4,4'-PCB

Modify Date: 2024-01-04 18:04:56

4,4'-PCB Structure
4,4'-PCB structure
Common Name 4,4'-PCB
CAS Number 2050-68-2 Molecular Weight 223.098
Density 1.2±0.1 g/cm3 Boiling Point 318.0±17.0 °C at 760 mmHg
Molecular Formula C12H8Cl2 Melting Point 288℃
MSDS N/A Flash Point 145.2±14.5 °C
Symbol GHS02 GHS07 GHS08 GHS09
GHS02, GHS07, GHS08, GHS09
Signal Word Danger

 Names

Name 4,4'-dichlorobiphenyl
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 318.0±17.0 °C at 760 mmHg
Melting Point 288℃
Molecular Formula C12H8Cl2
Molecular Weight 223.098
Flash Point 145.2±14.5 °C
Exact Mass 222.000305
LogP 5.12
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.594

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DV3912500
CHEMICAL NAME :
1,1'-Biphenyl, 4,4'-dichloro-
CAS REGISTRY NUMBER :
2050-68-2
LAST UPDATED :
199710
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C12-H8-Cl2
MOLECULAR WEIGHT :
223.10

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 - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
700 mg/kg/7D-I
TOXIC EFFECTS :
Liver - hepatitis (hepatocellular necrosis), zonal

MUTATION DATA

TEST SYSTEM :
Insect - Drosophila melanogaster
DOSE/DURATION :
1 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 342,61,1995

 Safety Information

Symbol GHS02 GHS07 GHS08 GHS09
GHS02, GHS07, GHS08, GHS09
Signal Word Danger
Hazard Statements H225-H304-H315-H336-H373-H410
Precautionary Statements P210-P261-P273-P301 + P310-P331-P501
Hazard Codes F: Flammable;Xi: Irritant;
Risk Phrases R11
Safety Phrases 16-26-33-36
RIDADR UN 2315
RTECS DV3912500
Packaging Group II
Hazard Class 9
HS Code 2903999010

 Synthetic Route

 Customs

HS Code 2903999010
Summary 2903999010 2,3,3',4,5,6-hexachloro-1,1'-biphenyl。supervision conditions:89(articles on the list of prohibited export goods,articles on the list of prohibited import goods)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:5.5%。general tariff:30.0%

 Articles21

More Articles
Microbial dehalogenation of 4,4'-dichlorobiphenyl under anaerobic conditions.

Sci. Total Environ. 101(3) , 263-8, (1991)

Anaerobic cultures containing 4,4'-dichlorobiphenyl (4,4'CB) were inoculated with various environmental samples. The degradation of the substrate was followed by gas chromatographic analysis. Three of...

Possible molecular targets of halogenated aromatic hydrocarbons in neuronal cells.

Biochem. Biophys. Res. Commun. 280(5) , 1372-7, (2001)

Halogenated aromatic hydrocarbon including polychlorinated biphenyls (PCBs) are persistent and bioaccumulative environmental toxicants. Although health effects associated with exposure to these chemic...

The effect of chlorine substitution on the disposition of polychlorinated biphenyls following dermal administration.

Toxicol. Appl. Pharmacol. 216(1) , 157-67, (2006)

The fate of selected polychlorobiphenyls (PCBs) was investigated following single dermal administration (0.4 mg/kg) to determine the effects of chlorine content and position on the disposition of PCBs...

 Synonyms

Biphenyl,4,4'-dichloro
p,p'-dichlorobiphenyl
4,4'-Dichloro-1,1'-biphenyl
Biphenyl, 4,4'-dichloro-
1,1'-Biphenyl, 4,4'-dichloro-
PCB 15
p,p-Dcbp
4,4'-PCB
MFCD00013641
4,4'-Dichlorobiphenyl
PCB No 15
1,1'-Biphenyl,4,4'-dichloro
EINECS 218-095-4
4,4'-Dichloro-biphenyl
1-chloro-4-(4-chlorophenyl)benzene
4.4'-Dichlorobiphenyl
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