2,2',4,4',6,6'-PCB

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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

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1-[4-(2-bromoethynyl)phenyl]ethanone
  • (2,4,6-Trichlorophenyl)boronic acid
  • 1,3,5-Trichloro-2-iodobenzene
  • 1,3,5-Trichlorobenzene
  • 2,4,6-Trichloroaniline
  • 2,6,2',6'-tetrachloro-benzidine
  • 1,3-Dichloro-5-nitrobenzene
  • N,N'-bis-(3,5-dichloro-phenyl)-hydrazine
  • 1,2-bis(3,5-dichlorophenyl)diazene
  • Methanol

DownStream

  • 1,3,7,9-tetrachlorodibenzofuran

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%

Related Compounds

  • 2,2',4,4',6,6'-hexanitro[1,1'-biphenyl]-3,3'-diol
  • 2,2',4,4',6,6'-hexanitroazobenzene
  • 2,2',4,4',6,6'-hexamethylbenzophenone
  • 2,2',4,4',6,6'-hexamethoxy-1,1'-biphenyl-3,3'-dicarbaldehyde
  • 2,2',4,4',6,6'-hexanitro diphenylmethane
  • 2,2',4,4',6,6'-hexachloro-3,3'-dimethoxy-1,1'-biphenyl