*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YT8600000 CHEMICAL NAME : Urea, 1,3-(4-methyl-1,3-phenylene)bis(2-thio- CAS REGISTRY NUMBER : 1519-71-7 BEILSTEIN REFERENCE NO. : 2380614 REFERENCE : 0-13-00-00137 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H12-N4-S2 MOLECULAR WEIGHT : 240.37 WISWESSER LINE NOTATION : SUYZMR B1 EMYZUS SYNONYMS/TRADE NAMES : * 1-Methyl-2,4-phenylene bis-1,1'-(2-thiourea) * N,N''-(4-Methyl-1,3-phenylene)bisthiourea * USAF K-1571 *** 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 : 500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689 *** END OF RECORD ***