*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YU1290000 CHEMICAL NAME : Urea, 1,1-m-phenylenebis(3-(p-(N'-(p-(N'-methylamidino)phen yl)amidino)phenyl)-, tetrahydrochloride LAST UPDATED : 198605 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C38-H38-N12-O2.4Cl-H MOLECULAR WEIGHT : 840.72 SYNONYMS/TRADE NAMES : * NSC 82515 * 1,1-m-Phenylenebis(3-(p-(N'-(p-(N'-methylamidino)phenyl)amidino)phenyl)u rea) 4HCl *** 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 : 57850 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NCISP* National Cancer Institute Screening Program Data Summary, Developmental Therapeutics Program. (Bethesda, MD 20205) Volume(issue)/page/year: JAN1986 *** END OF RECORD ***