*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : QE8647000
CHEMICAL NAME           : Morpholine,
                          4,4'-(p-phenylene)bis(dimethylsilylene)bis(trimethyle
                          ne)di-, dihydrochloride
CAS REGISTRY NUMBER     : 84584-51-0
LAST UPDATED            : 199803
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C24-H44-N2-O2-Si2.2Cl-H
MOLECULAR WEIGHT        : 521.80
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Morpholine,  
   4,4'-(1,4-phenylenebis((dimethylsilylene)-3,1-propanediyl))bis-,  
   dihydrochloride
   * 4,4'-(p-Phenylene)bis(dimethylsilylene)bis(trimethylene)dimorpholine  
   dihydrochloride
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 305 mg/kg
TOXIC EFFECTS :
   Autonomic Nervous System - beta-adrenergic blockage
   Vascular - BP lowering not characterized in autonomic section
REFERENCE :
   PCJOAU Pharmaceutical Chemistry Journal (English Translation).  Translation
   of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013)  No.1-
   1967-  Volume(issue)/page/year: 16,761,1982
 
                            *** END OF RECORD ***