2,3,7,8-TETRABROMODIBENZO-P-DIOXIN
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Names
[ CAS No. ]:
50585-41-6
[ Name ]:
2,3,7,8-TETRABROMODIBENZO-P-DIOXIN
[Synonym ]:
2,3,7,8-Tetrabrom-dibenzo[1,4]dioxin
2,3,7,8-tetrabromo-dibenzo-p-dioxi
2,3,7,8-tetrabromo-dibenzo[1,4]dioxin
2,3,7,8-tetrabromodibenzo-4-dioxin
2,3,7,8-tetrabromo-p-dioxin
2,3,7,8-tetrabromodibezodioxine
2,3,7,8-Tetrabrom-dibenzo-p-dioxin
2,3,7,8-TeBDD
2,3,7,8-TETRABROMODIBENZO-P-DIOXIN
2,3,7,8-tetrabromodibenzodioxin
2,3,7,8-TETRABROMODIBENZO-PARA-DIOXIN
2,3,7,8-Tetrabromodibenzo[b,e][1,4]dioxin
Chemical & Physical Properties
[ Density]:
2.347g/cm3
[ Boiling Point ]:
467.5ºC at 760 mmHg
[ Molecular Formula ]:
C12H4Br4O2
[ Molecular Weight ]:
499.77500
[ Flash Point ]:
194.9ºC
[ Exact Mass ]:
495.69400
[ PSA ]:
18.46000
[ LogP ]:
6.63460
[ Index of Refraction ]:
1.709
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- HP3425000
- CHEMICAL NAME :
- Dibenzo(b,e)(1,4)dioxin, 2,3,7,8-tetrabromo-
- CAS REGISTRY NUMBER :
- 50585-41-6
- BEILSTEIN REFERENCE NO. :
- 0273317
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C12-H4-Br4-O2
- MOLECULAR WEIGHT :
- 499.80
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 100 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CMSHAF Chemosphere. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1972- Volume(issue)/page/year: 19,759,1989 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 90 ug/kg/90D-I
- TOXIC EFFECTS :
- Endocrine - changes in thymus weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other transferases
- REFERENCE :
- CMSHAF Chemosphere. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1972- Volume(issue)/page/year: 19,759,1989
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 5 ug/kg/20D-I
- TOXIC EFFECTS :
- Liver - other changes Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0539783 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 432 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 - Specific Developmental Abnormalities - craniofacial (including nose and tongue) 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
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 216 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 - 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
Safety Information
[ HS Code ]:
2932999099
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2932999099
[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%