*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DV0400000
CHEMICAL NAME           : 4-Biphenylamine, 3,2',4',6'-tetramethyl-
CAS REGISTRY NUMBER     : 73728-78-6
LAST UPDATED            : 198910
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C16-H19-N
MOLECULAR WEIGHT        : 225.36
WISWESSER LINE NOTATION : ZR C1 DR B1 D1 F1
COMPOUND DESCRIPTOR     : Tumorigen
SYNONYMS/TRADE NAMES :
   * 3,2',4',6'-Tetramethylaminodiphenyl
   * 3,2',4',6'-Tetramethylbiphenylamine
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1400 mg/kg/W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Gastrointestinal - tumors
   Liver - tumors
REFERENCE :
   BMBUAQ British Medical Bulletin.  (Longman Group UK Ltd., Longman House,
   Burnt Mill, Harlow, Essex CM20 2JE, UK)  V.1-    1943-
   Volume(issue)/page/year: 14,141,1958
 
                            *** END OF RECORD ***