*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QE2120000 CHEMICAL NAME : Morpholine, 2,6-dimethyl-2-methoxy-N-nitroso- CAS REGISTRY NUMBER : 73239-98-2 LAST UPDATED : 199410 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C7-H14-N2-O3 MOLECULAR WEIGHT : 174.23 WISWESSER LINE NOTATION : T6N DOTJ ANO CO1 C1 E1 COMPOUND DESCRIPTOR : Tumorigen Mutagen SYNONYMS/TRADE NAMES : * Morpholine, 2,6-dimethyl-2-methoxy-4-nitroso- * N-Nitroso-2-methoxy-2,6-dimethylmorpholine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Parenteral SPECIES OBSERVED : Rodent - hamster DOSE/DURATION : 1 gm/kg TOXIC EFFECTS : Lungs, Thorax, or Respiration - other changes Liver - other changes Blood - hemorrhage REFERENCE : CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 13,233,1981 ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Parenteral SPECIES OBSERVED : Rodent - hamster DOSE/DURATION : 50 mg/kg TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Gastrointestinal - tumors Liver - tumors REFERENCE : CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 13,233,1981 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Parenteral SPECIES OBSERVED : Rodent - hamster DOSE/DURATION : 250 mg/kg TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Gastrointestinal - tumors REFERENCE : CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 13,233,1981 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 200 nmol/plate REFERENCE : JJIND8 JNCI, Journal of the National Cancer Institute. (Washington, DC) V.61-79, 1978-87. For publisher information, see JNCIEQ. Volume(issue)/page/year: 64,157,1980 *** END OF RECORD ***