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19408-74-3

19408-74-3 structure
19408-74-3 structure
  • Name: 1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin
  • Chemical Name: 1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin
  • CAS Number: 19408-74-3
  • Molecular Formula: C12H2Cl6O2
  • Molecular Weight: 390.86100
  • Create Date: 2018-11-28 09:24:45
  • Modify Date: 2024-01-02 16:16:00

Name 1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin
Synonyms PCDD 70
1,2,3,7,8,9-Hexachlorodibenzodioxin
1,2,3,7,8,9-HxCDD
Dibenzo-p-dioxin,1,2,3,7,8,9-hexachloro
1,2,3,7,8,9-hexachlorinated dibenzodioxin
1,2,3,7,8,9-H6CDD
D 70
1,2,3,7,8,9-hexachlorooxanthrene
1,2,3,6,7,8,9-hexachloro dibenzo-p-dioxin
HxCDD
Density 1.777g/cm3
Boiling Point 478ºC at 760mmHg
Molecular Formula C12H2Cl6O2
Molecular Weight 390.86100
Flash Point 182.9ºC
Exact Mass 387.81900
PSA 18.46000
LogP 7.50500
Vapour Pressure 7.72E-09mmHg at 25°C
Index of Refraction 1.666

CHEMICAL IDENTIFICATION

RTECS NUMBER :
HP3310000
CHEMICAL NAME :
Dibenzo-p-dioxin, 1,2,3,7,8,9-hexachloro-
CAS REGISTRY NUMBER :
19408-74-3
BEILSTEIN REFERENCE NO. :
1353896
LAST UPDATED :
199806
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C12-H2-Cl6-O2
MOLECULAR WEIGHT :
390.84
WISWESSER LINE NOTATION :
T C666 BO IOJ DG EG FG LG MG NG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>1440 mg/kg
TOXIC EFFECTS :
Endocrine - changes in spleen weight Endocrine - changes in thymus weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
60 ug/kg
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain

MUTATION DATA

TYPE OF TEST :
Morphological transformation
TEST SYSTEM :
Rodent - mouse Fibroblast
DOSE/DURATION :
120 pmol/L
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 8,1485,1987 *** 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: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
Packaging Group I
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%