*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TD4390000
CHEMICAL NAME           : Phosphorodichloridic acid, ethyl ester
CAS REGISTRY NUMBER     : 1498-51-7
LAST UPDATED            : 199710
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C2-H5-Cl2-O2-P
MOLECULAR WEIGHT        : 162.94
WISWESSER LINE NOTATION : OPGGO2
SYNONYMS/TRADE NAMES :
   * Dichlorophosphoric acid, ethyl ester
   * Ethylesterdichlorid
 
                       *** 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           : 220 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - ptosis
   Gastrointestinal - ulceration or bleeding from stomach
   Skin and Appendages - hair
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0528775
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 564 mg/m3
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0530306
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 2350 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Gastrointestinal - changes in structure or function of salivary glands
   Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0528775

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***