*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : CI9400300 CHEMICAL NAME : Aspartic acid, N-(N-(p-(((2,4-diamino-6-pteridinyl)methyl)methylamin o)benzoyl)-3-phenyl-L- alanyl)-, L- CAS REGISTRY NUMBER : 82144-24-9 LAST UPDATED : 199610 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C28-H29-N9-O6 MOLECULAR WEIGHT : 587.66 WISWESSER LINE NOTATION : T66 BN DN GN JNJ CZ EZ H1N1&R DVMY1R&VMYVQ1VQ COMPOUND DESCRIPTOR : Drug *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 946 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NEOLA4 Neoplasma. (Karger-Libri, P.O. Box, CH-4009 Basel, Switzerland) V.4- 1957- Volume(issue)/page/year: 29,43,1982 *** END OF RECORD ***