*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TB0505000 CHEMICAL NAME : Phosphonothioic acid, ethyl-, O-(1,6-dihydro-5-methoxy-1-methyl-6-oxo-4- pyridazinyl) O-ethyl ester CAS REGISTRY NUMBER : 37840-66-7 LAST UPDATED : 198910 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H17-N2-O4-P-S MOLECULAR WEIGHT : 292.32 COMPOUND DESCRIPTOR : Agricultural Chemical *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2400 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PSSCBG Pesticide Science. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.1- 1970- Volume(issue)/page/year: 7,107,1976 *** END OF RECORD ***