*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DV4000000 CHEMICAL NAME : Biphenyl, 4,4'-dinitro- CAS REGISTRY NUMBER : 1528-74-1 BEILSTEIN REFERENCE NO. : 1882826 REFERENCE : 4-05-00-01827 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C12-H8-N2-O4 MOLECULAR WEIGHT : 244.22 WISWESSER LINE NOTATION : WNR DR DNW COMPOUND DESCRIPTOR : Tumorigen Mutagen Primary Irritant SYNONYMS/TRADE NAMES : * 4,4'-Dinitrobifenyl * 4,4'-Dinitrobiphenyl *** HEALTH HAZARD DATA *** ** SKIN/EYE IRRITATION DATA ** TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 500 mg/24H REACTION SEVERITY : Mild REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,424,1986 ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 950 mg/kg/W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Sense Organs and Special Senses (Ear) - effect, not otherwise specified Skin and Appendages - tumors REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 6,352,1964 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 2500 ng/plate REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 91,321,1981 TYPE OF TEST : Mutation test systems - not otherwise specified TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 1 mg/L REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 272,91,1992 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***