*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : SZ7000000
CHEMICAL NAME           : Phosphonic acid, butyl-, dibutyl ester
CAS REGISTRY NUMBER     : 78-46-6
BEILSTEIN REFERENCE NO. : 1777999
REFERENCE               : 4-04-00-03552 (Beilstein Handbook Reference)
LAST UPDATED            : 199709
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C12-H27-O3-P
MOLECULAR WEIGHT        : 250.36
WISWESSER LINE NOTATION : 4OPO&4&O4
SYNONYMS/TRADE NAMES :
   * Dibutyl butanephosphonate
   * Dibutyl butylphosphonate
   * NSC 2666
   * TC 44
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 125 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
REFERENCE :
   CBCCT* "Summary Tables of Biological Tests," National Research Council
   Chemical-Biological Coordination Center.  (National Academy of Science
   Library, 2101 Constitution Ave., NW, Washington, DC 20418)
   Volume(issue)/page/year: 7,789,1955
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 56 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems
   Laboratory, NIOSH Exchange Chemicals.  (Aberdeen Proving Ground, MD 21010)
   Volume(issue)/page/year: NX#03463

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***