*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : HM2956500
CHEMICAL NAME           : 8,10-Diazaspiro(5.5)undecane-7,9,11-trione,
                          1,5-dimethyl-9-thioxo-, sodium salt
CAS REGISTRY NUMBER     : 63990-12-5
LAST UPDATED            : 199109
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C11-H16-N2-O2-S.Na
MOLECULAR WEIGHT        : 263.34
WISWESSER LINE NOTATION : T6MVXVMYJ FUS C-& AL6XTJ B1 F1 &-NA-
SYNONYMS/TRADE NAMES :
   * Sodium 1,5-dimethyl-9-thioxo-8,10-diazaspiro(5.5)undecane-7,9,11-trione
   * Sodium spiro(2',6'-dimethylcyclohexane)-5,5-pyrimidine-2-thio-4,6-dione
   * Sodium spiro(2,6-dimethylcyclohexane 2'-thiobarbituric acid)
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 139 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CRAAA7 Current Researches in Anesthesia and Analgesia.  (Cleveland, OH)
   V.1-35, 1922-56.  For publisher information, see AACRAT.
   Volume(issue)/page/year: 29,89,1950
 
                            *** END OF RECORD ***