2,3,3',4,4',5,5'-PCB
Names
[ CAS No. ]:
39635-31-9
[ Name ]:
2,3,3',4,4',5,5'-PCB
[Synonym ]:
2,3,3',4,4',5,5'-Heptachloro-1,1'-biphenyl
1,1'-Biphenyl,2,3,3',4,4',5,5'-heptachloro
2,3,3',4,4',5,5'-Heptachlorobiphenyl
PCB 189
1,1'-Biphenyl, 2,3,3',4,4',5,5'-heptachloro-
2,3,4,5,3',4',5'-Heptachlorobiphenyl
2,3,3',4,4',5,5'-PCB
polychlorinated biphenyl 189
2,3,3',4,4',5,5'-heptachlorinated biphenyl
Chemical & Physical Properties
[ Density]:
1.7±0.1 g/cm3
[ Boiling Point ]:
443.9±40.0 °C at 760 mmHg
[ Melting Point ]:
170°C
[ Molecular Formula ]:
C12H3Cl7
[ Molecular Weight ]:
395.323
[ Flash Point ]:
225.4±24.7 °C
[ Exact Mass ]:
391.805450
[ LogP ]:
7.20
[ Vapour Pressure ]:
0.0±1.0 mmHg at 25°C
[ Index of Refraction ]:
1.633
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DV5325000
- CHEMICAL NAME :
- 1,1'-Biphenyl, 2,3,3',4,4',5,5'-heptachloro-
- CAS REGISTRY NUMBER :
- 39635-31-9
- LAST UPDATED :
- 199109
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C12-H3-Cl7
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- >3 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- PSSID2 Pergamon Series on Environmental Science. (Oxford, UK) V.1-7, 1978-82. Discontinued. Volume(issue)/page/year: 5,367,1982
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%