*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : KN1770000
CHEMICAL NAME           : Ether, bis(2-chloro-1-methylethyl), mixed with
                          2-chloro-1-methylethyl- (2-chloropropyl)ether (7:3)
LAST UPDATED            : 199506
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C6-H12-Cl2-O
MOLECULAR WEIGHT        : 171.08
COMPOUND DESCRIPTOR     : Tumorigen
SYNONYMS/TRADE NAMES :
   * Bis(2-chloro-1-methylethyl)ether mixed with  
   2-chloro-1-methylethyl-(2-chloropropyl) ether
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 51500 mg/kg/2Y-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Liver - tumors
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-239,1982
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 103 gm/kg/2Y-I
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Liver - tumors
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-239,1982

                          *** STATUS IN U.S. ***
 
   NTP Carcinogenesis Bioassay (gavage);clear evidence:mouse
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-239,83

 
                            *** END OF RECORD ***