1,2,3,4,6,7,8-heptachlorodibenzo-p-dioxin
Names
[ CAS No. ]:
35822-46-9
[ Name ]:
1,2,3,4,6,7,8-heptachlorodibenzo-p-dioxin
[Synonym ]:
PCDD 73
1,2,3,4,6,7,8-Heptachlorodibenzo-para-dioxin
1,2,3,4,6,7,8-Heptachlorodibenzodioxin
1,2,3,4,6,7,8-heptachlorooxanthrene
Heptachlorodibenzo-p-dioxin
1,2,3,4,6,7,8-heptachlorinated dibenzodioxin
1,2,3,4,6,7,8-HpCDD
1,2,3,4,6,7,8-H7CDD
Chemical & Physical Properties
[ Density]:
1.834g/cm3
[ Boiling Point ]:
503.3ºC at 760 mmHg
[ Molecular Formula ]:
C12HCl7O2
[ Molecular Weight ]:
425.30600
[ Flash Point ]:
189.6ºC
[ Exact Mass ]:
421.78000
[ PSA ]:
18.46000
[ LogP ]:
8.15840
[ Index of Refraction ]:
1.67
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- HP3190000
- CHEMICAL NAME :
- Dibenzo-p-dioxin, 1,2,3,4,6,7,8-heptachloro-
- CAS REGISTRY NUMBER :
- 35822-46-9
- BEILSTEIN REFERENCE NO. :
- 1630271
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 9
- MOLECULAR FORMULA :
- C12-H-Cl7-O2
- MOLECULAR WEIGHT :
- 425.28
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 6325 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 66,471,1992
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- >600 ug/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 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 364 mg/kg/13W-I
- TOXIC EFFECTS :
- Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Blood - changes in platelet count Nutritional and Gross Metabolic - weight loss or decreased weight gain
- REFERENCE :
- TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 14,271,1994 *** 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
Safety Information
[ RIDADR ]:
UN 2811
[ Hazard Class ]:
6.1(a)
[ HS Code ]:
2932999060
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%