*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UX9627400 CHEMICAL NAME : 1H-Pyrrole-2,5-dione, 1,1'-(4-methyl-1,3-phenylene)bis- CAS REGISTRY NUMBER : 6422-83-9 BEILSTEIN REFERENCE NO. : 1544474 LAST UPDATED : 199710 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C15-H10-N2-O4 MOLECULAR WEIGHT : 282.27 SYNONYMS/TRADE NAMES : * 1,3-Bismaleimide-4-methylbenzene * 2,4-Bismaleimidotoluene * 2,4-Dimaleimidotoluene * Maleimide, N,N'-(4-methyl-m-phenylene)di- * 1,1'-(4-Methyl-1,3-phenylene)bis-1H-pyrrole-2,5-dione * Toluene-2,4-bismaleimide * N,N'-2,4-Toluenebismaleimide * 2,4-Tolylenebis(maleimide) *** 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 : 2400 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0790-1023S TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 90 mg/m3/4H TOXIC EFFECTS : Lungs, Thorax, or Respiration - emphysema Lungs, Thorax, or Respiration - acute pulmonary edema Blood - other changes REFERENCE : EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0790-1023S *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***