*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TF6506000
CHEMICAL NAME           : Phosphorothioic acid,
                          O-(2,3-dihydro-5-methoxy-2-methyl-3-oxo-4-pyridazinyl
                          ) O-ethyl O- (1-methylethyl) ester
CAS REGISTRY NUMBER     : 64153-65-7
LAST UPDATED            : 198910
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C11-H19-N2-O5-P-S
MOLECULAR WEIGHT        : 322.35
COMPOUND DESCRIPTOR     : Agricultural Chemical
SYNONYMS/TRADE NAMES :
   * O-Ethyl O-isopropyl O-(5-methoxy-2-methyl-3-oxo-2H-pyridazin-4-yl)  
   phosphorothioate
 
                       *** 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           : 25 mg/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: 10,139,1979
 
                            *** END OF RECORD ***