1,2,3,7,8-Pentachlorodibenzo-p-dioxin

Names

[ CAS No. ]:
40321-76-4

[ Name ]:
1,2,3,7,8-Pentachlorodibenzo-p-dioxin

[Synonym ]:
1,2,3,7,8-pentachlorodibenzo-p-dioxin

Chemical & Physical Properties

[ Density]:
1.714g/cm3

[ Boiling Point ]:
448.5ºC at 760mmHg

[ Molecular Formula ]:
C12H3Cl5O2

[ Molecular Weight ]:
356.41600

[ Flash Point ]:
174ºC

[ Exact Mass ]:
353.85800

[ PSA ]:
18.46000

[ LogP ]:
6.85160

[ Index of Refraction ]:
1.661

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
HP3395000
CHEMICAL NAME :
Dibenzo-p-dioxin, 1,2,3,7,8-pentachloro-
CAS REGISTRY NUMBER :
40321-76-4
BEILSTEIN REFERENCE NO. :
1626844
LAST UPDATED :
199806
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C12-H3-Cl5-O2
MOLECULAR WEIGHT :
356.40
WISWESSER LINE NOTATION :
T C666 BO IOJ DG EG FG LG MG

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 :
206 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 - mouse
DOSE/DURATION :
337500 ng/kg
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 44,335,1978
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
3100 ng/kg
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 44,335,1978 *** 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

Synthetic Route

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%


Related Compounds