*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UV8139385 CHEMICAL NAME : 2,4-Pyrimidinediamine, 5-(3-((4'-chloro(1,1'-biphenyl)-4-yl)oxy)propoxy)-6-m ethyl-, monohydrochloride CAS REGISTRY NUMBER : 83402-97-5 LAST UPDATED : 199806 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C20-H21-Cl-N4-O2.Cl-H COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 2,4-Diamino-5-(3-(4-(4-chlorophenyl)phenoxy)propoxy)-6-methylpyrimidine monohydrochloride * MB 35769 * M and B 35769 *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #4374136 *** END OF RECORD ***