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