N-Butyl-N-(4-hydroxybutyl)nitrosamine

MOLECULAR FORMULA :

C8-H18-N2-O2

MOLECULAR WEIGHT :

174.28

WISWESSER LINE NOTATION :

Q4N4&NO

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

1800 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - hamster

DOSE/DURATION :

3 gm/kg

TOXIC EFFECTS :

Vascular - other changes Blood - hemorrhage

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

560 mg/kg/8W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - Kidney tumors Tumorigenic - increased incidence of tumors in susceptible strains

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

800 mg/kg/10W-I

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

10 gm/kg/2Y-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors Blood - normocytic anemia

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - hamster

DOSE/DURATION :

100 mg/kg female 14 day(s) after conception

TOXIC EFFECTS :

Tumorigenic - neoplastic by RTECS criteria Reproductive - Tumorigenic effects - transplacental tumorigenesis Endocrine - tumors

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - hamster

DOSE/DURATION :

22500 mg/kg/75W-I

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Gastrointestinal - colon tumors Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

2400 mg/kg/8W-I

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

1348 mg/kg/8W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

280 mg/kg/4W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

1400 mg/kg/8W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

2800 mg/kg/8W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1820 mg/kg/26W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

12 gm/kg/43W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1200 mg/kg/10W-I

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

1638 mg/kg/20W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

2100 mg/kg/6W-C

TOXIC EFFECTS :

Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - tumors

TYPE OF TEST :

Morphological transformation

TYPE OF TEST :

Unscheduled DNA synthesis

MUTATION DATA

TYPE OF TEST :

Cytogenetic analysis

TEST SYSTEM :

Rodent - hamster Lung

DOSE/DURATION :

900 mg/L/27H

REFERENCE :

MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 66,277,1979 *** REVIEWS *** IARC Cancer Review:Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 17,51,1978 TOXICOLOGY REVIEW GMCRDC Gann Monograph on Cancer Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No. 11- 1971- Volume(issue)/page/year: 17,161,1975 TOXICOLOGY REVIEW ADCSAJ Advances in Chemistry Series. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) No.1- 1950- Volume(issue)/page/year: 13,271,1970 TOXICOLOGY REVIEW NUCADQ Nutrition and Cancer. (Franklin Institute Press, POB 2266, Phildelphia, PA 19103) V.1- 1978- Volume(issue)/page/year: 3,109,1981 TOXICOLOGY REVIEW BLFSBY Basic Life Sciences. (Plenum Pub. Corp., 223 Spring St., New York, NY 10003) V.1- 1973- Volume(issue)/page/year: 24,253,1983