*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : NS1780000
CHEMICAL NAME           : Isonicotinic acid, hydrazide, methanesulfonate,
                          hydrate
LAST UPDATED            : 198511
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C6-H7-N3-O.C-H3-O4-S.H2-O
MOLECULAR WEIGHT        : 266.28
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1573 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   YKKZAJ Yakugaku Zasshi.  Journal of Pharmacy.  (Nippon Yakugakkai, 2-12-15
   Shibuya, Shibuya-ku, Tokyo 150, Japan)  No.1-    1881-
   Volume(issue)/page/year: 78,414,1958
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 869 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   YKKZAJ Yakugaku Zasshi.  Journal of Pharmacy.  (Nippon Yakugakkai, 2-12-15
   Shibuya, Shibuya-ku, Tokyo 150, Japan)  No.1-    1881-
   Volume(issue)/page/year: 78,414,1958
 
                            *** END OF RECORD ***