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Cas Database |
| Name |
2,3',4'-Trichlorobiphenyl |
EINECS | 215-648-1 |
| CAS No. | 38444-86-9 | Density | 1.351 g/cm3 |
| PSA | 0.00000 | LogP | 5.31380 |
| Solubility | 30ug/L(23 oC) | Melting Point |
65-66℃ |
| Formula | C12H7 Cl3 | Boiling Point | 335.6 °C at 760 mmHg |
| Molecular Weight | 257.547 | Flash Point | 230.7 °C |
| Transport Information | UN 3432 9 | Appearance | N/A |
| Safety | Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic vapors of Cl−. | Risk Codes | 33-50/53 |
| Molecular Structure |
|
Hazard Symbols |
 N
|
| Synonyms |
Biphenyl,2',3,4-trichloro- (6CI); 2,3',4'-Trichlorobiphenyl;2',3,4-Trichloro-1,1'-biphenyl; 2',3,4-Trichlorobiphenyl; 3,4,2'-Trichlorobiphenyl;PCB 33 |
Article Data | 6 |
2,3',4'-Trichlorobiphenyl Chemical Properties
Empirical Formula: C12H7Cl3
Molecular Weight: 257.543 g/mol
EINECS: 215-648-1
Index of Refraction: 1.603
Density: 1.351 g/cm3
Flash Point: 230.7 °C
Enthalpy of Vaporization: 55.58 kJ/mol
Boiling Point: 335.6 °C at 760 mmHg
Vapour Pressure: 0.00023 mmHg at 25 °C
Structure of 2,3',4'-Trichlorobiphenyl (CAS NO.38444-86-9):
IUPAC Name of 2,3',4'-Trichlorobiphenyl (CAS NO.38444-86-9): 1,2-Dichloro-4-(2-chlorophenyl)benzene
2,3',4'-Trichlorobiphenyl Toxicity Data With Reference
| 1. | ipr-rat TDLo:150 mg/kg/3D-I | TXAPA9 Toxicology and Applied Pharmacology. 33 (1975),94. |
2,3',4'-Trichlorobiphenyl Safety Profile
Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic vapors of Cl−.
Hazard Codes of 2,3',4'-Trichlorobiphenyl (CAS NO.38444-86-9): 
N
Risk Statements: 33-50/53
R33:Danger of cumulative effects.
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 35-60-61
S35:This material and its container must be disposed of in a safe way.
S60:This material and its container must be disposed of as hazardous waste.
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
2,3',4'-Trichlorobiphenyl Specification
2,3',4'-Trichlorobiphenyl ,its cas register number is 38444-86-9. It also can be called 2,3',4'-Trichloro-1,1'-biphenyl ; Biphenyl, 2',3,4-trichloro- ;and 1,1'-Biphenyl, 2',3,4-trichloro- .
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