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2,2',3,3',4,4',5,5'-Octabromobiphenyl

Names

[ CAS No. ]:
27858-07-7

[ Name ]:
2,2',3,3',4,4',5,5'-Octabromobiphenyl

[Synonym ]:
Biphenyl,octabromo
BB-8
OCTABROMOBIPHENYL
2,2',3,3',4,4',5,5'-Octabromo-1,1'-biphenyl
ar,ar,ar,ar,ar',ar',ar',ar'-Octabromo-1,1'-biphenyl
2,2',3,3',4,4',5,5'-Octabromobiphenyl
Octabromobiphenyl [Polybrominated biphenyls]
1,1'-Biphenyl, 2,2',3,3',4,4',5,5'-octabromo-
Octabromodiphenyl
Tetrabromo(tetrabromophenyl)benzene
EINECS 248-696-7

Chemical & Physical Properties

[ Density]:
2.8±0.1 g/cm3

[ Boiling Point ]:
533.3±45.0 °C at 760 mmHg

[ Melting Point ]:
200-250ºC

[ Molecular Formula ]:
C12H2Br8

[ Molecular Weight ]:
785.376

[ Flash Point ]:
265.4±23.5 °C

[ Exact Mass ]:
777.362305

[ LogP ]:
8.70

[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C

[ Index of Refraction ]:
1.721

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DV5700000
CHEMICAL NAME :
Biphenyl, octabromo-
CAS REGISTRY NUMBER :
27858-07-7
LAST UPDATED :
199710
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C12-H2-Br8
MOLECULAR WEIGHT :
785.42
WISWESSER LINE NOTATION :
ER XR XE XE XE XE XE XE XE

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 22,316,1972 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
18 mg/kg/26W-C
TOXIC EFFECTS :
Liver - other changes
REFERENCE :
COTODO Journal of Fire and Flammability/Combustion Toxicology Supplement. (Westport, CT) V.1-2, 1974-75. For publisher information, see JCTODH. Volume(issue)/page/year: 1,52,1974
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
24 gm/kg/30D-C
TOXIC EFFECTS :
Liver - other changes Endocrine - thyroid weight (goiter) Blood - changes in erythrocyte (RBC) count
REFERENCE :
EVHPAZ EHP, Environmental Health Perspectives. (U.S. Government Printing Office, Supt of Documents, Washington, DC 20402) No.1- 1972- Volume(issue)/page/year: 11,153,1975
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
10 mg/kg/2W-I
TOXIC EFFECTS :
Liver - changes in liver weight
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 38,307,1977 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
500 mg/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 38,307,1977
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
50 mg/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 38,307,1977 *** REVIEWS *** TOXICOLOGY REVIEW ENVRAL Environmental Research. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1967- Volume(issue)/page/year: 13,74,1977

Safety Information

[ RIDADR ]:
UN 3152

[ Packaging Group ]:
II


Related Compounds