*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : HA1920000
CHEMICAL NAME           : L-Cysteine, hydrazide
CAS REGISTRY NUMBER     : 58100-26-8
LAST UPDATED            : 198609
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C3-H9-N3-O-S
MOLECULAR WEIGHT        : 135.21
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Cysteine hydrazide
   * Cysteine, hydrazide, L-
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1050 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Gastrointestinal - ulceration or bleeding from stomach
   Gastrointestinal - ulceration or bleeding from small intestine
REFERENCE :
   AITEAT Archivum Immunologiae et Therapiae Experimentalis. (Ars Polona, POB
   1001, 00-068 Warsaw 1, Poland)  V.10-    1962-  Volume(issue)/page/year:
   27,733,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 430 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Gastrointestinal - ulceration or bleeding from stomach
   Gastrointestinal - ulceration or bleeding from small intestine
REFERENCE :
   AITEAT Archivum Immunologiae et Therapiae Experimentalis. (Ars Polona, POB
   1001, 00-068 Warsaw 1, Poland)  V.10-    1962-  Volume(issue)/page/year:
   27,733,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1010 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Gastrointestinal - ulceration or bleeding from stomach
   Gastrointestinal - ulceration or bleeding from small intestine
REFERENCE :
   AITEAT Archivum Immunologiae et Therapiae Experimentalis. (Ars Polona, POB
   1001, 00-068 Warsaw 1, Poland)  V.10-    1962-  Volume(issue)/page/year:
   27,733,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 525 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Gastrointestinal - ulceration or bleeding from stomach
   Gastrointestinal - ulceration or bleeding from small intestine
REFERENCE :
   AITEAT Archivum Immunologiae et Therapiae Experimentalis. (Ars Polona, POB
   1001, 00-068 Warsaw 1, Poland)  V.10-    1962-  Volume(issue)/page/year:
   27,733,1979
 
                            *** END OF RECORD ***