*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UR0430000
CHEMICAL NAME           : 3H-Pyrazol-3-one,
                          1,2-dihydro-1,5-dimethyl-4-(methylnitrosoamino)-2-phe
                          nyl-
CAS REGISTRY NUMBER     : 73829-38-6
BEILSTEIN REFERENCE NO. : 5570711
LAST UPDATED            : 199612
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C12-H14-N4-O2
MOLECULAR WEIGHT        : 246.30
WISWESSER LINE NOTATION : T5NNVJ A1 BR& DN1&NO E1
COMPOUND DESCRIPTOR     : Mutagen
SYNONYMS/TRADE NAMES :
   * Antipyrine, 4-(methylnitrosamino)-
   * 1,2-Dihydro-1,5-dimethyl-4-(methylnitrosoamino)-2-phenyl-3H-pyrazol-3-one
   * 4-(N-Methyl-N-nitroso)aminoantipyrine
   * MNAA
 
                       *** HEALTH HAZARD DATA ***
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 10 mg/plate
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 90,57,1981
 
                            *** END OF RECORD ***