2,3,7-Trichlorodibenzo-p-dioxin

Modify Date: 2024-01-02 12:32:42

2,3,7-Trichlorodibenzo-p-dioxin Structure
2,3,7-Trichlorodibenzo-p-dioxin structure
 Common Name 2,3,7-Trichlorodibenzo-p-dioxin
CAS Number 33857-28-2 Molecular Weight 287.52600
Density 1.562g/cm3 Boiling Point 384.8ºC at 760mmHg
Molecular Formula C12H5Cl3O2 Melting Point N/A
MSDS N/A Flash Point 152.8ºC

 Names

Name 2,3,7-Trichlorodibenzo-p-dioxin
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.562g/cm3
Boiling Point 384.8ºC at 760mmHg
Molecular Formula C12H5Cl3O2
Molecular Weight 287.52600
Flash Point 152.8ºC
Exact Mass 285.93600
PSA 18.46000
LogP 5.54480
Index of Refraction 1.649

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
HP3630000
CHEMICAL NAME :
Dibenzo-p-dioxin, 2,3,7-trichloro-
CAS REGISTRY NUMBER :
33857-28-2
BEILSTEIN REFERENCE NO. :
1320418
LAST UPDATED :
199612
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C12-H5-Cl3-O2
MOLECULAR WEIGHT :
287.52
WISWESSER LINE NOTATION :
T C666 BO IOJ EG FG LG

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 :
>3 mg/kg
TOXIC EFFECTS :
Endocrine - changes in spleen weight Endocrine - changes in thymus weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
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 :
29400 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EXPEAM Experientia. (Birkhaeuser Verlag, POB 133, CH-4010 Basel, Switzerland) V.1- 1945- Volume(issue)/page/year: 38,879,1982 *** 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 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987

 Safety Information

HS Code 2932999060

 Synthetic Route

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2,3,7-Trichlorodibenzo-p-dioxin Structure

2,3,7-Trichloro...

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Literature: Luebke, Markus; Whitcombe, Michael J.; Vulfson, Evgeny N. Journal of the American Chemical Society, 1998 , vol. 120, # 51 p. 13342 - 13348
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Literature: Qin, Zhaohai Chemosphere, 1996 , vol. 33, # 1 p. 91 - 97
Oxanthrene structure

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Literature: Kuntsevich, A. D.; Golovkov, V. F.; Chernov, S. A. Doklady Chemistry, 1992 , vol. 327, # 1-3 p. 245 - 247 Doklady Akademii Nauk SSSR, 1992 , vol. 327, # 1 p. 92 - 95
2,3,7,8-Tetrachlorodibenzo-p-dioxin structure

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2,3,7-Trichlorodibenzo-p-dioxin Structure

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2,7-Dichlorooxanthrene structure

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Detail
Literature: Samsonov, D. P.; Rakhmanova, T. V.; Peryunina, R. I. J. Gen. Chem. USSR (Engl. Transl.), 1992 , vol. 62, # 1.2 p. 182 - 187,149 - 154

 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

Dibenzo-p-dioxin,2,3,7-trichloro
2,3,7-trichlorodibenzodioxin
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