1,2,4-TRICHLORODIBENZO-P-DIOXIN

IUPAC Name: 1,2,4-Trichlorooxanthrene
The MF of 1,2,4-Trichlorooxanthrene (CAS NO.39227-58-2) is C₁₂H₅Cl₃O₂.

                               
The MW of 1,2,4-Trichlorooxanthrene (CAS NO.39227-58-2) is 287.5259.
Synonyms of 1,2,4-Trichlorooxanthrene (CAS NO.39227-58-2): Dibenzo[b,e][1,4]dioxin, 1,2,4-trichloro- ; 1,2,4-Trichlorodibenzo-para-dioxin
Index of Refraction: 1.649 
Density: 1.562 g/ml 
Flash Point: 150.3 °C
Boiling Point: 379.9 °C

  1,2,4-Trichlorooxanthrene (CAS NO.39227-58-2) is used as chemical reagent, organic intermediates, fine chemicals, pharmaceutical research and development.

IARC Cancer Review: Group 3 IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 ,1987,p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Inadequate Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 15 ,1977,p. 41.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Human No Adequate Data IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 15 ,1977,p. 41.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) .

Questionable carcinogen. When heated to decomposition it emits toxic vapors of Cl⁻.Safety information of 1,2,4-Trichlorooxanthrene (CAS NO.39227-58-2):
RIDADR  3077
HazardClass  9
PackingGroup  I