2,7-Dichlorooxanthrene
Suppliers
Names
[ CAS No. ]:
33857-26-0
[ Name ]:
2,7-Dichlorooxanthrene
[Synonym ]:
Dibenzo[b,e][1,4]dioxin, 2,7-dichloro-
DCDD
2,7-dichloro-p-dibenzodioxin
Dibenzo-p-dioxin,2,7-dichloro
2,7-dichlorobenzo-p-dioxin
2,7-Dichlorodibenzo-4-dioxin
2,7-Dichlorooxanthrene
2,7-dichlorobenzodioxin
2,7-Dichlorodibenzodioxin
2,5-DIMETHYL-THIOPHENE-3-CARBALDEHYDE
Chemical & Physical Properties
[ Density]:
1.5±0.1 g/cm3
[ Boiling Point ]:
350.2±42.0 °C at 760 mmHg
[ Molecular Formula ]:
C12H6Cl2O2
[ Molecular Weight ]:
253.081
[ Flash Point ]:
140.2±28.0 °C
[ Exact Mass ]:
251.974487
[ PSA ]:
18.46000
[ LogP ]:
5.82
[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C
[ Index of Refraction ]:
1.643
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- HP3100000
- CHEMICAL NAME :
- Dibenzo-p-dioxin, 2,7-dichloro-
- CAS REGISTRY NUMBER :
- 33857-26-0
- BEILSTEIN REFERENCE NO. :
- 0017641
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 15
- MOLECULAR FORMULA :
- C12-H6-Cl2-O2
- MOLECULAR WEIGHT :
- 253.08
- WISWESSER LINE NOTATION :
- T C666 BO IOJ EG LG
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration into the eye
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- EVHPAZ EHP, Environmental Health Perspectives. (U.S. Government Printing Office, Supt of Documents, Washington, DC 20402) No.1- 1972- Volume(issue)/page/year: 5,87,1973 ** TUMORIGENIC DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 378 gm/kg/90W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors Blood - leukemia
- REFERENCE :
- NCITR* National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD) No.0-205. For publisher information, see NTPTR*. Volume(issue)/page/year: NCI-TR-123,1979
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 756 gm/kg/90W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors Blood - leukemia
- REFERENCE :
- NCITR* National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD) No.0-205. For publisher information, see NTPTR*. Volume(issue)/page/year: NCI-TR-123,1979 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 5 mg/kg
- SEX/DURATION :
- female 6-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system
- REFERENCE :
- ADCSAJ Advances in Chemistry Series. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) No.1- 1950- Volume(issue)/page/year: 120,70,1973 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 15,41,1977 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 15,41,1977 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 69,33,1997 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 69,33,1997 TOXICOLOGY REVIEW TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 3,187,1975 TOXICOLOGY REVIEW RPZHAW Roczniki Panstwowego Zakladu Higieny. (Ars Polona, POB 1001, 00-068 Warsaw 1, Poland) V.1- 1950- Volume(issue)/page/year: 26,623,1975 TOXICOLOGY REVIEW MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 47,141,1978
Safety Information
[ RIDADR ]:
UN 3077
[ HS Code ]:
2932999060
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2932999060
[ Summary ]:
2932999060. Dioxin,Furan(polychorinated dibenzo-p-dioxines,polychlorinated dibenzofurans). VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:89(articles on the list of prohibited export goods,articles on the list of prohibited import goods). MFN tariff:6.5%. General tariff:20.0%