*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : CY9000000
CHEMICAL NAME : Benzene, bromo-
CAS REGISTRY NUMBER : 108-86-1
LAST UPDATED : 199710
DATA ITEMS CITED : 25
MOLECULAR FORMULA : C6-H5-Br
MOLECULAR WEIGHT : 157.02
WISWESSER LINE NOTATION : ER
COMPOUND DESCRIPTOR : Mutagen
SYNONYMS/TRADE NAMES :
* Monobromobenzene
* NCI-C55492
* Phenyl bromide
*** 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 : 2699 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and
Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1-36, 1957-1992. For publisher information, see MTPEEI
Volume(issue)/page/year: 19(9),36,1975
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 20411 mg/m3
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and
Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1-36, 1957-1992. For publisher information, see MTPEEI
Volume(issue)/page/year: 19(9),36,1975
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3882 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
83,108,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 2700 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Behavioral - muscle contraction or spasticity
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and
Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1-36, 1957-1992. For publisher information, see MTPEEI
Volume(issue)/page/year: 13(9),56,1969
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 21 gm/m3/2H
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Behavioral - muscle contraction or spasticity
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and
Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1-36, 1957-1992. For publisher information, see MTPEEI
Volume(issue)/page/year: 13(9),56,1969
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 817 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MUTAEX Mutagenesis. (Oxford Univ. Press, Pinkhill House, Southfield Road,
Eynsham, Oxford OX8 1JJ, UK) V.1- 1986- Volume(issue)/page/year: 2,111,1987
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 2 gm/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
(usually neuromuscular blockage)
Lungs, Thorax, or Respiration - respiratory stimulation
Lungs, Thorax, or Respiration - other changes
REFERENCE :
JJPAAZ Japanese Journal of Pharmacology. (Japanese Pharmacological Soc.,
c/o Dept. of Pharmacology, Faculty of Medicine, Kyoto Univ., Sakyo-ku, Kyoto
606, Japan) V.1- 1951- Volume(issue)/page/year: 3,99,1954
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 3300 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single
Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects,
GKNT, 1982 Volume(issue)/page/year: -,28,1982
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 1700 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single
Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects,
GKNT, 1982 Volume(issue)/page/year: -,28,1982
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Mammal - species unspecified
DOSE/DURATION : 2700 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and
Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1-36, 1957-1992. For publisher information, see MTPEEI
Volume(issue)/page/year: 32(10),25,1988
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Mammal - species unspecified
DOSE/DURATION : 14400 mg/m3
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and
Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1-36, 1957-1992. For publisher information, see MTPEEI
Volume(issue)/page/year: 18(4),55,1974
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 3768 mg/kg/18D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - other changes in urine composition
Nutritional and Gross Metabolic - weight loss or decreased weight gain
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - transaminases
REFERENCE :
JTEHD6 Journal of Toxicology and Environmental Health. (Hemisphere Pub.,
1025 Vermont Ave., NW, Washington, DC 20005) V.1- 1975/76-
Volume(issue)/page/year: 21,325,1987
** MUTATION DATA **
TYPE OF TEST : DNA repair
TEST SYSTEM : Bacteria - Escherichia coli
DOSE/DURATION : 250 mg/L
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: 62,873,1979
TYPE OF TEST : Micronucleus test
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - mouse
DOSE/DURATION : 125 mg/kg/24H
REFERENCE :
MUTAEX Mutagenesis. (Oxford Univ. Press, Pinkhill House, Southfield Road,
Eynsham, Oxford OX8 1JJ, UK) V.1- 1986- Volume(issue)/page/year: 2,111,1987
TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Rodent - hamster Ovary
DOSE/DURATION : 500 mg/L
REFERENCE :
EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E.
11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year:
10(Suppl 10),1,1987
*** OCCUPATIONAL EXPOSURE LIMITS ***
OEL-HUNGARY:TWA 3 mg/m3;STEL 6 mg/m3;Skin JAN 1993
OEL-RUSSIA:STEL 3 mg/m3 JAN 1993
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - 83863
No. of Facilities: 105 (estimated)
No. of Industries: 5
No. of Occupations: 9
No. of Employees: 18936 (estimated)
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 83863
No. of Facilities: 64 (estimated)
No. of Industries: 2
No. of Occupations: 3
No. of Employees: 1891 (estimated)
No. of Female Employees: 238 (estimated)
*** STATUS IN U.S. ***
EPA GENETOX PROGRAM 1988, Negative: SHE-clonal assay; Host-mediated assay
EPA GENETOX PROGRAM 1988, Negative: Histidine reversion-Ames test; S
cerevisiae-homozygosis
EPA GENETOX PROGRAM 1988, Inconclusive: E coli polA without S9
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
*** END OF RECORD ***