2,2',4,4',5,5'-Hexachlorobiphenyl
Synonym(s):2,2′,4,4′,5,5′-Hexachlorobiphenyl;2,2′,4,4′,5,5′-Hexachlorobiphenyl solution;2,2′,4,4′,5,5′-PCB
- CAS NO.：35065-27-1
- Empirical Formula: C12H4Cl6
- Molecular Weight: 360.88
- MDL number: MFCD00055535
- EINECS: 621-381-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:50:37
What is 2,2',4,4',5,5'-Hexachlorobiphenyl?
Chemical properties
(claimed on the NTP web site to be a colourless liquid
The Uses of 2,2',4,4',5,5'-Hexachlorobiphenyl
2,2',4,4',5,5'-Hexachlorobiphenyl is a polychlorinated biphenyl (PCB) found in air, soil, mammals, and marine animals.
Definition
ChEBI: 2,2',4,4',5,5'-hexachlorobiphenyl is a hexachlorobiphenyl.
Properties of 2,2',4,4',5,5'-Hexachlorobiphenyl
| Melting point: | 137-138℃ |
| Boiling point: | 446.99°C (rough estimate) |
| Density | 1.5940 (rough estimate) |
| refractive index | 1.6270 (rough estimate) |
| Flash point: | 100 °C |
| storage temp. | 2-8°C |
| solubility | Chloroform (Slightly), Ethyl Acetate (Slightly) |
| form | neat |
| Water Solubility | 0.8625ug/L(25 ºC) |
| BRN | 1990497 |
| Stability: | Thermally stable and resistant to both oxidation and biological degradation. |
| CAS DataBase Reference | 35065-27-1 |
| EPA Substance Registry System | 2,2',4,4',5,5'-Hexachlorobiphenyl (35065-27-1) |
Safety information for 2,2',4,4',5,5'-Hexachlorobiphenyl
| Signal word | Warning |
| Pictogram(s) |
 Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H373:Specific target organ toxicity, repeated exposure H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. P391:Collect spillage. Hazardous to the aquatic environment P501:Dispose of contents/container to..… |
Computed Descriptors for 2,2',4,4',5,5'-Hexachlorobiphenyl
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