*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : GU9642500 CHEMICAL NAME : Cyclohexane, 1,4-diisocyanato-, trans- CAS REGISTRY NUMBER : 7517-76-2 LAST UPDATED : 199710 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C8-H10-N2-O2 MOLECULAR WEIGHT : 166.20 SYNONYMS/TRADE NAMES : * trans-1,4-Cyclohexanediisocyanate * trans-1,4-Cyclohexyleneisocyanate * trans-1,4-Diisocyanatocyclohexane * H-19218 * Isocyanic acid, 1,4-cyclohexylene ester, trans- *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 90 mg/m3/4H TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - acute pulmonary edema Lungs, Thorax, or Respiration - dyspnea REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0543429 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA Section 8(d) unpublished health/safety studies EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***