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40321-76-4

40321-76-4 structure
40321-76-4 structure
  • Name: 1,2,3,7,8-Pentachlorodibenzo-p-dioxin
  • Chemical Name: 1,2,3,7,8-Pentachlorodibenzo-p-dioxin
  • CAS Number: 40321-76-4
  • Molecular Formula: C12H3Cl5O2
  • Molecular Weight: 356.41600
  • Create Date: 2019-01-01 17:43:58
  • Modify Date: 2026-08-31 13:37:25
Name 1,2,3,7,8-Pentachlorodibenzo-p-dioxin
Synonyms Pentachlorobenzo-p-dioxin, 1,2,3,7,8
1,2,3,7,8-PENTACHLORODIBENZO-PA-DIOXIN
1,2,3,7,8-PENTACHLORODIBENZODIOXIN
2,3,4,7,8-Pentachlorodibenzo[1,4]dioxin
1,2,3,7,8-pentachloro-dibenzo-p-dioxi
1,2,3,7,8-PNCDD
1,2,3,7,8-PCDD
Dibenzo-p-dioxin, 1,2,3,7,8-pentachloro
1,2,3,7,8-Pentachlorooxanthrene
1,2,3,7,8-PECDD
1,2,3,7,8-pentachlorodibenzo-p-dioxin
Dibenzo[b,e][1,4]dioxin, 1,2,3,7,8-pentachloro
1,2,3,7,8-Pentachlorodibenzo[b,e][1,4]dioxin
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

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
RIDADR UN 2811
Hazard Class 6.1(a)
HS Code 2932999060
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%
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