*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : WL5076000
CHEMICAL NAME : Styrene, p-methyl-
CAS REGISTRY NUMBER : 622-97-9
BEILSTEIN REFERENCE NO. : 1209317
REFERENCE : 4-05-00-01369 (Beilstein Handbook Reference)
LAST UPDATED : 199710
DATA ITEMS CITED : 15
MOLECULAR FORMULA : C9-H10
MOLECULAR WEIGHT : 118.19
WISWESSER LINE NOTATION : 1U1R D1
COMPOUND DESCRIPTOR : Tumorigen
Mutagen
SYNONYMS/TRADE NAMES :
* Benzene, 1-ethenyl-4-methyl-
* 1-Ethenyl-4-methylbenzene
* p-Methylstyrene
* 4-Methylstyrene
* 1-Methyl-4-vinylbenzene
* 1-p-Tolylethene
* p-Vinyltoluene
* 4-Vinyltoluene
*** 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 : 2255 mg/kg
TOXIC EFFECTS :
Behavioral - tremor
Lungs, Thorax, or Respiration - respiratory depression
Gastrointestinal - other changes
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-
1990- Volume(issue)/page/year: 1,77,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 2324 mg/kg
TOXIC EFFECTS :
Behavioral - tremor
Lungs, Thorax, or Respiration - respiratory depression
Gastrointestinal - other changes
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-
1990- Volume(issue)/page/year: 1,77,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1072 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
Behavioral - ataxia
Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-
1990- Volume(issue)/page/year: 1,76,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 581 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
Behavioral - ataxia
Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-
1990- Volume(issue)/page/year: 1,76,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 280 mg/kg
TOXIC EFFECTS :
Behavioral - tremor
Lungs, Thorax, or Respiration - respiratory depression
Gastrointestinal - other changes
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-
1990- Volume(issue)/page/year: 1,76,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Mammal - dog
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Gastrointestinal - nausea or vomiting
Gastrointestinal - changes in structure or function of salivary glands
Behavioral - tremor
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-
1990- Volume(issue)/page/year: 1,77,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : >5 mL/kg
TOXIC EFFECTS :
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology,
Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-
1990- Volume(issue)/page/year: 1,77,1990
** MUTATION DATA **
TYPE OF TEST : Cytogenetic analysis
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 330 umol/L
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 2,237,1981
TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 330 umol/L
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 2,237,1981
*** REVIEWS ***
IARC Cancer Review:Human Inadequate 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: 60,373,1994
IARC Cancer Review:Animal LACK CARCINOGENICITY
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: 60,373,1994
IARC Cancer Review:Group 3
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: 60,373,1994
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - X2573
No. of Facilities: 460 (estimated)
No. of Industries: 7
No. of Occupations: 10
No. of Employees: 5274 (estimated)
No. of Female Employees: 377 (estimated)
*** STATUS IN U.S. ***
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
*** END OF RECORD ***