*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ2015000 CHEMICAL NAME : Pyrazine CAS REGISTRY NUMBER : 290-37-9 LAST UPDATED : 199710 DATA ITEMS CITED : 7 MOLECULAR FORMULA : C4-H4-N2 MOLECULAR WEIGHT : 80.10 WISWESSER LINE NOTATION : T6N DNJ COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * 1,4-Diazabenzene * p-Diazine * 1,4-Diazine * Paradiazine * Piazine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2730 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PBPHAW Progress in Biochemical Pharmacology. (S. Karger AG, Postfach CH-4009 Basel, Switzerland) V.1- 1965- Volume(issue)/page/year: 1,542,1965 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Yeast - Saccharomyces cerevisiae DOSE/DURATION : 60 gm/L REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,581,1980 TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Ovary DOSE/DURATION : 2500 mg/L REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,581,1980 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5605 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 61 (estimated) No. of Female Employees: 3 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA Section 8(d) unpublished health/safety studies EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***