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

Modify Date: 2024-01-21 16:22:11

1,2,3,7,8-Pentachlorodibenzo-p-dioxin Structure
1,2,3,7,8-Pentachlorodibenzo-p-dioxin structure
Common Name 1,2,3,7,8-Pentachlorodibenzo-p-dioxin
CAS Number 40321-76-4 Molecular Weight 356.41600
Density 1.714g/cm3 Boiling Point 448.5ºC at 760mmHg
Molecular Formula C12H3Cl5O2 Melting Point N/A
MSDS N/A Flash Point 174ºC

 Names

Name 1,2,3,7,8-Pentachlorodibenzo-p-dioxin
Synonym More Synonyms

 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%

 Synonyms

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