CHEMICAL IDENTIFICATION

RTECS NUMBER :

HP5295170

CHEMICAL NAME :

Dibenzofuran, 2,3,7,8-tetrabromo-

CAS REGISTRY NUMBER :

67733-57-7

BEILSTEIN REFERENCE NO. :

0221403

LAST UPDATED :

199710

DATA ITEMS CITED :

5

MOLECULAR FORMULA :

C12-H4-Br4-O

MOLECULAR WEIGHT :

483.80

WISWESSER LINE NOTATION :

T B656 HOJ DE EE KE LE

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - guinea pig

DOSE/DURATION :

4740 ng/kg

TOXIC EFFECTS :

Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :

ANYAA9 Annals of the New York Academy of Sciences. (New York Academy of Sciences, 2 E. 63rd St., New York, NY 10021) V.1- 1877- Volume(issue)/page/year: 320,151,1979 ** REPRODUCTIVE DATA **

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

4500 ug/kg

SEX/DURATION :

female 10-18 day(s) after conception

TOXIC EFFECTS :

Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Effects on Embryo or Fetus - fetal death Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 107,141,1991

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

4500 ug/kg

SEX/DURATION :

female 10-18 day(s) after conception

TOXIC EFFECTS :

Reproductive - Specific Developmental Abnormalities - urogenital system

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 107,141,1991