium and Escerichia coli Environ. Mutagen. Vol. 7 (Suppl 5) (1985) 1-248
    • Salmonella-NCI  Negative 
  • Salmonella  (716121) Completed 
    • Citation: Zeiger, E., Anderson, B., Haworth, S., Lawlor, T., and Mortelman, K. Salmonella Mutagenicity Tests V. Results from the Testing of 311 Chemicals Environ. Molec. Mutagen. Vol. 19 (Suppl 21) (1992) 2-141
    • Citation: Dunkel, V., Zeiger, E., Brusick, D., McCoy, E., McGregor, D., Mortelmans, K., Rosenkranz, H., and Simmon, V. (1985) Reproducibility of microbial mutagenicity assays. II. Testing of carcinogens and noncarcinogens in Salmonella typhimurium and Escerichia coli. Environ. Mutagen. 7 (Suppl 5): 1-248.
    •  Positive 

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Web page last updated on January 22, 2009