*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QD8525000 CHEMICAL NAME : Morpholine, 4-((4,6-bis(1-methyl-4-piperidinyl)oxy)-5-(methylthio )-2-pyrimidinyl)- CAS REGISTRY NUMBER : 57304-24-2 LAST UPDATED : 199703 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C21-H35-N5-O3-S MOLECULAR WEIGHT : 437.67 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-((4,6-Bis(1-methyl-4-piperidinyl)oxy)-5-(methylthio)-2-pyrimidinyl)mor pholine * 2-Morpholino-4,6-di((4')-N-methylpiperidyl)-oxy-5-methylthiopyrimidin *** 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 : 580 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GWXXBX German Offenlegungsschrift Patent Document. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #2503136 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 53 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GWXXBX German Offenlegungsschrift Patent Document. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #2503136 *** END OF RECORD ***