*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UU3875300
CHEMICAL NAME           : Pyridinium,
                          1,1'-(2,3-dihydroxytetramethylene)bis(4-formyl-,
                          dibromide, dioxime
CAS REGISTRY NUMBER     : 63906-14-9
LAST UPDATED            : 198405
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C16-H20-N4-O4.2Br
MOLECULAR WEIGHT        : 492.22
WISWESSER LINE NOTATION : T6KJ D1UNQ A1YQYQ1- AT6KJ D1UNQ &Q 2 &E 2
SYNONYMS/TRADE NAMES :
   * 1,4-Bis(4-aldoximinopyridinium)butanediol-2,3-bibromide
   * 1,4-Bis(4-hydroxyiminomethyl-pyridinium-(1))-butanediol-2,3 dibromid
   * R 21
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 130 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ARZNAD Arzneimittel-Forschung. Drug Research.  (Editio Cantor Verlag,
   Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.)  V.1-    1951-
   Volume(issue)/page/year: 14,870,1964
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 64 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ARZNAD Arzneimittel-Forschung. Drug Research.  (Editio Cantor Verlag,
   Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.)  V.1-    1951-
   Volume(issue)/page/year: 14,870,1964
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 148 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ARZNAD Arzneimittel-Forschung. Drug Research.  (Editio Cantor Verlag,
   Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.)  V.1-    1951-
   Volume(issue)/page/year: 14,870,1964
 
                            *** END OF RECORD ***