*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UQ9451500
CHEMICAL NAME           : 2-Pyrazolin-5-one, 3-methyl-
CAS REGISTRY NUMBER     : 108-26-9
BEILSTEIN REFERENCE NO. : 0606503
LAST UPDATED            : 199701
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C4-H6-N2-O
MOLECULAR WEIGHT        : 98.12
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 3-Methyl-2-pyrazolin-5-one
   * 3-Methyl-pyrazolon-(5)
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 600 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   BCPCA6 Biochemical Pharmacology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.1-    1958-  Volume(issue)/page/year:
   14,1325,1965

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***