*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : QC3550000
CHEMICAL NAME           : Monothiopyrophosphoric acid, tetraethyl ester
CAS REGISTRY NUMBER     : 645-78-3
BEILSTEIN REFERENCE NO. : 1714018
REFERENCE               : 4-01-00-01350 (Beilstein Handbook Reference)
LAST UPDATED            : 199707
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C8-H20-O6-P2-S
MOLECULAR WEIGHT        : 306.28
WISWESSER LINE NOTATION : 2OPS&O2&OPO&O2&O2
SYNONYMS/TRADE NAMES :
   * Ethyl thiopyrophosphate ((EtO)2OPOPS(OEt)2)
   * Fosarbin
   * Monothiono TEPP
   * MTST
   * Phosarbin
   * Pirofos
   * Pyrophos
   * Tetraethyl monothionopyrophosphate
   * Tetraethyl monothiopyrophosphate
   * Tetraethyl thioonopyrophosphate
   * Thiodiphosphoric acid, tetraethyl ester
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 500 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85JDAH "Organophosphorus Pesticides: Organic and Biological Chemistry," Eto,
   M., Cleveland, OH, CRC Press, Inc.,  1974  Volume(issue)/page/year:
   -,265,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 450 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FATOAO Farmakologiya i Toksikologiya (Moscow).  For English translation, see
   PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2-   
   1939-  Volume(issue)/page/year: 25,725,1962
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 700 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PAREAQ Pharmacological Reviews.  (Williams & Wilkins, 428 E. Preston St.,
   Baltimore, MD 21202) V.1-    1949-  Volume(issue)/page/year: 11,636,1959
 
                            *** END OF RECORD ***