*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TA1525000
CHEMICAL NAME           : Phosphonic diamide, ethyl-, cyclic
                          4-chloro-o-phenylene ester
CAS REGISTRY NUMBER     : 73790-34-8
LAST UPDATED            : 198209
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C8-H10-Cl-N2-O-P
MOLECULAR WEIGHT        : 216.62
WISWESSER LINE NOTATION : T56 BMPMJ CO C2 GG
SYNONYMS/TRADE NAMES :
   * 5-Chloro-2,3-dihydro-2-ethyl-1H-1,3,2-benzodiazophosphole-2-oxide
   * Ethylphosphonic diamide cyclic 4-chloro-o-phenylene ester
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
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#06818
 
                            *** END OF RECORD ***