*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QE2167000 CHEMICAL NAME : Morpholine, 2,6-dimethyl-4-nitroso-, mixture cis and trans (2:1) LAST UPDATED : 198910 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C6-H12-N2-O2 MOLECULAR WEIGHT : 144.20 COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * 2,6-Dimethyl-4-nitrosomorpholine cis and trans mixture (2:1) *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 75 gm/kg/50W-I TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Gastrointestinal - tumors Blood - leukemia REFERENCE : CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 3,911,1982 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 138 gm/kg/50W-I TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Gastrointestinal - tumors REFERENCE : CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 3,911,1982 *** END OF RECORD ***