2,2',4,4',6,6'-PCB
Names
[ CAS No. ]:
33979-03-2
[ Name ]:
2,2',4,4',6,6'-PCB
[Synonym ]:
1,1'-Biphenyl,2,2',4,4',6,6'-hexachloro
2,2',4,4',6,6'-PCB
2,2',4,4',5,5'-Hexachlorobiphenyl
2,2',4,4',6,6'-Hexachlorobiphenyl
Biphenyl,2,2',4,4',6,6'-hexachloro
2,2',4,4',6,6'-Hexachloro-1,1'-biphenyl
EINECS 251-773-8
2,2',4,4',6,6'-Hcb
2,2',4,4',6,6'-hexachlorodiphenyl
1,1'-Biphenyl, 2,2',4,4',6,6'-hexachloro-
1,3,5-trichloro-2-(2,4,6-trichlorophenyl)benzene
2,4,6,2',4',6'-Hexachlorobiphenyl
Chemical & Physical Properties
[ Density]:
1.6±0.1 g/cm3
[ Boiling Point ]:
365.6±37.0 °C at 760 mmHg
[ Melting Point ]:
114ºC
[ Molecular Formula ]:
C12H4Cl6
[ Molecular Weight ]:
360.878
[ Flash Point ]:
170.5±23.9 °C
[ Exact Mass ]:
357.844421
[ LogP ]:
7.10
[ Vapour Pressure ]:
0.0±0.8 mmHg at 25°C
[ Index of Refraction ]:
1.627
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DV5359050
- CHEMICAL NAME :
- 1,1'-Biphenyl, 2,2',4,4',6,6'-hexachloro-
- CAS REGISTRY NUMBER :
- 33979-03-2
- BEILSTEIN REFERENCE NO. :
- 2058693
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 4
- MOLECULAR FORMULA :
- C12-H4-Cl6
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 150 mg/kg/3D-I
- TOXIC EFFECTS :
- Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other esterases Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other hydrolases Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other Enzymes
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 33,94,1975
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1414 mg/kg/22D-C
- TOXIC EFFECTS :
- Liver - fatty liver degeneration Endocrine - other changes Related to Chronic Data - death
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 58,461,1981
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Bird - chicken
- DOSE/DURATION :
- 1470 mg/kg/21D-C
- TOXIC EFFECTS :
- Liver - changes in liver weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - cytochrome oxidases (including oxidative phosphorylation) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 36,81,1976
Safety Information
[ HS Code ]:
2903999090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2903999090
[ Summary ]:
2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%