2,3,7-Trichlorodibenzo-p-dioxin
Names
[ CAS No. ]:
33857-28-2
[ Name ]:
2,3,7-Trichlorodibenzo-p-dioxin
[Synonym ]:
Dibenzo-p-dioxin,2,3,7-trichloro
2,3,7-trichlorodibenzodioxin
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
Precursor & DownStream
Precursor
DownStream
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%