*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TB1736000
CHEMICAL NAME           : Phosphonothioic acid, phenyl-, O-(2,5-dichlorophenyl)
                          O-methyl ester
CAS REGISTRY NUMBER     : 53490-78-1
BEILSTEIN REFERENCE NO. : 2872007
LAST UPDATED            : 199612
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C13-H11-Cl2-O2-P-S
MOLECULAR WEIGHT        : 333.17
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Drug
SYNONYMS/TRADE NAMES :
   * Debromoleptophos
   * Desbromoleptophos
   * O-(2,5-Dichlorophenyl) O-methyl phenylphosphonothioate
   * O-(2,5-Dichlorophenyl) O-methyl phenyl thiophosphonate
 
                       *** 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           : 95 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JAFCAU Journal of Agricultural and Food Chemistry.  (American Chemical Soc.,
   Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC
   20037)  V.1-    1953-  Volume(issue)/page/year: 27,1197,1979
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - chicken
DOSE/DURATION           : 900 mg/kg/90D-I
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
   (usually neuromuscular blockage)
   Peripheral Nerve and Sensation - structural change in nerve or sheath
   Behavioral - ataxia
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   53,150,1980
 
                            *** END OF RECORD ***